[Ilugc] [JOB] Need junior Android resource

2015-11-05 Thread Arun Venkataswamy
Hi,

We are a Chennai based startup building a product which allows an
e-commerce site to be deployed in Mobile HTML5, native Android and native
iOS almost instantly, in a matter of days instead of months of outsourced
development.

More information here:
http://mobizippy.com/

We are ramping up quickly and we are looking for a couple of junior Android
resources.

Skills : Android SDK and familiarity with the Android studio environment
Experience : Fresher with demonstrable Android dev skills or up to 2 years
experience in Android.
Skills that are bonus : Git and Linux shell script / python / node based
automation
Location : Chennai - OMR Perungudi
Education : No bar
Salary : Industry standard pay

To apply, reply to me in private with your resume.

Regards,
Arun

-- 

Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] [OT] Motivational Posters for your office - Part 1

2015-10-12 Thread Arun Venkataswamy
On Tue, Oct 13, 2015 at 9:19 AM, Madan U S  wrote:

> Reply inline
>

I am not able to see your inline replies. I am on gmail.

Regards,
Arun
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Re: [Ilugc] [OT] Open Source your Office Spaces – Coworkable.com

2015-10-06 Thread Arun Venkataswamy
On Tue, Oct 6, 2015 at 6:16 PM, Raja Rajan  wrote:

> Greetings ,
>   i have been searching for shared work space for more than
> 8 months. But all it ended in bitter experience. They are asking the same
> 10 months advance and the rent is above imaginary. ( 16000 / 25000 / 22000
> for min of 260 sq.ft.) .these co working spaces, as arun said  is of
> much secure where everyone is peeping into other works. I am not meaning
> about Coworkable.com , i am speaking generally about all co-working hubs
> here. The people willing to rent just says they have given enough money for
> their interior & advance is so high , they expect us pay the advance more.
> People are more focussed on grabing money rather than in the intention of
> what balakumar said. These things leads the people like us to finalise with
> new work space ( as these people ask the rent & advance nearer to the fresh
> space guys) .
>
> All companies like regus, coworkable is doing the same.
>
>
We work out of this place:
http://theworks.at/omr/
They charge on a per seat basis. Around Rs.4,800 per month. Includes
internet, air conditioning and access to a conference room. Nice guys. The
spirit is good. Do go and take a look.

But now we have taken an entire floor as private space here.
They have a facility at Alwarpet too.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Why can't I write good code

2015-06-22 Thread Arun Venkataswamy
On Sat, Jun 20, 2015 at 12:45 PM, Satya Prakash Prasad <
satyaprakash.pra...@gmail.com> wrote:

> Why can't I write code of that quality - what is missing in me? Is it
> that the FOSS developers are great coders - they know designing /
> coding in-depth.?  Are FOSS developers exposed to great code under
> great brains at their very early stage of career?
>

What is your experience in programming?
Though it is debated now, Malcolm Gladwell in his book "Outliers : The
story of success" claims it takes 10,000 hours of practice to achieve
mastery in any field :
http://www.wisdomgroup.com/blog/1-hours-of-practice/


Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] raspbery pi

2014-11-03 Thread Arun Venkataswamy
On Mon, Nov 3, 2014 at 3:05 PM, Arun Khan  wrote:

> On Mon, Nov 3, 2014 at 1:09 PM, Gowtham Sundaar 
> wrote:
> > You can get the Banana Pi from dx.com. It's got better specifications
> and
> > costs about the same
>
> Does it accept INR and ship from within India?  The shipment and
> customs cost can be a significant price offset.
>

DX.COM shipping is free to India even if you buy an item for $0.99 But you
need to be patient as it comes via regular post. I have ordered 3 times and
I have received the items in about 20-30 days. No customs duty was charged.
It was just delivered by a post man. Typically since it comes via post, I
think the regular customs allowance (35k?) is followed.

Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] raspbery pi

2014-11-02 Thread Arun Venkataswamy
On Mon, Nov 3, 2014 at 10:45 AM, km  wrote:

> Dear All,
>
> Where can I purchase a raspberry pi model B/B+ in india ?
> kindly let me know-  thanks
>
>

http://www.rhydolabz.com/index.php?main_page=index&cPath=197&zenid=8128be87db3fc24476f954c796b4d865
I am sure you can find more sellers too.
I used to buy other stuff from these guys a while back and they were good
and also knew what they were selling.

These guys are also good:
http://robokits.co.in/shop/index.php?main_page=index&cPath=83

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] nice to see some changes

2014-10-14 Thread Arun Venkataswamy
On Tue, Oct 14, 2014 at 2:17 PM, Manokaran K  wrote:

> On Tue, Oct 14, 2014 at 2:14 PM, Vikas Tara  wrote:
> > Wow, that's the longest thread I have seen on this mailing list
> > since I joined it.
> > ___
>
>
> Alas, its true there are more meta than tech discussions on ILUGC the
> last few years :-)
>

I believe the quality and quantity of information available at
stackoverflow and serverfault has made many a forums less relevant for
technical discussions. I guess the best use of LUGs today is evangelism,
networking and hand holding of newbies. Unfortunate to know that the
general feeling is that ILUGC has become newbie unfriendly for whatever
reasons.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Audio& video_reg

2014-09-16 Thread Arun Venkataswamy
On Tue, Sep 16, 2014 at 3:58 PM, mani maran  wrote:

> I have audio and video file separately, How to play together. My OS is
> Ubuntu14.04
>
>
You can use FFMPEG to combine the audio file and the video file into a new
video file.
If you can provide the formats and codecs of the 2 files, i will try and
give the command.

Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Visiting Chennai

2014-09-12 Thread Arun Venkataswamy
On Wed, Sep 10, 2014 at 9:50 PM, Vikas Tara  wrote:

> Hi ilugc,
>
> Hamara Linux is a new distribution tailored to the Indian market from
> the perspective of language, design, usability and access.
>
> We are promoting design that users feel accustomed to, a way to reach a
> larger audience and also stem cultural hegemony. We target intel as well
> as ARM, to make access to the platform easier/cheaper. Native language
> support - you will be able to find us using a search engine without
> knowing how to read English.
>


Guys, All the best.
I am sure you guys are pretty smart and capable by looking at the way you
handled this heated thread :)

Don't know why this thread was hijacked into a Hindi imposition argument! I
did not get any of those vibes from visiting the site...

From a suggestion view point, I have a request.
For the first time, I have to think about parental controls as my 8 year
old daughter has started to use the home computer regularly. I am really
worried about inadvertent exposure to unwanted content.  A 'built in', by
default 'on' parental control with opt in for adult content would be great
as a fundamental part of the desktop. Certainly a feature any Indian
talking any language would be appreciative of!

BTW on a lighter note, I do not understand Hindi and was a victim of
mindless Hindi imposition as a 3rd language (English and Tamil being the
1st and 2nd) in school. Believe it or not, I can read and write Hindi but
cannot understand or talk any of it!

Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Firefox OS Phone sale now in India

2014-08-27 Thread Arun Venkataswamy
On Wed, Aug 27, 2014 at 9:14 PM, Karthikeyan A K <77mi...@gmail.com> wrote:

>
> On Wednesday 27 August 2014 12:30 PM, Shrinivasan T wrote:
> > https://www.mozilla.org/en-US/firefox/os
> >
> > http://www.snapdeal.com/product/intex-cloud-fx/1356760619
> >
> And its so cheap!! Hope its developer friendly too, here is a news
> writeup about it
>
> http://gadgets.ndtv.com/mobiles/reviews/intex-cloud-fx-indias-cheapest-smartphone-first-impressions-581818
>
>
I sincerely hope the device is good.

But looking at the specs simple logic says unless the firefox os does some
magic the user experience is not going to be that great. I wish to be be
proved wrong. I am going to order for that device anyways to experiment. I
have an android smart phone with low internal storage and low memory and it
is virtually unusable as a smart phone. Works great as a phone though. I am
not stupid to expect something like an iPhone or an S3 at Rs.2,000/- but
worried about the os's reputation running on such cheap hardware.

IF the experience is not good (we don't know yet), can't believe that
Mozilla would do something as stupid as this. Cheap is cheap. I remember
the proliferation of android devices on cheap unbranded Chinese phones
which got 'android' a cheap tag - bad battery, bad display, not responsive
etc. Consumers do not know to differentiate between hardware shortfalls and
the os. If Mozilla thought by partnering with a local company and throw a
cheap phone at us Indians it is rather sad. They could have atleast
demanded to have one good spec device in parallel. The phone in question
does not have 3G connectivity and the rather uninformed consumer will
comment to a friend 'firefox os cannot do 3G and they call it a smart phone
OS'.

Regards,
Arun


Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] MySQL - unable to connect to MySQL db from another host on same LAN

2014-08-06 Thread Arun Venkataswamy
On Wed, Aug 6, 2014 at 12:09 PM, Arun Khan  wrote:

> I have 2 AWS instances (CentOS 6.5 64bit AMI)
> (a) Apache, PHP, mysql client package  (IP = A, alias name aws-appsrv)
> (b) mysql-server (IP = B alias name aws-dbsrv).
>
> I have configured mysql server on B to accept connections on 3306 from A.
> I have also configured mysql server on B to accept connections for
> 'root' user from A both with IP number (A) and alias name
> (aws-appsrv).
>
> On mysql server (B)
> mysql> select user,host,grant_priv from user;
> +--+++
> | user | host   | grant_priv |
> +--+++
> | root | localhost  | Y  |
> | root | aws-appsrv | Y  |
> | root | 127.0.0.1  | Y  |
> | root | 10.0.0.244 | Y  |
> +--+++
>
> On aws-appsrv (A), when I connect to mysql server on B as 'root' user,
> I get the following error.
>
> # mysql -u root -h aws-dbsrv -D mysql -p
> Enter password:
> ERROR 1045 (28000): Access denied for user 'root'@'aws-appsrv' (using
> password: YES)
>
> I have searched for a solution but have not come across one that meets
> my use case scenario.
>
> What am I missing?
>


Is the mysql server listening on all interfaces?
I think by default it listens only on localhost or 127.0.0.1

Another naive point, just to be sure : Have you opened up port 3306 in the
firewall?

Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Fwd: [FSFTN-Villupuram] Kochadaiyan - Blender Remake

2014-07-23 Thread Arun Venkataswamy
On Wed, Jul 23, 2014 at 9:21 PM, ARUN PALANIAPPAN <
arunpalaniappan@gmail.com> wrote:

> Hi
>
> 2014-07-23 16:23 GMT+05:30 Shrinivasan T :
>
> >
> > Just found this video online. This is how we need to take Free Software
> to
> > people.
> >
> > Check this video https://www.youtube.com/watch?v=Ni3rkBYHulU
> >
> >
>
> I feel that the Quality of this video is FAR COMMENDABLE than the so called
> high budget Kochadaiyaan...
>
>
The trailer was brilliant. Great effort. And animation par excellence.
Kudos to Realwork studios. Great demo for Blender.

