[Haifux] HaifaSec Lecture: Rise and Fall of Binaries -- Adir Abraham

Hello all, Our fellow group, HaifaSec, will have a meeting about execution binaries on this *TUESDAY*, December 23rd. The Facebook event (requires no registration for viewing): https://www.facebook.com/events/402607379905506 *** Note that it's NOT on Haifux' regular time slot nor room. ***

[Haifux] [HAIFUX LECTURE] Topics in advanced Python -- Hai Zaar

On Monday, December 1st at 18:30, Haifux will gather to hear a talk by Hai Zaar: Topics in advanced Python Abstract * (Advanced) decorators * Descriptors * Multiple inheritance * The magic of "type" * Metaclasses * Slots vs dictionaries * Generators in depth * Async p

[Haifux] [HAIFUX LECTURE] CiviCRM Meetup -- Xavier Dutoit

On Monday, November 17th at 18:30, Haifux will gather to hear a talk by Xavier Dutoit: CiviCRM Meetup Abstract CiviCRM is a free and open source software constituent relationship management solution. CiviCRM is web-based, internationalized, and designed specifically to meet the needs of

[Haifux] [HAIFUX LECTURE] Bitcoin -- Daniel Brunstein

On Monday, October 27th at 18:30, Haifux will gather to hear a talk by Daniel Brunstein: Bitcoin - What and Why Abstract General Agenda * What is Bitcoin * Wallets (mobile, cloud, cold storage) * Price and Market Capacitance * Worldwide adoption by big corporations and merchant

[Haifux] Haifux is back! (Bitcoin on Monday)

Hi all, Haifux is resuming its activity, now that the holidays are over. Our next meeting, on this Monday, is about Bitcoin. See http://www.haifux.org/lectures/330/ This is also a call for speakers -- the rain has fallen on Haifa, but our lecture pipe i

Re: [Haifux] The Bash vulnerability (shellshock)

Thanks Guy. I'll definitely try one of those test scripts. As for asking a random site to check this for me -- I'm not sure it's a good idea. I mean, I don't know who has set up this site and what their intentions are... Regards, Eli On 27/09/14 22:42, Guy Edri wrote: Hey Eli. http://ww

Re: [Haifux] The Bash vulnerability (shellshock)

Hi, I did # yum upgrade bash on Haifux' server, and it's off the hook. But I was also surprised that it the attack failed even before that. Eli On 26/09/14 12:39, guy keren wrote: On 09/26/2014 12:30 PM, Eli Billauer wrote: env x='() { :;}; echo vulnerable' bas

[Haifux] The Bash vulnerability (shellshock)

Hi everyone, Happy new year! To make it even merrier, it seems like a rather widespread vulnerability, based upon a bug in Bash (!) has been discovered: http://www.engadget.com/2014/09/25/what-is-the-shellshock/ Or for short, type this on your bash console and see if you're cooked: env x='()

[Haifux] Haifux: Call for speakers

Hi all, After a short August vacation, Haifux is back. And it seems like it's some kind of tradition that the lecture list is empty at this time of the year. So, any takers? The next slot -- a week from now -- is vacant. Grab it while it's hot! Remember that you don't have to be an expert

[Haifux] [HAIFUX' BIRTHDAY] The Founding Fathers' Session

On Monday, September 1st at 18:30, Haifux will gather for a mini-birthday party + to hear Guy Keren and Orr Dunkelman on The Founding Fathers' Session "Abstract" In 1999, one Guy Keren and one Orr Dunkelman, founded the Haifa Linux Club (also known as Haifux ). In t

[Haifux] Haifux celebrates 15 years this Monday

Hi all, This Monday, Haifux' two Founding Fathers, Guy Keren and Orr Dunkelman, will reflect on the past: Guy will talk about how baby Linux has grown since Haifux was founded, and Orr will go on reading from the Book of Bad Crypto Decisions. This is also a nice opportunity for an all-times

Re: [Haifux] planning our 15th anniversary?

Hi, No meeting tomorrow. The celebrations are planned on our next meeting, two weeks away. Eli On 17/08/14 22:56, Sorana Fraier wrote: So, there will be a lecture tomorrow? Or it's on other date? On Mon, Aug 4, 2014 at 12:25 AM, Eli Billauer <mailto:e...@billauer.co.il

Re: [Haifux] planning our 15th anniversary?