But comparing it with the original movie is taking it too far. Neither do I
agree with most of the points given by Realwork studios in the comments
under the videos. If you look at the original trailer of kochadayaan
(sultan the warrior) it is as good as the blender demo we are discussing
about. An industry insider told me at that time itself that the movie will
never be released because the team did not have the resources (time, money
and technology) to make a 3 hour movie at that quality. My point is you
could put in incredible effort to do a 4 minute demo. But sustaining it for
3 hours requires not just great software. A lot more.

I don't want to take this discussion forward since realwork studios is not
part of this mailing list and cannot counter if I am wrong.

Regards,
Arun

-- 

Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] [Commercial] Book: "i want 2 do project. tell me wat 2 do"

2014-06-11 Thread Arun Venkataswamy
On Thu, Jun 12, 2014 at 10:44 AM, Shakthi Kannan 
wrote:

> Greetings!
>
> I am happy to announce my first self-published book on working with
> free and open source software projects, titled, "i want 2 do project.
> tell me wat 2 do."
>

Hearty congratulations.


Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Help interpreting MTR results

2014-05-26 Thread Arun Venkataswamy
On Mon, May 26, 2014 at 12:48 PM, Arun Khan  wrote:

>
> The other aspect, the speed is applicable only from your modem/router
> to the connection point within the ISPs network.  So you should ask
> them for a 'test' server within their network.   MTNL/Tata does
> provide such servers.  Beyond that no ISP can give any guarantee.
>

I will check this. In fact these guys have a speed test server.


>
> > My internet connection is 12 mbps and am getting full speed 12 mbps down
> > and 2~4 mbps up consistently during the day up to around 4 PM.
> Afterwards,
> > the net is totally unusable. I get 4 mbps down and 0.1 mbps up. I don't
> > think the guys at the ISP know what's happening and I am on the verge of
> > changing my ISP.
> >
> > Any ideas what could be the issue? running MTR to facebook.com produces
> > this report:
>
> If the timing is consistent everyday, then it is congestion.  Perhaps
> you are in an area where people start accessing the internet around 4
> PM.   Request them to put you on a different circuit.
>


I will request them to do so.

Thanks for the info.

Regards,
Arun
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[Ilugc] Help interpreting MTR results

2014-05-25 Thread Arun Venkataswamy
Hi,

My ISP is Youbroadband and am having some weird problems with their
connection.

My internet connection is 12 mbps and am getting full speed 12 mbps down
and 2~4 mbps up consistently during the day up to around 4 PM. Afterwards,
the net is totally unusable. I get 4 mbps down and 0.1 mbps up. I don't
think the guys at the ISP know what's happening and I am on the verge of
changing my ISP.

Any ideas what could be the issue? running MTR to facebook.com produces
this report:
Start: Sun May 25 22:55:03 2014
HOST: ArunsMax.local  Loss%   Snt   Last   Avg  Best  Wrst StDev
  1.|-- 192.168.0.10.0%101.0   1.5   0.9   4.1   0.7
  2.|-- 129-136-91-219.static.you  0.0%10   18.2  19.9   8.4  36.4   9.8
  3.|-- chennai-core.youbroadband  0.0%10   15.5  26.5  14.5  46.4  10.0
  4.|-- 59.163.105.21.static-chen  0.0%10   16.8  52.3  10.9 147.5  44.8
  5.|-- 172.31.29.245  0.0%10   39.0  46.7  34.5  63.9   9.1
  6.|-- ???   100.0100.0   0.0   0.0   0.0   0.0
  7.|-- 115.114.85.23310.0%10   35.1  39.8  34.7  49.1   5.1
  8.|-- if-7-2.tcore1.cxr-chennai  0.0%10   70.4  80.0  65.3 130.3  19.7
  9.|-- if-5-2.tcore1.svw-singapo 10.0%10   75.2  74.1  65.9  89.5   8.1
 10.|-- if-11-2.thar1.svq-singapo 10.0%10   70.6  70.4  64.1  82.2   5.7
 11.|-- 180.87.98.42   0.0%10   70.2  71.8  64.3  83.8   6.5
 12.|-- ae11.bb01.sin1.tfbnw.net  10.0%10   87.3  73.2  65.0  87.3   8.6
 13.|-- be4.bb02.lax1.tfbnw.net0.0%10  294.1 289.8 278.8 305.0   8.9
 14.|-- ae13.bb02.atl1.tfbnw.net  10.0%10  292.0 282.4 269.5 301.4  11.3
 15.|-- be26.bb01.frc3.tfbnw.net  20.0%10  277.1 276.4 271.3 282.2   3.7
 16.|-- ae87.dr01.frc1.tfbnw.net  10.0%10  291.8 290.3 277.4 306.5   8.9
 17.|-- ???   100.0100.0   0.0   0.0   0.0   0.0
 18.|-- ???   100.0100.0   0.0   0.0   0.0   0.0
 19.|-- edge-star-shv-13-frc1.fac 10.0%10  281.9 287.8 275.6 306.2
 12.2


Do you guys see any problem here?

BTW youbroadband is a DSL service with cable tv like cable up to home.

Regards,
Arun

-- 

Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] help in libre office/excel

2014-04-21 Thread Arun Venkataswamy
On Mon, Apr 21, 2014 at 7:35 AM, Purushothaman M  wrote:

> hai
>
> i am taking  my section  electrical energy meter daily and
> entering in a worksheet in one cell. in the next cell cumulative
> energy consumption for the month is  calculated manually. is there any
> formula to calculate automatic cumulative energy consumption for a
> month(or for a quarter) and getting reset  after every month so that
> error due to manual addition can be eliminated. regards.
>
>
Can you post the spreadsheet?
It will be easier to understand.

Regards,
Arun
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Re: [Ilugc] [COMMERCIAL] Stock market tech analysis and Front end for sale

2014-04-21 Thread Arun Venkataswamy
On Mon, Apr 21, 2014 at 11:31 AM, PrasannaKumar Muralidharan <
prasannatsmku...@gmail.com> wrote:

> On 18 April 2014 17:42, Arun Venkataswamy  wrote:
> > Around the end of last year I was interested in studying the stock market
> > and the patterns it plays with really attracted me. While I was
> > experimenting, I wrote a few apps to download and analyse in a systematic
> > way the number patterns. Used TA-Lib's python bindings extensively.
> >
> > Initially started to write a front end website to display results for
> > myself but I made it presentable to general public.
>
> Great :).
>

Thanks Prasanna.


>
> > Regarding commercial angle, I am not expecting too much. Just to cover my
> > cost till now and probably a small premium if some is going to run this
> > site commercially.
> >
> > I am open to any joint venture too if someone with a keen business
> interest
> > and stock market knowledge to partner.
> >
> > I would love to open source this if some one funds it for me. I need to
> > fund my other projects and hobbies :) Programming and computing is my
> bread
> > and butter.
>
> Will be great if the code is open. What do you mean by 'someone funds
> it for me'? How much do you expect if it is monetary?
>

Running a site with decent traffic (hopefully, and a good problem to have
:) ) in an unmanaged server (VPS) involves some amount of work hours every
week.
The cost will involve this, moving up to a better VPS if traffic increases,
Cost of marketing to drive up visitors, cleaning up and documenting the
entire code base (the back end downloader, analysis , front end etc) to
make it open source standard...

Please do message me off-list if you are interested. I honestly don't know
the cost of running this site yet with traffic.

Regards,
Arun
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[Ilugc] [COMMERCIAL] Stock market tech analysis and Front end for sale

2014-04-18 Thread Arun Venkataswamy
Guys,

I take the liberty to post this on a forum I have been around about one and
a half decade :)
Admins please feel free to delete this post if inappropriate.

Around the end of last year I was interested in studying the stock market
and the patterns it plays with really attracted me. While I was
experimenting, I wrote a few apps to download and analyse in a systematic
way the number patterns. Used TA-Lib's python bindings extensively.

Initially started to write a front end website to display results for
myself but I made it presentable to general public.

Now due to other commitments and financial realities I have no time to put
into this.
The site is here:
http://nsepedia.com

I do not want this to go waste. I want to give it away to someone who sees
value in it.

Technologies:

   1. Linux VPS running software modules and web server
   2. MySQL database for data
   3. Python for all programming (backend)
   4. Hand coded HTML5+CSS3 front end.


What the site has:

   - Python based apps to download, analyse and create reports.
   - MySQL database to store stock data and TA results
   - Front end to see the data
   - NSEPedia.com domain name
   - VPS server paid up for a year till Dec 2014.

What can be quickly added:

   - Blog
   - Mailing list
   - User management

Can help to:

   - Make Android front end
   - Make iOS front end



Potential business:

   - Services around data produced with NSE data
   - Can quickly make it work for BSE data too.'
   - Built in modules so that the entire site can be "resold" to other
   exchange contexts.


Please send commercial interests privately to me.
Any other queries including technical, please post here.

Regarding commercial angle, I am not expecting too much. Just to cover my
cost till now and probably a small premium if some is going to run this
site commercially.

I am open to any joint venture too if someone with a keen business interest
and stock market knowledge to partner.

I would love to open source this if some one funds it for me. I need to
fund my other projects and hobbies :) Programming and computing is my bread
and butter.

Regards,
Arun

-- 

Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [ILUG-C][KanchiLUG]

2014-04-13 Thread Arun Venkataswamy
On Mon, Apr 14, 2014 at 9:49 AM, praveen s  wrote:

> Hello everyone,
>
> Is there any way to get data from two tables in a single database using
> python?
>


Not only from Python, but in any language you would use SQL statements to
achieve this.
Take a look at:

http://en.wikipedia.org/wiki/Join_%28SQL%29
http://www.w3schools.com/sql/sql_join.asp

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] [ILUG-C] [KanchiLUG] Doubt in PyGTK

2014-03-02 Thread Arun Venkataswamy
On Mon, Mar 3, 2014 at 12:34 PM, praveen s  wrote:

> Hello to everyone,
> Is PyGTK enough for create an window application???
>

Yes it is enough.
But, the last release was in 2011.


> If no means any other frameworks available to create them?
>

Have you considered Web2Py (http://www.web2py.com/)
If you have HTML5/CSS/Javascript knowledge, this is brilliant. We are using
it in production.
Python back end code with Javascript/HTML/CSS front end. Also a fully MVC
architecture.


> Because my friend asked me to create Medical Shop application including Bar
> code reader.
>

Bar code reader does not require any special treatment.
Almost all bar code readers work like a keyboard. They scan the code and
send it as key codes. The end user just places the cursor on the required
field and presses the scan button. The scanner will send key strokes to the
computer and the value will just appear on the field.


Regards,
Arun




Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] MATLAB Vs Linux Device Driver Career

2014-02-13 Thread Arun Venkataswamy
On Thu, Feb 13, 2014 at 6:17 PM, Prakash Prasad wrote:

> Adding to it is since I was just picking up on Linux Device driver
> development (passionate about Linux). But MATLAB is a
>  good platform to work on also.
>


You are obviously smart. Both Linux device drivers and Matlab are above par
when it comes to computing.
Choose from your heart. I am sure both have great career opportunities, but
linux device drivers are kind of generic and you will always be in demand -
and also gives the opportunity to mature and learn along with Linux's
journey.

I would like to use this opportunity to laugh at our 'system' of education
and the way we choose careers.
In a perfect world,

Linux device driver development = Core programmer, developer, creator.

MATLAB/Octave = Scientific analysis tool. Best left to scientists to learn.
MATLAB delivers the power of computing for scientists. An IT professional
in-between the scientist and MATLAB is nothing but a draftsman between an
Engineer and AutoCAD. Nothing but a high paying, glorified blue collared
job.

I have nothing against blue collared jobs. But can't help laugh at the way
certain blue collared jobs are artificially made glamorous.


Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Looking for an android app for FreeTamilEbooks.com

2014-02-03 Thread Arun Venkataswamy
On Mon, Feb 3, 2014 at 4:16 PM, Shrinivasan T wrote:

> >
> > Hi Shrini, can you let me know what's the scope of the project?
>
> The user should browse the ebooks from the bookshelf , select any book
> to download the epub,
> with the option to open in any ebook reading application.
>
> Software should be Free/Open Source application.
>
>
Hi Shrini,

I can pitch in. Either to develop or to mentor.
But I do see some interest from other people too.
This can be a great project for students.

BTW, I can develop the iOS version if required.

Regards,
Arun
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Re: [Ilugc] Looking for an android app for FreeTamilEbooks.com

2014-02-03 Thread Arun Venkataswamy
On Mon, Feb 3, 2014 at 1:50 PM, Shrinivasan T wrote:

> We are looking for an android app for FreeTamilEbooks.com
> Do we have any android app developer here willing to create it?
> Reply here if you are interested.
>

Hi Shrini, can you let me know what's the scope of the project?

Regards,
Arun
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Re: [Ilugc] create a mobile application working in all mobiles

2014-02-03 Thread Arun Venkataswamy
On Mon, Feb 3, 2014 at 12:08 PM, L. Guruprasad  wrote:

> On Mon, Feb 3, 2014 at 11:49 AM, Siva prabu  wrote:
> > Hi Friends,
> >
> >  How to create a mobile application working in all mobiles?
> >  we create in Android means in Android phone only same as Windows
> also,How
> > working in all ?
>
> Apache Cordova (previously known as PhoneGap) is a platform for
> developing cross-platform mobile applications using HTML, CSS and
> JavaScript. It might be what you are looking for.
>


Yes. This is the only practical option.

But some caveats from my experience:

   - Cordava is great for simple applications which do not require fancy UX
   - Complex applications will lead most devs to use platforms (typically
   jQuery mobile) to speed up development. This is often the killer. jQuery
   mobile and most other platforms are very heavy and the advantage they
   provide as write once run anywhere comes with heavy cost in performance and
   size.
   - Plain fact, Cordava will use IE in windows phones and it is the same
   nightmare to support IE as is in the desktop world. Do not assume the app
   you developed for Android/iOS (both use webkit) will work without tweaking
   for the Windows phone.
   - Native apps's UXs are so responsive since they are tied directly to
   the hardware acceleration layer. A simple smooth scroller ui element for a
   cordova app is a nightmare to implement.
   - Always remember the android app you write may be running on a very
   cheap phone with very low memory and processing speed. The added layer of
   webkit and javascript interpreter will lead to very poor ux. This is
   typically not a problem with iOS, Windows phone and Blackberry based
   devices.

Despite the negatives it is a brilliant platform. It allows
HTML/CSS/JavaScript developers to develop full blown mobile apps.


Regards,
Arun

-- 

Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Is possible to create Android Apps with PHP/MYSQL

2014-01-30 Thread Arun Venkataswamy
On Thu, Jan 30, 2014 at 3:20 PM, Siva prabu  wrote:

> ​Hi friends,
>
>  Possible to create the Android Application with PHP/MySQL?
>

For all practical reasons no.
The next best thing if you want to use web technologies is Apache Cordova
(PhoneGap)
If you are not looking for multiple platforms with single effort (Android,
iOS, Windows Phone) there is nothing to beat developing apps using the
native SDK (Android/Java SDK from google)

Just for the sake of mentioning:
You could use the inbuilt webkit webview of the sdk and load your PHP/MySQL
application running on your server. Of coarse you will require an internet
connection to run this kind of an application.


Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Unemployed Engineering Graduates

2014-01-27 Thread Arun Venkataswamy
On Mon, Jan 27, 2014 at 9:08 PM, A. Mani  wrote:

> On Mon, Jan 27, 2014 at 11:39 AM, Balachandran Sivakumar
>  wrote:
> > Of course they can have a different point of view. That's what
> > freedom is all about :). Just like  Mani feels family values are
> > backward(at least that's how I read that statement), in my opinion
> > calling family values "backward" doesn't make sense. Thanks
>
>
> You misread my statement.
> I was referring to a class of 'family values' that are inherently
> sexist, gender discriminatory, hetero-normative and serve the
> patriarchy.
> Given marriage equality, the concept of 'family values' is much broader.
>
>
@Mani,
I am completely in support of your community and your aspirations. I
believe in choice and equality in love. Don't take me wrong. But either you
did not read the whole thread or you are hijacking a thread towards
patriarchy and LGBT issues. The family values we are talking about is about
responsibilities of a young adult in a typical Indian family and nothing to
do with orientation.

Regards,
Arun
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Re: [Ilugc] Red5 Streaming Issue

2014-01-23 Thread Arun Venkataswamy
On Thu, Jan 23, 2014 at 3:27 PM, Rajesh kumar wrote:

> Dear all,
>
> When i am trying to access red5 server i am getting the error below
>
> avconv -f video4linux2 -i /dev/video0 -f flv rtmp://localhost/livestream
> -metadata -streamName=livestream avconv version
> 0.8.6-4:0.8.6-0ubuntu0.12.04.1, Copyright (c) 2000-2013 the Libav
> developers
>   built on Apr  2 2013 17:00:59 with gcc 4.6.3
> [video4linux2 @ 0x89672c0] The v4l2 frame is 8168 bytes, but 614400 bytes
> are expected
> [video4linux2 @ 0x89672c0] Estimating duration from bitrate, this may be
> inaccurate
> Input #0, video4linux2, from '/dev/video0':
>   Duration: N/A, bitrate: 147456 kb/s
> Stream #0.0: Video: rawvideo, yuyv422, 640x480, 147456 kb/s, 30 tbr,
> 1000k tbn, 30 tbc
>
> *Closing connection: NetStream.Failed rtmp://localhost/livestream:
> Operation not permitted*
>
>
Have you independently checked if the webcam and red5 are working?
Can you play the sample videos in red5 in a browser, and can you access the
webcam from another app?

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Unemployed Engineering Graduates

2014-01-23 Thread Arun Venkataswamy
On Thu, Jan 23, 2014 at 11:40 AM, Madan U Sreenivasan wrote:

> Sadly everybody seems to have been boxed and packaged into one with the
> engineering label. Some of these guys are artists, some are musicians, some
> are accountants - by nature. But they wait in vain for a software job.
>
>
I share your concern, ...but I have stopped thinking about this since
whatever intellectual / arm chair debates we can have, we cannot change the
fundamental cause of this:

"No Pay parity"

In a family-centric society like ours, family responsibilities and
commitments almost always overshadow one's real passion. Money matters. If
and only if the other professions can provide parity in pay, people are
going to follow thier passion. It is a practical problem. There will be a
solution for this - but sadly it will be after a disaster. Once we have
practically all talented people absorbed into IT and ITES, our social
fabric will fail. That will be the time when pays will become equal.

Regards,
Arun
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Re: [Ilugc] [OT] Need help

2014-01-19 Thread Arun Venkataswamy
On Mon, Jan 20, 2014 at 12:45 PM, Mohan Sundaram wrote:

> I help a NGO in Bangalore that works on identifying disabilities, one of
> which is deafness. I learn that deafness is scientifically measured by
> seeing responses to pure tone sounds from 250 to 1500Hz. Currently, special
> equipment needs to be bought and is not very handy.
>
> It occurred to me that this could be easily achieved using mobile phones.
> Can some one on this list or their friends help out with this?
>
> Need:
> A simple UI driven program to choose frequencies from a radio button list
> with a drop down list of time period for which the pure tone needs to play.
> Possible inclusions - volume control, spectrum sweep across the whole set
> of frequencies with display showing the frequency being played etc.
>


I would love to help.
I can develop the app both for Android and iOS.

The issues are:

   - Though the software can produce perfect perfect tones, the speaker of
   the mobile phone will be incapable of handling these low frequencies.
   - Suggest we take the output off the audio out and provide a super low
   cost amplifier and a speaker. A typical sub woofer circuit is specially
   tuned for these low frequencies and are available in plenty in Ritchie
   street.

If anyone else have suggestions, please add to this thread.

I also believe this can be a nice small Open source project for both
software and hardware.


Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] ILUGC Meetings in cyberspace

2014-01-10 Thread Arun Venkataswamy
On Wed, Jan 8, 2014 at 11:47 AM, Balasubramaniam Natarajan <
bala150...@gmail.com> wrote:

>
> I remember someone talking about big blue button does someone have it
> installed available for free community use ?
>
>
I have never been able to attend these meetings earlier due to my work - we
worked saturdays and now can't attend because of a young family and
associated saturday responsibilities :)
But, I want to see / be part of these meetings.

Let me take a proactive step - this is what I can do/provide:

   - I have a VPS for experiments and pet projects. This can be used for
   the live broadcast. It's comes with 3TB bandwidth so it is not a problem
   for me. It's got 4 public IP addresses and hence can even associate a
   unique URL.
   - I have installed and demoed Big Blue Button before and can do the same
   in this VPS. But I do not have prof experience. Anybody willing to learn
   can join me anytime
   - The server has got only 2GB ram. I do not know how this affects BBB in
   production. But I have demoed it with 2GB
   - I have a 720p high quality webcam which I can provide whenever
   required.
   - Uplink from site has to be taken care of by meeting volunteers. There
   are 2 workable options to my knowledge -
  - Most reliable - Windows/Mac Laptop + Adobe FMLE Flash Media Live
  Encoder
  - Hack/Rig - Linux laptop + FFMPEG

Let me know if this is useful.


Regards,
Arun
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Looking for low cost SBC for Network Appliances

2013-12-23 Thread Arun Venkataswamy
On Mon, Dec 23, 2013 at 1:05 PM, S Suresh  wrote:

> All,
>
> I am looking for SBC board with 3/4/5 100Mbps inbuilt Ethernet ports to
> purchase in  india.
> Like the below one,
> http://pcengines.ch/alix2d13.htm


I did not come across any SBC with 3-4 ethernet ports built in when I
needed them for a project a year back. Of course there are many boards
available internationally. One of my friends had got an SBC with 8 ethernet
ports and a built in 16x2 lcd module. It was bought from Singapore. If you
need the details I can get it for you.

@Girish? you were also searching right? Did you source any from India?