Hi, In fact, it so happens that the "vacation slot" is almost exactly 15 years since the first meeting. So it's kinda tempting to set a meeting there. And I suggest rerunning lecture #1. Same speaker, same slides. Let's see if and how things have changed. ;) Eli On 03/08/14 20:47, guy

[Haifux] [HAIFUX LECTURE] Cedalion: A Democracy Awaiting the People -- Boaz Rosenan

On Monday, August 4th at 18:30, Haifux will gather to hear a talk by Boaz Rosenan: Cedalion: A Democracy Awaiting the People Abstract Cedalion is a democratic programming language. Most programming languages have a fixed syntax with fixed semantics, defined by either a small committee or b

[Haifux] [HAIFUX LECTURE] The Book of Bad Crypto Decisions -- Orr Dunkelman

On Monday, July 21st at 18:30, Haifux will gather to hear a talk by Orr Dunkelman: The Book of Bad Crypto Decisions (part 1 of 1,000,000) Abstract The borderline between cryptography and computer security (or "How to use cryptography") was, is, and will be, a place for many problems. In t

[Haifux] Haifux, this Monday, on crypto-hell

Hello all, On Monday (July 21st), Haifux will mock those who had good intentions but poor crypto wisdom, and deserved their position in the shameful list of security fails. And also discuss why they got it wrong... The short abstract is at http://www.haifux.org/lectures/328 This is an extra

[Haifux] [HAIFUX LECTURE] Profiling and Tracing -- Nadav Amit

On Monday, July 7th at 18:30, Haifux will gather to hear a talk by Nadav Amit: Profiling and Tracing Abstract In this talk we would cover the basics of performance profiling using the Linux perf tool, and tracing using ftrace. The talk will consist mainly of demos.

[Haifux] Haifux, this Monday, on profiling and tracing

Hello all, On Monday (July 7th), Haifux will grab the measuring band and look into perf tools and ftrace. The short abstract is at http://www.haifux.org/lectures/326 This is an extra announcement, as the lecture was added recently . See you, Eli -- Web: http://www.billauer.co.il _

[Haifux] [HAIFUX LECTURE] Efficient Virtual Memory: Hash, Don't Walk -- Idan Yaniv

On Monday, June 23rd at 18:30, Haifux will gather to hear a talk by Idan Yaniv: Efficient Virtual Memory: Hash, Don't Walk Abstract Radix page tables as implemented in the x86-64 micro-architecture incur a penalty of four memory references on each TLB miss. The problem aggravates in virtua

[Haifux] [HAIFUX LECTURE] Web Weakness -- Aviad Carmel

On Monday, June 9th at 18:30, Haifux will gather to hear a talk by Aviad Carmel: Web Weakness Abstract In this talk we will go over a few weaknesses that appear in today's web: * Insecure scripts * SQL Injection * Croos Site Scripting (XSS)

[Haifux] Haifux, this Monday, on Web Weakness

Hello all, On Monday (June 9th), Haifux will once again reinforce our natural paranoia in Aviad Carmel's talk on Web Weakness. The short abstract is at http://www.haifux.org/lectures/324/ This is an extra announcement, as the lecture was added recently See you, Eli -- Web: http://www.b

Re: [Haifux] sshfs in OpenVZ hosting?

be inconvenient for making the site and uploading material, mainly bad for webmasters, which makes it tolerable. My 2 agorot, Orna On Mon, May 26, 2014 at 9:19 PM, Eli Billauer <e...@billauer.co.il> wrote: Hi all, Unfortunately, I need to move haifux.org again to a

[Haifux] sshfs in OpenVZ hosting?

Hi all, Unfortunately, I need to move haifux.org again to a new hosting provider soon. I've signed up to a service which offers 3 GB of SSD space + 20 GB "regular disk storage". It turns out that these 20 GB run through sshfs. Haifux' current site hits the 3 GB exactly, so at least some of the

[Haifux] [HAIFUX LECTURE] Managed Resource Allocation in Linux Device Drivers -- Eli Billauer

On Monday, May 26th at 18:30, Haifux will gather to hear a talk by Eli Billauer: The Right Way: Managed Resource Allocation in Linux Device Drivers Download the slides: http://www.haifux.org/lectures/323/haifux-devres.pdf Abstract Linux device drivers typically call kmalloc