Regards,
Arun
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Re: [Ilugc] [OT] Upgrading to paid Google Apps vs other options

2013-12-17 Thread Arun Venkataswamy
On Mon, Nov 25, 2013 at 3:09 PM, Shaahul Hameed wrote:

> Hi
>
> Google Apps come with impressive features such as mail, documents,
> spreadsheets - that make an entire office available on the cloud.
>
> Is it worth upgrading to a paid membership @Rs.150 per user per month for a
> 100 user office? I am not aware of the other alternatives available that
> are equally good or even better. Hence, posting this question here.
>
> Any pointers with costs involved appreciated.
>
>
A great product from our own Singara Chennai.
https://www.zoho.com/
Great product, great company and brilliant guys.

Regards,
Arun
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Re: [Ilugc] HELP -ADT installation - adb &fastboot not working

2013-11-22 Thread Arun Venkataswamy
On Friday, 22 November 2013, parthiban wrote:

> Hi  All,
>
> I am trying to install ADT on ubuntu 13.04 with help of this guide
>
> http://forum.xda-developers.com/showthread.php?t=2302780
>
> the problem is whenever I call ADB or fastboot .output is always
> "permission denied"
>
> http://paste.ubuntu.com/6457275/


Can you paste the output of
ls -lh /media/parthiban

Regards
Arun









-- 

Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] python wrapper for facebook

2013-11-20 Thread Arun Venkataswamy
On Wed, Nov 20, 2013 at 2:52 PM, vijay siva  wrote:

> Hi Friends,
> I m beginner in python language.
> I have update status/comments for  facebook using python.
> i did not get any correct documentation.
>


Is there a specific reason for using pyfacebook? It is over 3 years old.
I would suggest you use pythonforfacebook @
https://github.com/pythonforfacebook/facebook-sdk

Facebook integration for an app is easy. BUT you should read the
architecture documentation of the official Facebook API @
https://developers.facebook.com/docs/. There are a series of steps which is
quite clearly explained. The oauth2 part is the only part a beginner might
find difficult.

Regards,
Arun
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Fwd: New member from India

2013-11-04 Thread Arun Venkataswamy
On Mon, Nov 4, 2013 at 12:41 AM, Arun Khan  wrote:

> On Sun, Nov 3, 2013 at 9:59 PM, Shrinivasan T 
> wrote:
> > Interesting post to ubuntu-quality list from a 9th standard student.
> >
> > It is a good sign that young students start to contribute.
>
> +1 and from the content of the post, the lad will go far.
>

+1 And also see this:
https://github.com/cshubhamrao

Regards,
Arun
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Re: [Ilugc] [OT/Interesting Read] Apple Just Ended the Era of Paid Operating Systems

2013-10-25 Thread Arun Venkataswamy
On Fri, Oct 25, 2013 at 2:04 PM, Shrinivasan T wrote:

> > Can you tell me about your experience with OS X which led you to this
> > extreme decision not to use it even if they give you money?
>
> When GNU/Linux comes with all these freedoms, why do we need OS-X?
> OS-X does not give any of these freedoms.
> It is only free in cost.
>
> How can anyone accepts something, because it is free of cost?
>

Hi Srini,

Anyways, Apple is not all that bad, take a look at:
http://www.apple.com/opensource/
http://www.opensource.apple.com/
http://www.opensource.apple.com/release/mac-os-x-1084/  < Source code of
MAC OS X 10.8.4
http://www.macosforge.org/

The context of my reply was based on the word "worthless" used by Prasanna,
quoted below:

On Fri, Oct 25, 2013 at 10:31 AM, PrasannaKumar Muralidharan <
prasannatsmku...@gmail.com> wrote:

>  I am not going to use the worthless Apple OS X
> even if they give money to me to use it.


I agree on the issues relating to freedom. That is a no-brainer. Apple and
Freedom.
My argument was based on the technical merits of OS X and I stand by it.

and my disclosure:
I love 'computing' and it is one of the greatest interest in my life. I am
not a fan boy of any one OS. I am excited equally when I work with:
Linux - For it's freedom, free beer, humane and community models and more
than anything feeling good seeing people putting in valuable time to create
stuff for everybody to use.
Apple - Engineering, Perfection and Beauty. ...and XCode (personal
preference as be best free IDE)
Microsoft - Win32 SDK (personal preference as the greatest API ever made)
and MS Office.





Regards,
Arun
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Re: [Ilugc] [OT/Interesting Read] Apple Just Ended the Era of Paid Operating Systems

2013-10-24 Thread Arun Venkataswamy
On Fri, Oct 25, 2013 at 10:31 AM, PrasannaKumar Muralidharan <
prasannatsmku...@gmail.com> wrote:

>  I am not going to use the worthless Apple OS X
> even if they give money to me to use it.
>

...and did you know that Apple OS X is 100% fully conformant UNIX with a
Macintosh UI?

Regards,
Arun
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Re: [Ilugc] [OT/Interesting Read] Apple Just Ended the Era of Paid Operating Systems

2013-10-24 Thread Arun Venkataswamy
On Fri, Oct 25, 2013 at 10:31 AM, PrasannaKumar Muralidharan <
prasannatsmku...@gmail.com> wrote:

> All of my favourite Linux distributions were free from the beginning,
> it is now and will be. I am not going to use the worthless Apple OS X
> even if they give money to me to use it.
>

Can you tell me about your experience with OS X which led you to this
extreme decision not to use it even if they give you money?

Regards,
Arun
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Re: [Ilugc] Linux from Scratch - Free Ebook

2013-10-10 Thread Arun Venkataswamy
On Tue, Oct 8, 2013 at 7:35 PM, Shrinivasan T wrote:

> Linux from Scratch describes the process of creating your own Linux
> system from scratch from an already installed Linux distribution,
> using nothing but the source code of software that you need.
>
>
My entire knowledge of the "GNU" "Linux" System is thanks to LFS. It is
brilliant and is a must for any serious enthusiast. But the steep curve of
LFS is not worth for any casual user or traditional programmer. For the
people who are interested, do not miss this opportunity.

What makes this really exciting:

   - Compile every single package from source.
   - Bootstrap glibc and gcc to compile itself to use for compiling other
   sources!
   - Setup the linux file system from scratch.
   - Compile even grub and install it in the MBR.

But I am not sure that the entire process can be covered in one session of
the meeting and targeting the next session 1 month later might be too long.
My suggestion would be to demonstrate and hand hold the initial process of
chroot'ing and setup of the environment required. The rest can be left as
an exercise and the mailing list is always there to ask questions.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/
http://wondrouscode.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] c/c++ graphics header file problem

2013-08-08 Thread Arun Venkataswamy
On Thu, Aug 8, 2013 at 2:28 PM, Baskar Selvaraj  wrote:

> Unfortunately there is no easy equivalent to BGI graphics in Linux to my
> > knowledge.
> >
>
> libgraph is an implementation of the Turbo C graphics API (graphics.h) on
> GNU/Linux using SDL and it works for the existing graphics C programs
> developed using Turbo-C/C++. Additionally libgraph requires SDL and Guile
> libraries to compile libgraph from source.
>
>
Thanks for the links. I will check them out.

Regards,
Arun
http://wondroussky.blogspot.in/

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Re: [Ilugc] c/c++ graphics header file problem

2013-08-07 Thread Arun Venkataswamy
On Thu, Aug 8, 2013 at 11:18 AM, Ramesh Kumar wrote:

> fedora linux run simple c graphics program code are writing successful  but
> compile
>
> following command #gcc ram.c -o ram
>
> but generate error
>
> graphics.h no such file are directory
>
>
graphics.h is associated with Borland Graphics Interface (BGI) library
shipped with Borland's Turbo C ,Turbo C++ and Turbo Pascal for DOS.

Unfortunately there is no easy equivalent to BGI graphics in Linux to my
knowledge. For C/C++ programming you can use XLib and many other
frameworks/libraries available for linux. For something as simple as BGI
graphics, you could use pygame, but that's for Python.

BGI was one of the biggest catalyst for my hobby and career in computing.
Totally forgot about that. Thanks for reminding me! Hours and hours of fun
during my school days :)


Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Persisting files via Live USB

2013-07-26 Thread Arun Venkataswamy
On Fri, Jul 26, 2013 at 6:39 PM, Prasanna Venkadesh wrote:

>
> Question: How can I persist or keep my files in Live USB even after a
> Shutdown or Reboot for next time to use it?
>

The general idea to keep it readonly is to preserve the life of the USB
sticks. USB sticks have a limited number of write cycles after which they
might fail. If you still want to persist files, partition the USB stick
using fdisk/cfdisk. Keep the second partition for persisting data. Install
the live linux distribution in the first partition. After booting into the
live linux version, format the second partition as ext(x) (or FAT32 if you
want to exchange files with a windows box). Later you can manually mount
the partition. You can create a symbolic link from the home directory to
the mounted partition.


Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] php mysql help

2013-07-06 Thread Arun Venkataswamy
On Sat, Jul 6, 2013 at 8:06 AM, Purushothaman  wrote:

>  >here in excel i am able to add dates in columnwise.
>  >but in mysql each record is added rowwise.
>   >Is there is any way to add datas coulmnwise in mysql
>

The correct way of storing time-series data in a RDBMS (mysql, postgres...)
is channels in cols and data in rows only. Typically RDBMSs can handle
millions of rows but not columns. Imagine running your
data acquisition over years. Also updating a single row with channels in
rows will be a nightmare and may not be even possible.



>   >otherwise if datas are rowwise any query can be created to
> display tables vertically.
>

No you cannot. If you are writing a full fledged php application, you can
query the data normally, load it into an array and transpose it to get the
required results. Take a look at this:
http://stackoverflow.com/questions/797251/transposing-multidimensional-arrays-in-php

If you only want to present data (manually), install phpmyadmin and export
your required data (got through a SQL query or search option) to Excel
formal. Load this excel file, copy the required cells and use the
paste-special>Transpose function.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] New Website Development

2013-07-04 Thread Arun Venkataswamy
On Fri, Jul 5, 2013 at 6:02 AM, satyaakam goswami wrote:

> >
> > I thank Girish and the entire group for assisting me to use jQuery in my
> > endeavour to develop my companies website.
> >
>
> So why don't you consult him ,except this mail i do not see any other
> mails to this group from you for what are you trying to thank the group for
> ?


Because it is his first mail.


> why do you need us now for  ? ,


Because he needs help and this list is for that.


> The problem with saying something like
> this is public now especially on this mailing list i doubt anyone's true
> intent


You have a right to judge people. But please keep it to yourself.


> i have seen people going all the way to asking people to acknowledge
> the way you are trying to just to get there ego massaged.
>

Wow man. Did it ever occur to you that this might have been genuine?
Please stop this. This list has great content and is much bigger than
bloated and hurt egos.

...and if this is the way you treat a new poster, no wonder people are
afraid to ask questions here.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Which Db i need to choose ?

2013-06-13 Thread Arun Venkataswamy
On Fri, Jun 14, 2013 at 7:58 AM, anitha ekambaram <
anithaekambara...@outlook.com> wrote:

> Hai to all
> There are lots of Open source Dbs are available in the Market . which one
> i need to choose .. so confusing to which one to be learn The concept is if
> i learn any Db thorughly it should be  giving employment also in the
> simultaneously side by side .. Lot of DBs like Mongo Db,Maria
> DbMysqlPostgresqlSqliteNosqlWhich one we will need and go thorugh and which
> one is the light weight .. and which one is most demand in the market, and
> why not oracle 11g it does not suit for web development and all ?
>

Yes there are lots of options. I assume you are a beginner.

Today's world, there are 3 major types of databases which are in use -
Relational (MySQL, Postgres etc), NoSQL (Mongo, Hypertable, Riak etc) and
Graph (Neo4J etc). If you are a person who is looking at computing as a
career, you need to understand how all the 3 work, but need not be a master
of all. For any traditional employment do become thorough with SQL, it is
the core of any relational database. It will always be helpful for whatever
career path you are going to take. But if you love something new and want
your "resume" to be noticed with keywords like "scalability" welcome to the
world of NoSQL. Graph databases are used by social networks and there are
very good implementations like Neo4J.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Why Our Country Lacking Enterprenuers Like Mark Zuckerburg ?

2013-05-15 Thread Arun Venkataswamy
On Thu, May 16, 2013 at 8:08 AM, Ashwin Dixit wrote:

> I enjoyed this informative article. One factor it briefly mentions is the
> role of education in curbing entrepreneurship in India.
> Education in India IMHO, seems to be optimized for the most common-case:
> take a rural child, and impart skills that make her/him financially
> self-sustaining.
> Basically we mold children to get jobs.
> Education is highly competitive, and has a hierarchical caste system that
>

Sorry I had to snip off the rest of your informative text.
I enjoyed reading that. Thanks.

I read another interesting article but I forgot where from:
It said the Indian school education system is `perfect`, but for what it
was designed for.
What was it designed for? To create perfect clerks for the British raj.

Time to wake up!

This might be a separate OT discussion - You need passion to become
entrepreneur and where's the passion? I might be generalizing too much, but
where's the passion? Very few people in my extended circle of friends, both
personal and work are passionate about anything. I am talking about true
joys of trying a new programming language, getting results out of a new
API, Listening to your fav singer live, clicking that perfect photograph,
enjoy the overwhelming sight of the milky way from a dark location...
Forget entrepreneurship, most wealthy and educated Indians need to learn
how to live - employed or self employed!

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [Link] Code quality - Open source vs. Proprietary software

2013-05-07 Thread Arun Venkataswamy
On Wed, May 8, 2013 at 11:21 AM, Rajagopal Swaminathan <
raju.rajs...@gmail.com> wrote:

> On Wed, May 8, 2013 at 12:37 AM, Arun Venkataswamy 
> wrote:
> > How does the code quality compare between open source and proprietary
> > software?
> > Open source code - 0.69 defects / 1000 lines code
>
> Excuse me. IT should be 0%.
> It means that open source community is "passable" or IOW is worse
>
>
Is it practically possible to have 0 defects in a project with a million
lines of code with contributors from around the world? I thought it is
awesome that open source development spread around the world can reach a
defect density of 0.69/1000 compared to 0.68/1000 for proprietary software.
In fact the article says that Linux is the benchmark for quality at a
defect density of 0.59/1000 for 7.6 million lines of code.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

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[Ilugc] [Link] Code quality - Open source vs. Proprietary software

2013-05-07 Thread Arun Venkataswamy
How does the code quality compare between open source and proprietary
software?
Open source code - 0.69 defects / 1000 lines code
Proprietary code - 0.68 defects / 1000 lines code.

Apparently the industry average for good quality software is 1.0 defects /
1000 lines of code.

The fact that distributed development of open source software
can achieve par with proprietary software is so awesome!

You can read the full article here:
http://www.net-security.org/secworld.php?id=14871


Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

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Re: [Ilugc] [OT] Suggestion to ILUGC

2013-05-02 Thread Arun Venkataswamy
On Thu, May 2, 2013 at 1:52 PM, PrasannaKumar Muralidharan <
prasannatsmku...@gmail.com> wrote:

> I may be wrong but just I felt so. Team Viewer / Skype are proprietary
> - why don't we find a better open source software for screen sharing?
>
>
There are open source software for screen sharing. They are easy to setup
and use within a LAN. The problem is the complexity to set it up to work
behind a NAT which will be the maximum use case. For example your machine
will be in a LAN connected to the internet through a modem/router and the
target machine will also be connected to the internet in a similar fashion.
You need to open ports and do port forwarding in the router. This is no
easy task for a beginner.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Compare two doc files in unix

2013-04-24 Thread Arun Venkataswamy
On Wed, Apr 24, 2013 at 12:41 PM, hari prasadh wrote:

> Is there anyway to compare two doc files in linux(centos).i tried with diff
> command and it is not working.
>

doc files have tons of meta data like author, date and times. A
direct comparison using tools like diff will almost always fail. Since you
have mentioned in the other message that you only want to compare text
content and not formatting, you could possibly use the following method...

Install LibreOffice and run the following command to convert the doc file
to plain text:
libreoffice --headless --invisible --convert-to txt:Text filetoconvert.doc

After this, you will have all the text in a file called filetoconvert.txt
Run the stream editor `sed` to remove all blank lines:
sed '/^$/d' filetoconvert.txt > convertedandstripped.txt

Now you can run `diff` to find simple differences. If you want to compare
in a more intelligent fashion, open the text file using your favorite
programming language and write the logic :)

If you are going to call LibreOffice from within your shell script or php
script or any other app, use the following command. I struggled to make it
work and took hours of internet searching!

export HOME=/tmp && libreoffice --headless --invisible --convert-to
txt:Text filetoconvert.doc

LibreOffice requires a valid home directory.

All the best.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Compare two doc files in unix

2013-04-24 Thread Arun Venkataswamy
On Wed, Apr 24, 2013 at 12:41 PM, hari prasadh wrote:

> Hi,
>
> Is there anyway to compare two doc files in linux(centos).i tried with diff
> command and it is not working.
>

What level of comparison you are looking at?
Content only or even formatting and fonts?

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Linux command help

2013-04-15 Thread Arun Venkataswamy
On Mon, Apr 15, 2013 at 7:54 PM, Kumar  wrote:

> Hello All,
>
> I have query of downloading in local machine. I used SSH tool for this.
>
> 1. I need to ZIP all Files and Folder from Live server.
> 2. Download the ZIP files from to Local machine ( Window ).
>
> For 1 : I am using tar -czvf tester.tgz testing/
> For 2 : *I am looking for your help *
>
>
If you have a http server running in your live Linux machine (apache or
friends), the simplest and quickest way if it is a one time requirement is:

   - Copy the zip/tgz to the htdocs folder (/var/www?)
   - Go to any browser in the windows machine and type in
   http://your-linux-machine-ip/yourbackupfile
   - After download, delete the backup from the public directory.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

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Re: [Ilugc] Linux Embedded Camera

2013-04-10 Thread Arun Venkataswamy
On Wed, Apr 10, 2013 at 4:36 PM, Rajesh kumar wrote:

> It will be a webcam or any HD cam having 5-12 MP lens. I need to program it
> in a way i can use it for video streaming,  taking still shots for a time
> period etc.,
>
>
This can be done with:

Hardware stack: Raspberry pi + HD webcam
Software stack: ffmpeg for streaming + uvccapture for stills

For basic uses, no programming is necessary - you can just cook up a shell
script to stream videos or to capture and upload images.

I have tried this with a Microsoft HD Cinema webcam. Interestingly
Microsoft makes wonderful hardware :) Almost all their hardware.

A warning though - the Raspberry pi will reach it's limit at 720p. If you
are looking at full HD capture and streaming with h.264, the pi has not got
the brute force to do a software encode. Actually it has got a hardware
h.264 engine which you can unlock by buying a license @ ~$2. Unfortunately
ffmpeg nor any other media app at the moment does not have a driver for
this.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Linux Embedded Camera

2013-04-09 Thread Arun Venkataswamy
On Tue, Apr 9, 2013 at 9:20 PM, Rajesh kumar wrote:

> Is there any camera available in the market which has an embedded linux to
> that we can program it.
>
>
Can you let us know the application?
For still photography, an embedded Linux board + gphoto2 + imagemagick will
let you convert most commercial (Canon and Nikon) point-and-shoot and DSLRs
into powerful Linux controlled devices.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Suggestion for controlling Arduino with Android over blue tooth

2013-03-30 Thread Arun Venkataswamy
On Sat, Mar 30, 2013 at 5:40 PM, Karthikeyan N.G.
wrote:

> Hi,
>
> What is the robot controller you are going to use? Can you send me a link
>
> > to the product?
> >
> >
> I was looking into these
>
> http://kitsnspares.com/user1/buyproduct.asp?id=15
> http://kitsnspares.com/user1/productdescription.asp?id=883
> http://kitsnspares.com/user1/productdescription.asp?id=826


For the Arduino boards you have selected, the following Bluetooth module:
http://kitsnspares.com/user1/productdescription.asp?id=1074
from the same dealer might be a good match.

One problem with Arduino is that the single serial port in the device is
used for programming and monitoring the device from the PC. If you decide
to use the Bluetooth module in serial mode, you need to disconnect and re
connect the BT module every time you program the Arduino. Unless of course
you use the BT module in SPI mode. There is not much technical information
in the kitsnspares website for the BT module.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Suggestion for controlling Arduino with Android over blue tooth

2013-03-28 Thread Arun Venkataswamy
On Fri, Mar 29, 2013 at 1:36 AM, Karthikeyan N.G.
wrote:

> > In principle, setting up a Bluetooth link between a mobile phone to a
> robot
> > controller or micro controller is not very difficult, but not child's
> play
> > either if you are not a micro-controller regular :)
> >
> >
> Where can I start to create that link between mobile and robot controller?
>
>
What is the robot controller you are going to use? Can you send me a link
to the product?

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Suggestion for controlling Arduino with Android over blue tooth

2013-03-28 Thread Arun Venkataswamy
On Fri, Mar 29, 2013 at 12:57 AM, Karthikeyan N.G.  wrote:

> This is just for a hobby work. I want to control a hardware device from my
> android phone like how a RC toy works. I have hands on with Android. I can
> code in python as well. I am planning to purchase a ready-to-assemble robot
> kit from a local vendor. And I would like to have an interface with the
> robot and my phone over blue tooth. I hope we can create that interface
> with Arduino. I don't have any hands on experience with hardwares. Does
> anyone have experience with these kind of work before? Can anyone point out
> where can I start with?
>
>
Most standard robot kits or micro-controller kits won't come with
a Bluetooth interface. Typically you should have some hardware skills
like soldering to attach a Bluetooth module to the robot controller or
micro-controller. Bluetooth modules are available in India here:
http://www.rhydolabz.com/index.php?main_page=index&cPath=130_132&zenid=33bec775ec53e194fdbf361c65b1cb99


Typical arrangement will be like this:
Micro-controller<->Serial Interface<->Bluetooth Module <-- Over the air
-> Android phone's Bluetooth subsystem <-> Android Bluetooth API
(RFCOMM)

Most Bluetooth modules are serial drop ins in which case no setup from
software (embedded, micro-controller) is required. Some devices might
require you setup the device from the micro-controller (like device name,
baud rate etc.)