Re: [Haifux] Never call kfree() in a device driver again

Hi, Thanks for the invitation. However I think I'll stick to only Haifux this time. I like it when it's 10 minutes from home. ;) Regards,     Eli On 15/05/14 19:19, Shlomi Fish wrote: Hi Eli, On Thu, May 15, 2014 at 1:25 PM, Eli Billauer <e...@billauer.co.il>

[Haifux] Never call kfree() in a device driver again

Hi all, Ah, I just wanted to tell you that I'll hold a talk about managed resource allocation in the Linux kernel, in Haifux on May 26th. Abstract: http://www.haifux.org/lectures/323 Besides, there's currently no talk scheduled after that. So it's a good opportunity to get a slot as close as J

[Haifux] [HAIFUX LECTURE] VSwapper, a guest-agnostic memory swapper for virtual environments -- Nadav Amit

On Monday, April 28th at 18:30, Haifux will gather to hear a talk by Nadav Amit: VSwapper, a guest-agnostic memory swapper for virtual environments Abstract The number of guest virtual machines that can be consolidated on one physical host is typically limited by the memory size, motivatin

[Haifux] Haifux is back on April 28th

Hello all, I hope you all had a nice Pesach, which happened to wipe out a couple of potential Haifux slots... But we'll be back on this Monday, with Nadav Amit talking about VSwapper. Virtualization, memory swapping, see for yourselves: http://www.haifux.org/lectures/322/ And see you there! :

Re: [Haifux] The Heartbeat vulnerability in OpenSSL

Thanks for that one, Tzafrir. In fact, I did try a Python script on my SSH server, and it just failed to run through the test (connection reset by peer). It makes sense now. :) And now when you said it, it's quite easy to confirm that all over the web. http://security.stackexchange.com/quest

[Haifux] The Heartbeat vulnerability in OpenSSL (and hence ssh/https)

Hi all, I suppose that the security freaks already know about this, and still, this seems important enough for an alert. In a nutshell, a bug in the mechanism that allows keepalive messages to be sent to maintain an SSL link, also allows, accidentally, a remote attacker to read a segment of up

[Haifux] [HAIFUX LECTURE] Linux Containers and the future cloud (part II) -- Rami Rosen

On Monday, March 31st at 18:30, Haifux will gather to hear a talk by Rami Rosen: Linux Containers and the future cloud (part II) If you missed part I, please refresh your memory on the "Resource Management in Linux" lecture, given in Haifux in May 2013 (see: http://haifux.org/lectures/299/

[Haifux] Daylight saving time reminder

Hi all, This is a last-minute reminder to check if your computer is politically correct. At shell prompt $ zdump -v /etc/localtime | grep 2014 /etc/localtime  Thu Mar 27 23:59:59 2014 UTC = Fri Mar 28 01:59:59 2014 IST isdst=0 gmtoff=7200 /etc/localtime  Fri Mar 28 00:00:00 2014 UTC = Fri Mar 2

[Haifux] [HAIFUX LECTURE] Linux Containers and the future cloud -- Rami Rosen

On Monday, March 17th at 18:30, Haifux will gather to hear a talk by Rami Rosen: Linux Containers and the future cloud Abstract This lecture is a sequel to the "Resource Management in Linux" lecture, given in Haifux in May 2013 (see: http://haifux.org/lectures/299/, audio recording availa

[Haifux] Call for speakers: How was your day?

Hi all, I has occurred to me, that many Haifuxers are doing interesting things in their everyday jobs. I mean, maintaining petabytes of storage or an organization's computer resources may seem dull when you do that for living, but this is real-life Linux at work! Think about it: The fun parts i

[Haifux] [HAIFUX LECTURE] Open Ethernet Initiative -- Matty Kados

On Monday, March 3rd at 18:30, Haifux will gather to hear a talk by Matty Kados: Open Ethernet Initiative - using Linux as the foundation of a networking OS Slides are available at http://haifux.org/lectures/319/linux_networking_OS.pdf Abstract The current landscape of proprietary Ethern

[Haifux] [HAIFUX LECTURE] PacketShader: a GPU-Accelerated Software Router -- Shachar Raindel

On Monday, February 17th at 18:30, Haifux will gather to hear a talk by Shachar Raindel: PacketShader: a GPU-Accelerated Software Router Abstract PacketShader is a high-performance software router framework for general packet processing with Graphics Processing Unit (GPU) acceleration. Pac

[Haifux] [HAIFUX LECTURE] MediaWiki: The software behind Wikipedia -- Amir Elisha Aharoni

On Monday, February 3rd at 18:30, Haifux will gather to hear a talk by Amir Elisha Aharoni: MediaWiki: The software behind Wikipedia Abstract MediaWiki is a Free software package for setting up a wiki site. It was originally developed to support Wikipedia, and now it is used by thousands o

[Haifux] Haifux, this Monday: Wikipedia and MediaWiki

Hello all, On Monday (February 3rd), Haifux will dive into the guts of Wikipedia, and learn how MediaWiki software package can work for you (and how you can work for MediaWiki...). This is what's expected in Amir Elisha Aharoni's talk titled "MediaWiki: The software behind Wikipedia". The abst

[Haifux] Solved: Problems with the mailing list

Hello everyone. As some of you told me, there were problems with Haifux' mailing lists recently, in particular with those using Google's mail services, who didn't get the mails at all. Others have seen delays. This has been solved now. This message will reach everyone (fingers crossed...).

[Haifux] [HAIFUX LECTURE] When Cryptography is not the Answer -- Orr Dunkelman

On Monday, January 20th at 18:30, Haifux will gather to hear a talk by Orr Dunkelman: When Cryptography is not the Answer (even when it is) Abstract Since modern cryptography has emerged in the mid 70's, it developed a huge set of solutions to many of the security problems: from secure a

[Haifux] Haifux: Let's talk about Cryptography

Hello all, On Monday (January 20th), Haifux will turn paranoid again with its co-founder Orr Dunkelman, who will talk about "When Cryptography is not the Answer (even when it is)". The abstract is at http://www.haifux.org/lectures/316/ This is an extra announcement, as the lecture was added re

[Haifux] Haifux: Call for speakers

Hello all, Haifux' next slots for lectures are currently vacant. So if YOU have a subject you'd like to talk about, whether * you have something interesting to share, or * you'd like to present a project or thesis, and possibly get some new insights, or * you'd like to learn some topic, and wan

[Haifux] [HAIFUX LECTURE] Quick and Dirty Bash -- Eli Billauer

On Monday, January 6th at 18:30, Haifux will gather to hear a talk by Eli Billauer: Quick and Dirty Bash Abstract This lecture is a quick and unformal guide to scripts and sophisticated commands in Bash. The aim is to supply the listener with tools to use the command-line interface as

[Haifux] Haifux: Quick and Dirty Bash strikes again!

Hello all, On Monday (January 6th), Haifux will re-run its good old Schlager "Quick and Dirty Bash". Anyone who wants to get a better grip on one-liners in bash and some basic scripting, this is the place and time. The slides are available at http://www.haifux.org/lectures/100-sil This is an ex

[Haifux] [HAIFUX LECTURE] Nested Virtualization: Shadow Turtles -- Orit Wasserman

On Monday, December 23rd at 18:30, Haifux will gather to hear a talk by Orit Wasserman: Nested Virtualization: Shadow Turtles Abstract Nested virtualization -- running multiple hypervisors in virtual machines -- has come a long way in recent years. Since we first published KVM nested virt

Re: [Haifux] Haifux Rss feed

Hi, The world of RSS has been a jungle ever since it began. Last time I checked (a couple of years ago) there were a few jots attempting to be standards, but the reality was that every site just pushed whatever they liked between XML tags. I'm not so concerned about this or other tool whining

[Haifux] [HAIFUX LECTURE] High-Level Introduction to Virtualization's Low-Level -- Ronen Hod

On Monday, November 25th at 18:30, Haifux will gather to hear a talk by Ronen Hod: High-Level Introduction to Virtualization's Low-Level Abstract This presentation unwraps the mystery behind virtualization with strong focus on memory management topics. The objective of this talk is to ins

[Haifux] [HAIFUX LECTURE] The Do-S and Don’t-S of Benchmarking -- Gernot Heiser

On Monday, November 11th at 18:30, Haifux will gather to hear a talk by Gernot Heiser: The Do-S and Don’t-S of Benchmarking Abstract A thorough and convincing evaluation is a core part of every systems paper, and generally involves some form of benchmarking. In my experience as a reviewer

[Haifux] [HAIFUX LECTURE] OSv, a new open-source operating system for virtual machines -- Nadav Har'El