In principle, setting up a Bluetooth link between a mobile phone to a robot
controller or micro controller is not very difficult, but not child's play
either if you are not a micro-controller regular :)

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] File sync between two locations

2013-03-10 Thread Arun Venkataswamy
On Sun, Mar 10, 2013 at 7:09 PM, Narendiran  wrote:

>
> rsync will be first back up tool u want to consider. But in your case
> there are more things to worry about. Your internet connection more
> specifically, do you have static ip at both ends or do u get assigned
> dynamic ips on each connect. If so you may need to do some dirty work
> to keep track of your changing ips
>
>
Yes I have that problem.
The IP addresses of the internet connections of the two machines will keep
changing, and they are also behind a modem connected to the LAN. That's the
reason I would like to use a `client initiated` solution. I have a 3rd
machine with a static IP on the internet which can act as a passive/bridge
between the 2 servers.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] File sync between two locations

2013-03-10 Thread Arun Venkataswamy
On Sun, Mar 10, 2013 at 6:44 PM, ashwin kesavan wrote:

>
> On Sun, 10 Mar 2013 18:12:22 +0530, Arun Venkataswamy wrote:
> ...
> > Based on my research the Unison project (
> > http://www.cis.upenn.edu/~bcpierce/unison/) seems to fit very well in
> > the star topology.
> >
> > Any comments? Any better tool to achieve this? Am I in the right path?
>
> Simple rsync tool should be sufficent. It can operate over ssh and sync
> only the differences. Thus saving you time and bandwidth.


To my knowledge, rsync works great with unidirectional updates. I guess
there are options for update and delete, but I have doubts regarding
working with two masters. I would be very happy if there is some method in
which I can use just rsync. Love that tool.


> But afaik it is
> a command line tool and i am not if any GUI wrapper tool exists. The
> biggest plus is all Linux system have it. cron job a rsync with ssh keys
> and your job is done.
>

GUI is not an issue. In fact both the systems are servers and I have not
even installed X windows.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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[Ilugc] File sync between two locations

2013-03-10 Thread Arun Venkataswamy
Hi,

I had a seemingly simple problem till I started the implementation.

I have two GNU/Linux servers, one in Erode and another one in Coimbatore -
both inside respective LANs which is connected to the internet. I also have
one VPS server (Linode) running with a static IP connected to the internet.
Now, I have to sync two folders - one in the Erode machine and the other
one in the Coimbatore machine. Files can get added and deleted in each of
the folders. At any given time, the Erode machine's folder should contain
all the files added by both Erode users and Coimbatore users. Same
expectation on the other side also. The project is a hybrid content
management system. Latency is not an issue. It can even take an entire day
to sync the two folders.

Based on my research the Unison project (
http://www.cis.upenn.edu/~bcpierce/unison/) seems to fit very well in the
star topology.

Any comments? Any better tool to achieve this? Am I in the right path?

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] any opensource ide for iphone

2013-03-05 Thread Arun Venkataswamy
On Wed, Mar 6, 2013 at 6:25 AM, saravana babu wrote:

> Hi
>  Any opensource ide for iphone developer
>

Any specific reason you do not want to use XCode IDE? The iPhone SDK is
designed to be used with it...

If you do want to develop iPhone apps in Linux, it is no easy task. But if
you are ready for the challenge, take a look at:
http://www.pjtrix.com/blawg/2009/07/21/iphone-development-on-windows-linux-with-open-source-tools/
It involves cross compilation, download of headers from the iPhone, MAC
development kits and probably violations of tons of licensing terms.

If you do manage to build apps with an open source tool chain, please share
the experience.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Microsoft looking to release Office for Linux in 2014

2013-02-13 Thread Arun Venkataswamy
On Wed, Feb 13, 2013 at 11:49 PM, Version Control Buddy
wrote:

>
> http://www.extremetech.com/computing/147813-microsoft-looking-to-release-office-for-linux-in-2014?utm_source=rss
>
> and because Microsoft is
> reportedly already working on Office for Android. Android, as you may
> already know, is a Linux-based operating system, meaning a lot of the
> porting work will have already been done —


In almost all cases, apps for Android are written in Java. Yes, native apps
can be written in C, but it will be a nightmare to write an application
like MS Office with the NDK alone. Android apps do not even have to know
that the underlying OS is Linux based. I wonder what the `source` is
talking about... I might have understood it wrongly though.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Suggestion for Dedicated Server for a Social networking website

2013-02-09 Thread Arun Venkataswamy
On Sat, Feb 9, 2013 at 8:34 PM, Mehul Ved  wrote:

>
> Be careful before going with EC2 micro instance. It's not meant to use
> with sustained processing. It's not a good idea to run website on it.
> It's rather meant for running applications that need processing power
> in bursts. Micro instance is not allocated dedicated processing, it
> only gets whatever extra is available. So you get spikes in processing
> only when available, read
>
> http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/concepts_micro_instances.html#available-cpu-resources-during-spikes



One more caveat for micro instances - You can't run java (both Oracle's
version and OpenJDK). I don't think it is documented but I was never able
to run it. Googling around I found a lot of other people with same
problems. But this was about a 18 months back.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Suggestion for Dedicated Server for a Social networking website

2013-02-06 Thread Arun Venkataswamy
On Thu, Feb 7, 2013 at 10:53 AM, Kumar  wrote:

> I am looking for Dedicated Server for a Social networking website. Could
> you please suggest responsible and best service hosting.
>


What is the expected no of users, concurrent users? Growth rate? Software?
It would be better if we get more information.

+1 For Manokaran's post anyways.
I have also been using Linode for 4 years now. Absolutely no problems.
But Linode is a VPS.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Wave format for MP3 Player : Help

2013-01-11 Thread Arun Venkataswamy
On Fri, Jan 11, 2013 at 6:24 PM, Kumar  wrote:

> > Hello All,
> >
> > I am using PHP and did wave format but I have minor issue like waves
> > generated is very small and not more visual to view like this
> > http://andrewfreiday.com/wp-content/uploads/2011/12/waveform.png
> >
> >
> >
> http://andrewfreiday.com/2011/12/04/optimizing-the-php-mp3-waveform-generator/
> >
>
>
Send us an image created by your version.

Regards,
Aun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] What are PHP Chart and Graph Frameworks

2013-01-09 Thread Arun Venkataswamy
On Thu, Jan 10, 2013 at 11:47 AM, Abdur Rahman wrote:

> Hi all i want to know what all are the PHP Chart and Graph Frameworks and
> which is the best one.
>

Though not open, Google charts API is free to use.
It is really easy to build the URL with their wizard. Use PHP to replace
content in the URL string (all graph data is transmitted through the URL
itself) to get the graphs made.

One caveat though. I had developed a PHP app for a large corporate in which
reports were generated through the Google charts API. After using it for 2
years, their IT department suddenly realized that `their` data was being
sent to a 3rd party server and pulled the plug.


Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Regarding FFMPEG, Android

2012-12-18 Thread Arun Venkataswamy
On Tue, Dec 18, 2012 at 11:38 AM, prakash p  wrote:

> Hi , I am new to Android, I know something about FFMPEG but not in Depth.
> I need some one to give idea about , Integrating FFMPEG in Android. for
> Converting music or Streaming vedios..
>

I have a little experience in ffmpeg and android.
Please provide more information about your problem.

Do you want to use ffmpeg library in some application you are developing
for Android? This involves the NDK and not just the SDK.

If you just want to play streams in you app, the simplest way is this:
http://vitamio.org/pages?locale=en

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] School management system / Fedena Information

2012-11-30 Thread Arun Venkataswamy
On Fri, Nov 30, 2012 at 5:09 PM, Arun Venkataswamy wrote:

> Hi,
>
> My friend is looking for a school management system and I am going to help
> him setup it up.
>
> http://www.fedena.com/
> It is an open source school management system.
> Has anybody in the list have practical experience with this one?
> Any advise or remarks?
>
>
Thanks for the responses.
I will keep the list posted about the implementation.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] transmageddon-mpeg2 output shaking video

2012-11-21 Thread Arun Venkataswamy
On Thu, Nov 22, 2012 at 10:09 AM, K.Aravindhan wrote:

> I have some mpeg2 videos.when played in totem player the video shakes.I
> disabled de-interlacing of interlaced videos after that it played well.
>  I wish to convert them other formats,but the output from
> transmageddon is shaking output.I believe
> solution to this applying configuration 'disabling of deinterlacing
> interlaced videos',for any app using gstreamer,But i don't know how to
> do it?Please help me.
>
>
I hope I understood your requirement...
Do you want to create a deinterlaced version of a source video file?
In that case, you could use `ffmpeg` with the `-filter:v yadif` at the
input.
yadif is `yet another deinterlace filter`

More information here:
http://ffmpeg.org/ffmpeg.html
search for `yadif`

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Is it possible for 15000 student can attend online quiz at the same time?

2012-10-30 Thread Arun Venkataswamy
On Wed, Oct 31, 2012 at 11:27 AM, Arun Venkataswamy wrote:

> On Wed, Oct 31, 2012 at 9:50 AM, Dhastha  wrote:
>
>> Hi,
>>
>> I have a moodle website, running on apache2 server. 15000 student
>> going to participate quiz in moodle at the same time. Can apache2
>> serve 15000 requests?. what are the ways available?
>>
>
>
> My experience has been very bad.
> Moodle is extremely heavy on resources.
> Failed miserably for a friend of mine with just 300 concurrent users
> running on a shared VPS instance, I forgot about the configuration, but it
> had 2GB RAM for sure.
>
> From http://docs.moodle.org/23/en/Installing_Moodle
> *The general rule of thumb is that Moodle can support 10 to 20 concurrent
> users for every 1GB of RAM, but this will vary depending on your specific
> hardware and software combination and the type of use. 'Concurrent' really
> means web server processes in memory at the same time (i.e. users
> interacting with the system within a window of a few seconds). It does NOT
> mean people 'logged in'.*
>
>
>
Adding to the above, from their own estimates, you would require 15,000/20
= 750GB of RAM!
Would suggest you go for a load balanced system with multiple Moodle/Apache
instances with a MySQL cluster.

Moodle Quizes are not static content deliveries and they require PHP and
MySQL CPU usage. So do be careful for such a large project.

If it is just a quiz, you might not want to consider Moodle.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Is it possible for 15000 student can attend online quiz at the same time?

2012-10-30 Thread Arun Venkataswamy
On Wed, Oct 31, 2012 at 9:50 AM, Dhastha  wrote:

> Hi,
>
> I have a moodle website, running on apache2 server. 15000 student
> going to participate quiz in moodle at the same time. Can apache2
> serve 15000 requests?. what are the ways available?
>


My experience has been very bad.
Moodle is extremely heavy on resources.
Failed miserably for a friend of mine with just 300 concurrent users
running on a shared VPS instance, I forgot about the configuration, but it
had 2GB RAM for sure.