On Monday, October 28th at 18:30, Haifux will gather to hear a talk by Nadav Har'El: OSv, a new open-source operating system for virtual machines Abstract These days, most applications running on virtual machines in the cloud run on top of Linux. We all love Linux, but as an all-encompassi

[Haifux] [HAIFUX LECTURE] Ginseng: market-driven memory allocation -- Orna Agmon Ben-Yehuda

On Monday, October 14th at 18:30, Haifux will gather to hear a talk by Orna Agmon Ben-Yehuda: Ginseng: market-driven memory allocation Abstract Physical memory is the scarcest resource in today’s cloud computing platforms. Cloud providers would like to maximize their clients’ satisfaction

[Haifux] [HAIFUX LECTURE] Software Defined Networking -- Yonatan Zilpa

On Monday, September 30th at 19:30, HaifaSec and Haifux will gather to hear a talk by Yonatan Zilpa: Software Defined Networking IMPORTANT: The meeting starts ONE HOUR LATER than usual, and is in Taub 5 (room has changed as well). Abstract In this talk we will give a brief review on SDN p

[Haifux] Reporting forum spammers per IP

Hi all, I'm running a little phpBB forum, which is being bomarded by attempts to submit spam posts. I've solved the core problem already (i.e. preventing the spamming itself and the flood of new users) down to zero, but I've noticed a huge amount of attempts -- I'm at ~800,000 hits per month,

[Haifux] [HAIFUX LECTURE] Software Licensing for Dummies -- Jonathan J. Klinger

On Monday, September 16th at 18:30, Haifux will gather to hear a talk by Jonathan J. Klinger: Software Licensing for Dummies / Software Developers Abstract In my lecture, we shall discuss Licensing basics, including (i) basis to copyright law; (ii) what is software licensing; (iii) how doe

[Haifux] [HAIFUX LECTURE] You & The Biometric Database -- Jonathan J. Klinger

On Monday, September 2nd at 18:30, Haifux will gather to hear a talk by Jonathan J. Klinger: You & The Biometric Database -- NOTE: Due to the somewhat volatile situation in the region, please check the "Next Meeting" section on http://haifux.org/ just before leaving ho

[Haifux] [HAIFUX LECTURE] DNS Cache-Poisoning: New Attacks and Defenses -- Haya Shulman

On Monday, July 8th at 18:30, Haifux will gather to hear a talk by Haya Shulman: DNS Cache-Poisoning: New Attacks and Defenses Abstract The Domain Name System (DNS) is key to the availability and correct operation of the Internet. Due to its significance it is also a lucrative target for

[Haifux] [HAIFUX/LYX MEETING] The Technion LyX Conspiracy -- Ronen Abravanel and Daniel Vainsencher

Dear fellow Haifux LyXers, A LyX meeting will take place on WEDNESDAY, June 26th at 16:00 to 20:00, in room 815 of the EE Meyer building. If you're like us, you love LyX, and wish you could do everything from it: - Write your papers with the conference style file - Collaborate with LaTeX-only pe

[Haifux] [HAIFUX LECTURE] Bare-Metal Performance for I/O Virtualization -- Abel Gordon

On Monday, June 17th at 18:30, Haifux will gather to hear a talk by Abel Gordon: Bare-Metal Performance for I/O Virtualization Abstract Hypervisors implement useful features such as live migration and software-defined networking by interposing on their guest virtual machines’ I/O activit

[Haifux] [HAIFUX LECTURE] Massivizing OpenTTD: Distributed Computing Challenges and Quality Time -- Alexandru Iosup

On Monday, June 3rd at 18:30, Haifux will gather to hear a talk by Alexandru Iosup: Massivizing OpenTTD: Distributed Computing Challenges and Quality Time Abstract Hundreds of online games entertain over 250,000,000 online gamers in a maturing global market of over 30 billion Euros. A popu

[Haifux] Audio recording from Rami Rosen's talk is now available

Thanks to Sorana for recording the lecture. They are available at http://haifux.org/lectures/299/ In the aftermath, my own recording failed due to a ridiculous battery life, and Rami's recording failed because a smartphone wasn't intended to do anything useful anyhow. Three attempts, one wor