From http://docs.moodle.org/23/en/Installing_Moodle
*The general rule of thumb is that Moodle can support 10 to 20 concurrent
users for every 1GB of RAM, but this will vary depending on your specific
hardware and software combination and the type of use. 'Concurrent' really
means web server processes in memory at the same time (i.e. users
interacting with the system within a window of a few seconds). It does NOT
mean people 'logged in'.*


Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Suggestion for SMS service provider

2012-10-26 Thread Arun Venkataswamy
On Fri, Oct 26, 2012 at 11:51 PM, Shrinivasan T wrote:

> Thinking of starting a SMS service to provide OAOD/GNU/Linux Tips/Meeting
> info.
>
> Is there any decent SMS service provider to send bulk sms?
>
> What is the current SMS limit per day?
>
> Is it possible to ask the mobile users subscribe themself for these
> service?
>
>
What about this:
http://www.google.co.in/intl/en_in/mobile/sms/channels/


Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Best first language

2012-10-24 Thread Arun Venkataswamy
On Wed, Oct 24, 2012 at 7:07 PM, Vigneshwaran wrote:

> And I don't think (many people lest) a 6 year old can be fascinated by the
> pleasure of coding. She just might be fascinated by what's happening in the
> screen.
>
>
I would say it depends on what you would call `coding`. Well I remember
incredible fascination when a 3 line BASIC program could generate
multiplication tables. I was 10 then and it was on a Spectrum ZX computer
connected to the TV.  What got me even more excited was assigning a sound
note to each key.

...and I assume a 6 year old today is way more informed/exposed/intelligent
than a 10 year old 25 years back :)


>
> Instead of teaching a kid to write a+b program in BASIC, give her a tablet
> or PC with kids apps that does the same thing in a kid-friendly way. :-)
>

a+b is what the calculator does for her. I am sure printing her name or her
friend's name 1 times on the screen is way more interesting.

And as a general reply, I am NOT trying to force my kid to do anything. I
have a feeling she might be good at it. So I want to gauge her interest and
if she likes it, I would provide the tools for her to pursue it. ...Before
the school curriculum in computing can spoil it forever.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] [OT] Best first language

2012-10-23 Thread Arun Venkataswamy
On Tue, Oct 23, 2012 at 2:47 PM, Arun Venkataswamy wrote:

> I want to gauge my 6 year old daughter's interest in programming. She
> seems fascinated with what I do... If she is interested, I would like to
> introduce her to the joy of programming. Any recommendations for a first
> programming language? My first choice would be BASIC with which I learnt
> programming some 24 years back. Any better choices? A language which will
> be a foundation for her to explore and make better choices later and
> a language which is not imposing and is fun?
>
>
Thanks to everyone who gave their inputs. I will go through the list of
options and keep the list posted about how it went. There seems to be an
interesting mix of options. Especially the remark between "GOTO" and
"Intended code" is interesting.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] PPP settings for ftp upload

2012-10-22 Thread Arun Venkataswamy
On Mon, Oct 22, 2012 at 2:52 PM, Arun Venkataswamy wrote:

> I had problems using wput to a FTP (vsftpd) server running in amazon EC2.
> The upload would complete, but wput would timeout on  recv() [waiting for
> ack?]
>
>
Forgot to mention it used to work fine while connected to internet through
eth0.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] USB hdd issue : Spinning up disk and USB disconnect

2012-10-19 Thread Arun Venkataswamy
On Fri, Oct 19, 2012 at 4:47 PM, apvr  wrote:

> Hi,
>
> I am experiencing a problem with my Seagate 1TB usb external harddisk.
> When I try to connect to my Ubuntu 12.04, it is not getting detected.
>
>
Could be a power issue. In my desktop, my USB hard disk works if it is
connected to the rear (MB) usb connectors. If I connect it to the front
panel connectors, the light in the hard disk will glow but not spin up.


Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Low cost Linux tablet

2012-10-16 Thread Arun Venkataswamy
On Tue, Oct 16, 2012 at 8:09 AM, Sundaram KR <
sundaram.ramachand...@kggroup.com> wrote:

> 3. I see Zync, Wespro and other companies giving away low cost Android
> tablets with 10" display at Rs. 7,000/- to Rs. 8,000/-
>
> Can anyone help me load Linux on these devices, so that I can connect a
> keyboard and mouse and use it as a low cost laptop?
>
>
Modding the flash in these devices are doable, but with risks of bricking
the device etc. If you are into DIY, then a good place to start are with
these devices:

http://www.rhydolabz.com/index.php?main_page=product_info&cPath=127&products_id=547
http://www.rhydolabz.com/index.php?main_page=product_info&cPath=127&products_id=747
http://www.rhydolabz.com/index.php?main_page=product_info&cPath=127&products_id=920


Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Keyboard access for headless app

2012-10-11 Thread Arun Venkataswamy
On Thu, Oct 11, 2012 at 6:01 PM, Vignesh Rajendran
wrote:

> > Simplest solution, the program starts, but receives no keyboard input.
>
>  I have a question.Is the application requires any device files ?
>
>
Yes. Access to /dev/ttyUSB0 - /dev/ttyUSB4

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Keyboard access for headless app

2012-10-11 Thread Arun Venkataswamy
On Wed, Oct 10, 2012 at 10:59 AM, Arun Khan  wrote:

> Let us know your final solution.
>
>
Thanks Arun, Balachandran & Vignesh
Ok, I got it working

As mentioned earlier, simply adding the app to inittab did not work. It was
running, but was not taking any keyboard input.
BTW, I am using Ubuntu 12.04 and there is no /etc/inittab. There is a file
/etc/init/tty1.conf which configures what runs in tty1.
The solution involved wrapping the app in a shell script like this one:

#!/bin/sh
exec /dev/tty1
exec 2>/dev/tty1
/path/to/app

and then calling this wrapper script instead of the app from init/upstart :

[/etc/init/tty1.conf]
.
.
.
respawn
exec /path/to/wrapper-script



Thanks and regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Keyboard access for headless app

2012-10-11 Thread Arun Venkataswamy
On Thu, Oct 11, 2012 at 10:59 AM, Vignesh Rajendran
wrote:

> would be great if it can run on tty0 and allow getty to run on other tty's
> > for debugging. Is this possible? Some searching on the net gave me
> > directions, but would like to hear from somebody on the list who can
> help.
> >
> >
> Why it should be like this in inittab,
>
> tty0::respawn:/bin/c_app
>
> I think it is quite possible.
>
>
Simplest solution, the program starts, but receives no keyboard input.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Keyboard access for headless app

2012-10-10 Thread Arun Venkataswamy
On Wed, Oct 10, 2012 at 10:59 AM, Arun Khan  wrote:

> On Wed, Oct 10, 2012 at 10:11 AM, Arun Venkataswamy 
> wrote:
>
> >
> > I have a headless Ubuntu 12.04 server and I have a C application which
> has
> > to run on system startup *AND* the C application has to have access to an
> > USB keyboard. I am using a small USB numeric keyboard.
>
> Is it interactive that it requires a keyboard?  Can it be modified to
> remove this hardware requirement?
>
>
Yes it is interactive. I am using the keyboard instead of  hardware
switches (it is an embedded project). Few keys are used to change modes and
one key is used to start the work. The modes are displayed in a 16x2 alpha
numeric LCD module.


> > The program need not
> > run in the background as it is the only program which will be running.
>
> If it is not interactive and is supposed to be *always* running, then
> it is better to run it as a daemon and redirect it's output to a log
> file like all other daemons do.   The log file location and file perms
> is up to you if want to give access to non root users to read it's
> content.
>

It is interactive, as explained above.
It is like a POS device without a monitor.


> Let us know your final solution.
>
>
Sure. I am still working on it. Will keep the list posted about the final
solution.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] 3G out of the box

2012-10-03 Thread Arun Venkataswamy
On Wed, Sep 26, 2012 at 9:13 AM, Arun Venkataswamy wrote:

> Hi,
>
> For a remote data acquisition project, I need a Linux box connected to the
> internet through 3G. I have gone through list archives, but the threads are
> over a year old and want some current information. Is there any 3G service
> provider with:
>
>- A modem which simply works out of the box. I will be
>installing Debian base with no X and hence cannot use any GUI based
>configuration tool which they might provide.
>- Good upload speeds (at least 800 kbps)
>
>
>
UPDATE:

I got a Huawei E173 USB modem + BSNL 3G connection.
Works with Ubuntu 12.04 64bit Server after modifying modeswitch rules for
minor device ID.

Getting consistent download speeds of 400 kilo bytes / second.
Upload speed test with wput is showing only 26 kilo bytes / second. But I
suspect it is higher with other apps. Will post after checking this. Any
better way of testing upload speeds from the command line?


Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] wanted - php and Python trainers - no commerical binding

2012-10-02 Thread Arun Venkataswamy
On Tue, Oct 2, 2012 at 4:31 PM, Raman.P  wrote:

> --- On Tue, 2/10/12, Arun Venkataswamy  wrote:
>
> > > This is not free beer. The trainers will be paid by the
> > college.
> > >
> >
> > This was never mentioned anywhere in the thread. As a person
> > who was
> > following the thread, I assumed the entire circus was about
> > someone wanting
> > to do this at a cost (to make his living) vs. a bunch of
> > people who wanted
> > to do this free.
>
> kindly look at the first mail by shrini. This fact was clearly mentioned
> http://www.ae.iitm.ac.in/pipermail/ilugc/2012-September/073680.html
> 
> i had a discussion with Mr.santhanam, hod of DG vaishnav college.
>
> he is interested in conducting certificate courses in Python and php
> programming.
>
> 3 or 6 or more hours per week.
> 60 or more hours totally.
>
> if any one interested in these training update here or mail me offline.
>
> the trainers Will be paid.
>
> 
>


My mistake. I missed this.
I regret the personal opinion I made.

Regards,
Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] wanted - php and Python trainers - no commerical binding

2012-10-01 Thread Arun Venkataswamy
On Tue, Oct 2, 2012 at 11:55 AM, Manokaran K  wrote:

> On Tue, Oct 2, 2012 at 6:11 AM, Raman.P  wrote:
>
> >
> > I am afraid by needless discussions we have reduced our standings in his
> > view.
> >
> >
> Concur 100%. Unnecessarily bringing him into the loop ( on something which
> should have been a pvt conv among affected parties in the first place),
> does not show ILUGC in good light.
>

The thread I posted to, did not have him in the loop.
I would have never posted my comments copied to him.

Regards,
Arun
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Re: [Ilugc] wanted - php and Python trainers - no commerical binding

2012-10-01 Thread Arun Venkataswamy
On Tue, Oct 2, 2012 at 6:11 AM, Raman.P  wrote:

> --- On Tue, 2/10/12, Arun Venkataswamy  wrote:
>
> > [Personal Opinion]
> > Unfortunate that such a large college wants free beer. In
> > the spirit of
> > "increasing employment opportunity" I think they should
> > choose a commercial
> > provider who is making money with/through open source
> > products and
> > services.
>
> This is not free beer. The trainers will be paid by the college.
>

This was never mentioned anywhere in the thread. As a person who was
following the thread, I assumed the entire circus was about someone wanting
to do this at a cost (to make his living) vs. a bunch of people who wanted
to do this free.