[Haifux] [HAIFUX LECTURE] Resource management in Linux -- Rami Rosen

On Monday, May 27th at 18:30, Haifux will gather to hear a talk by Rami Rosen: Resource management in Linux Abstract * Resource management in Linux * Kernel Namespaces implementation (kernel 3.8) * Kernel Namespaces as an infrastructure for process virtualizaton - Network namespaces and

[Haifux] [HAIFUX LECTURE] Android Architecture -- Leon Romanovsky

On Monday, May 13th at 18:30, Haifux will gather to hear a talk by Leon Romanovsky: Android Architecture Abstract This lecture will help to beginners to understand android architecture from the Linux perspective view. We will talk about the differences between Linux kernel and Android ker

[Haifux] Haifux: Android lecture this Monday

Hi all, I just wanted to bring your attention that Haifux' next lecture on Monday (May 13th) is about Android (by Leon Romanovsky), unlike previous announcement. The abstract hasn't been published yet, but the slides are already available: http://haifux.org/lectures/298/ The formal reminder fo

[Haifux] [HAIFUX LECTURE] Unicode Issues in Perl -- Meir Guttman

, and you are all invited! == Future lectures: 13/05/13 Command-line utilities: Tips and tricks (part II): Eli Billauer 27/05/13 THIS SLOT CAN BE YOURS! 10/06/13 Resource Management in Linux: Rami Rosen 24/06/13 DNS security

[Haifux] Haifux is back on the 22nd

Hi all, Since we had a long break (holidays etc.), I thought I should post an early reminder. We'll meet again on this Monday, April 22nd, at 18:30 to hear Meir Guttman talk about Unicode issues in Perl. For details: http://haifux.org/lectures/297 This is not instead of the regular announcemen

[Haifux] [HAIFUX LECTURE] Kernel Cybernetics -- Jonathan Ben-Avraham

On Monday, March 18th at 18:30, Haifux will gather to hear a talk by Jonathan Ben-Avraham: Kernel Cybernetics: How to get useful information from the kernel archives Abstract Beginning kernel programmers spend a large portion of their time looking for information regarding specific kernel

[Haifux] [HAIFUX LECTURE] Wireless Hacking -- Guy Edri

On Monday, March 4th at 18:30, Haifux will gather to hear a talk by Guy Edri: Wireless Hacking *** PREPARE YOUR LAPTOP TODAY FOR THE TALK! ** Abstract The talk includes a workshop, in which the speaker's AP will be hacked by the audiance. To participate, bring a laptop

[Haifux] Slides uploaded for Modern Web Application lecture

Hi, Slides + links to github and a demo website: http://haifux.org/lectures/294 And as a little teaser for an upcoming talk about open software combined with robotics, I'll point to another lecture by Yaniv from 2009: http://haifux.org/lectures/207/ Thanks again to the Yanivs for a fun lecture

[Haifux] [HAIFUX LECTURE] Developing modern web applications using Flask and Backbone.js -- Yaniv Aknin and Yaniv Ben-Zaken

On Monday, February 18th at 18:30, Haifux will gather to hear a talk by Yaniv Aknin and Yaniv Ben-Zaken: Developing modern web applications using Flask and Backbone.js Abstract We've come a long way since NCSA Mosaic and httpd. Web developers' arsenal today encompasses a very broad range o

[Haifux] [HAIFUX LECTURE] Flash Friendly File System (F2FS) - Leon Romanovsky

On Monday, February 11th at 18:30, Haifux will gather to hear a talk by Leon Romanovsky: Flash Friendly File System (F2FS) Abstract The "flash-friendly file system (F2FS)" is a new file system for Linux recently announced by engineers from Samsung. Unlike jffs2 and logfs, f2fs is not targ

Re: [Haifux] Recording the Bitcoin lecture

nd,I can record audio On Fri, Feb 1, 2013 at 1:07 PM, Eli Billauer <e...@billauer.co.il> wrote: Hi all, Is there anyone willing to record the Bitcoins lecture this Monday? http://haifux.org/lectures/292/ (Ah, and there are slides alread

[Haifux] [HAIFUX LECTURE] Bitcoin by Meni Rosenfeld

On Monday, February 4th at 18:30, Haifux will gather to hear a talk by Meni Rosenfeld: Bitcoin Abstract Bitcoin is the world's first decentralized digital currency. Powered by a peer-to-peer network of computers running free software, it was created as an alternative to the existing monet