> Many colleges had bad experience with many commercial entities.
>

This is so sad. We need better commercial entities who are involved with
FOSS then. If I were a decision maker, I would choose a commercial entity
because:

   - I have commercial/legal binding on the delivery of training
   - Can question quality of training
   - Can demand what I want and not accept what is being offered.
   - Plan my courses and classes based on my time, and not based on the
   trainer's full time employer's.



> This professor has some keen interest in promoting FOSS. Almost all the CS
> students are already trained in basic Linux. He also made his students to
> contribute to spoken tutorials project.
> He has offered us place and facilities for any event that ILUGC will be
> hosting including monthly meetings.
>
>
This is great. We need more professors like this.


> I am afraid by needless discussions we have reduced our standings in his
> view.
>
>
I agree my comment on free beer was not warranted, but as mentioned
earlier, the fact that money was involved for trainers was never mentioned
anywhere.

@Raman, my post was not directed against any one. I am awed by the efforts
put in by you and a few others in promoting FOSS. Specifically people like
you who have put in years. I still remember meeting you over a decade ago
in one of the ILUGC meetings at IIT.

When money is involved, it is better to be clear and transparent.

Regards,
Arun
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Re: [Ilugc] wanted - php and Python trainers - no commerical binding

2012-10-01 Thread Arun Venkataswamy
On Mon, Oct 1, 2012 at 11:11 PM, Madan U Sreenivasan wrote:

> Fwding Prof. Santhanam's further reply below.
> On Mon, Oct 1, 2012 at 10:11 PM, Tiruvenkadam santhanam <
> santhanam_d...@yahoo.com> wrote:
>
> > The program after getting the approval of the college management (if we
> > are interested in the proposal)  should be organized only by the ilugc
> > group and not by any individual. The objective is  to promote the use of
> > open source software for increasing employment opportunity to students
> > community and this has to be done  without any commercial binding. If
> > anybody is interested really in promoting the same feel  free to contact
> me
> > . Otherwise please not to distrub me further in this regard.
>

[Personal Opinion]
Unfortunate that such a large college wants free beer. In the spirit of
"increasing employment opportunity" I think they should choose a commercial
provider who is making money with/through open source products and
services.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] 3G out of the box

2012-09-25 Thread Arun Venkataswamy
On Wed, Sep 26, 2012 at 10:33 AM, Arun Khan  wrote:

> On Wed, Sep 26, 2012 at 9:13 AM, Arun Venkataswamy 
> wrote:
> > Hi,
> >
> > For a remote data acquisition project, I need a Linux box connected to
> the
> > internet through 3G. I have gone through list archives, but the threads
> are
> > over a year old and want some current information. Is there any 3G
> service
> > provider with:
> >
> >- A modem which simply works out of the box. I will be
> >installing Debian base with no X and hence cannot use any GUI based
> >configuration tool which they might provide.
> >- Good upload speeds (at least 800 kbps)
>
> Can you not install one of the 3G data USB data cards?  I believe most
> of them work out of the box with wvdial (i.e. no GUI).  What works on
> a laptop should also work on a desktop USB port.
>
>
Yes I use Reliance Netconnect Huawei EC1262
It works out of the box with wvdial.
But it is Broadband+ service. I need to check it out with a 3G connection.
I am going to check a friend's Tata Photon this afternoon.



> I suspect most 3G data providers have a much lower "upload" speeds
> since the services are consumer oriented i.e. upstream packets are
> mostly http url strings.   I do not have a 3G USB dongle so no
> personal experience with upload speeds.
>

This is a big problem with ADSL connections. But 3G is much better. I have
seen upload speeds of 1.2 Mbps against download speed of 3 Mbps in an
Airtel 3G connection. My home ADSL 2 Mbps (BSNL) connection which gives
0.35 Mbps upload and 1.2 Mbps download speeds.


>
> @ members of the ILUG-Chennai listcan you share your speed test
> results from (traffic going over USB data cards)
> <http://www.speedtest.net>
>


This would be great.

Regards,
Arun
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Re: [Ilugc] 3G out of the box

2012-09-25 Thread Arun Venkataswamy
On Wed, Sep 26, 2012 at 9:43 AM, Tushar Rishabadas <
tushar.rishaba...@gmail.com> wrote:

> > Small ones, with ethernet:
>
> http://www.deltapage.com/products/Asus-Pocket-3g-Router-WL%252d330N3G-%3A-WL%252d330N3G.html
> http://www.deltapage.com/products/HUAWEI-%3A-D100-3G-Wireless-Router.html
>
> Saves you fiddling around with wireless as well, ethernet *should* work oob
> ;-)
>


Found this too:
http://www.tp-link.com/en/products/details/?categoryid=218&model=TL-MR3020
At Rs.2,200/- its awesome.

Regards,
Arun
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Re: [Ilugc] 3G out of the box

2012-09-25 Thread Arun Venkataswamy
On Wed, Sep 26, 2012 at 9:19 AM, Tushar Rishabadas <
tushar.rishaba...@gmail.com> wrote:

> If yes, could use a 3G router and get away with lesser pain, Imho..
>

This is a really good option.
But for the current project, I need to bundle all the hardware into a
mini-itx cabinet. This might be a hassle if I use a 3G router. But I will
use this as a final fall back. Thanks!

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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[Ilugc] 3G out of the box

2012-09-25 Thread Arun Venkataswamy
Hi,

For a remote data acquisition project, I need a Linux box connected to the
internet through 3G. I have gone through list archives, but the threads are
over a year old and want some current information. Is there any 3G service
provider with:

   - A modem which simply works out of the box. I will be
   installing Debian base with no X and hence cannot use any GUI based
   configuration tool which they might provide.
   - Good upload speeds (at least 800 kbps)

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] USB TV tuner card

2012-09-03 Thread Arun Venkataswamy
On Mon, Sep 3, 2012 at 8:36 PM, Arun Khan  wrote:

> Look for a card that has the bttv chip set and it should work fine in
> Linux.  About 18 months I got a a WinTV (PCI) card that works fine.
> It might be hard to get in the retail channels.  Try ebay.in  and
> search for Hauppauge or WinTV
>
>
Thanks Arun, will check that out.

Regards,
Arun
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Re: [Ilugc] Problem in ftp access through filezilla (not connected)

2012-09-02 Thread Arun Venkataswamy
On Mon, Sep 3, 2012 at 10:52 AM, Marikkannan Rajagopal <
mail2marikkan...@gmail.com> wrote:

> Rackspace, i installed the vsftpd server through yum and configured the
> vsftpd.conf file as per my requirement. And i created the user as blooma
> and i make it as ftp user, and also i configured the ftp user listening
> directory as per my requirement.
>
>
Is the server accessible from your machine through SSH?

Arun Venkataswamy
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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[Ilugc] USB TV tuner card

2012-09-02 Thread Arun Venkataswamy
I urgently require a TV Tuner card for a demo. USB or PCI.
Can anyone suggest a Linux compatible brand/model which I can easily get
from Chennai?

Purpose is to stream from a video camera (AV out) + audio to a RED5 media
server.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Problem in ftp access through filezilla (not connected)

2012-09-02 Thread Arun Venkataswamy
On Mon, Sep 3, 2012 at 9:43 AM, Marikkannan Rajagopal <
mail2marikkan...@gmail.com> wrote:

> it will ask the user name and password,i given the ftp user name and
> password it will show the accessing directory.But i connected the same ftp
> server through file zilla (ftp client),it didn't connected and i check the
> firewall and iptables in cloud server.
>

To what stage the connection is progressing in FileZilla?
Is it connecting at all? or does it go up to the login stage and then stop?

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] Foss based solutions providing Organizations in TamilNadu

2012-08-29 Thread Arun Venkataswamy
On Wed, Aug 29, 2012 at 6:27 PM, satyaakam goswami wrote:

> On Wed, Aug 29, 2012 at 6:21 PM, Karthikeyan A.K 
> wrote:
> > That's a complex task. I can't.
> @Srinivas have a simple form in google doc or some place then put the
> info wherever or what ever form you  want  , i have seen people being
> very uncomfortable  with wiki style :P
>

+1
One initial attempt of submitting photos and I never tried again.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] swing plugin fo eclipse in ubuntu 10:10

2012-08-29 Thread Arun Venkataswamy
On Wed, Aug 29, 2012 at 10:53 AM, saravana babu wrote:

> I am searching for swing plugin in eclipse(ubuntu 10:10).I need url to
> download  swing plugin.please help me.
>
>
Do you want to develop swing apps in Eclipse?

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] I love ruby - copyright

2012-08-26 Thread Arun Venkataswamy
On Sun, Aug 26, 2012 at 9:46 PM, Karthikeyan A.K wrote:

> Well,
>
> Who cares, if one does successful work, there are ten to bark. If I keep
> throwing stones on every dog that barks, I may never reach destination.
>
> So I will continue with my work. If you want, take it, else close your
> eyes.
>
>
Cool it. Everybody in the list wished you well and appreciated your effort.
The only advise was for a seriously bizarre cover page. Obviously you think
it is OK and normal to have an actress as a cover page for a technical book
forget copyright issues. It is beyond argument. All the best.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
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Re: [Ilugc] init scripts Ubuntu 12.04 server

2012-08-23 Thread Arun Venkataswamy
On Thu, Aug 23, 2012 at 1:02 PM, deva free  wrote:

> I am trying out the new Ubuntu 12.04 64 bit server. I find the scripts in
> init.d are not starting up on boot. The permissions are correct. I can
> manually start with service  start (whereever service works)
> or /etc/init.d/scriptname start.
>
>
Assuming only your manually added script is not running,
did you run `update-rc.d`?
http://manpages.ubuntu.com/manpages/lucid/man8/update-rc.d.8.html

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Kalyan Varma: Free art is profitable

2012-08-22 Thread Arun Venkataswamy
On Wed, Aug 22, 2012 at 2:01 PM, Venkatraman S  wrote:

> Yup - this thing works, if not for the money, atleast it gives you the
> satisfaction.
> I recently was approached by BBC Worldwide for one of my clicks - gave it
> away for free.
>
>
Congratulations!
Can you send the link to the photo?

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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Re: [Ilugc] Kalyan Varma: Free art is profitable

2012-08-22 Thread Arun Venkataswamy
On Wed, Aug 22, 2012 at 12:35 PM, Shrinivasan T wrote:

> Found a nice video on how releasing the photographs for free and in
> creative commons can bring lot of money.
> http://kalyanvarma.net/about


Nice info.
Thanks for sharing.

Regards,
Arun
http://wondroussky.blogspot.in/

"கற்றது கைமண் அளவு, கல்லாதது உலகளவு" - ஔவையார்
Known is a drop, Unknown is an ocean
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