[Haifux] Recording the Bitcoin lecture

Hi all, Is there anyone willing to record the Bitcoins lecture this Monday? http://haifux.org/lectures/292/ (Ah, and there are slides already...) Video is preferred, by audio is fine as well. Who's bringing the stuff?     Eli -- Web: http://www.billauer.co.il _

[Haifux] Command-line tips meeting: A rough summary

Hi, As I hoped, today's meeting ran in random order, and even better, a lot of topics remained uncovered. So there's enough material for part II, which I'll run through when there's a short-notice cancellation again (this wasn't an invitation to cancel lectures...). In particular, I'd like to d

Re: [Haifux] [HAIFUX LECTURE] Command-line utilities: Tips and tricks -- Eli Billauer

Thanks. I've added "strings" and please remind me to say a work about cookies and wget. As for ltrace, I've never actually used it, but it's so simple that I'll relate to it too.    Eli On 01/19/2013 10:38 PM, Sorana Fraier wrote: Whats in that executable, you can add the utility strings. st

Re: [Haifux] Please upvote and add a comment for http://www.haifux.org/ on Stumble Upon

On 01/19/2013 06:30 PM, Orna Agmon Ben-Yehuda wrote: Eli volunteered to pay this sum even if nobody else does, but I think we should divide the costs among us, if only for the feeling of a mutual deed. It does not have to be divided equally, we are not going to set up a collection system,

[Haifux] [HAIFUX LECTURE] Command-line utilities: Tips and tricks -- Eli Billauer

On Monday, January 21st at 18:30, Haifux will gather to hear a talk by Eli Billauer: Command-line utilities: Tips and tricks Abstract Command-line utilities is the real power of a Linux computer, and yet there's always a few useful utilities that even an experienced Linux user do

[Haifux] Monday's meeting has changed

Hi all, Due to an unforeseen obligation of the speaker, we were forced to reschedule the lecture about F2FS. Instead, there will be a command-line utility session held by yours truly on 21.1.13 (this Monday). Abstract follows. Command-line utilities: Tips and tricks - Eli Billauer Abstract

[Haifux] State-dependent firewall and Gmail spam filtering

Hello all, I asked these two questions in a previous mail which you all ignored. Which was probably because I mixed it with announcing that our server has moved. So here we go again: (1) For some reason, the server's firewall doesn't handle --state RELATED, ESTABLISHED properly. In fact, this

[Haifux] New server for haifux.org.

Hello all, haifux.org has now moved to a new server, which is unrelated to Hamakor's machine. This affects both the web site and the mailing list. Thanks to Adir for his help with this transition. As a side note, Hamakor's server has also moved (hamakor.org.il in particular), but to another (p

[Haifux] [HAIFUX LECTURE] Introduction to Flash Memory -- Leon Romanovsky

On Monday, January 7th at 18:30, Haifux will gather to hear a talk by Leon Romanovsky: Introduction to Flash Memory Abstract In this lecture we will discuss flash memory. We will go through history, different types and physics. We will talk about current limitations of flash. This lectur

[Haifux] Car entrance during 2013

Hello all, For quite a few years I've been using Asat's "VIP card" (which was called "Lavie" later on) to enter the Technion for Haifux meetings. I've just been informed that this card is not issued anymore. Does anyone know about another solution? Joining the Technion Alumni organization is

[Haifux] [HAIFUX LECTURE] What more can industry learn from open source? -- Yael Vaya-Talmor

On Monday, December 24th at 18:30, Haifux will gather to hear a talk by Yael Vaya-Talmor: What more can industry learn from open source? *** The subject and abstract may change slightly, please check our site *** Abstract We suggest open source as an alternative way for the production of

[Haifux] [HAIFUX LECTURE] The Device Tree: Plug and play for Embedded Linux -- Eli Billauer

On Monday, December 3rd at 18:30, Haifux will gather to hear a talk by Eli Billauer: The Device Tree: Plug and play for Embedded Linux Abstract On embedded systems, the Linux kernel doesn't have the BIOS to tell it what the hardware is like. On the other hand, the traditional solutio

[Haifux] Haifux reschedule: Talk about the device tree on Monday

Hi all, Due to a last-minute reschedule in Haifux' lecture line-up, this Monday's talk will be about the flattened device tree, which is the embedded Linux' substitute for the BIOS telling it about the hardware it runs on. More details in our site: http://haifux.org/ The regular announcemen

[Haifux] [HAIFUX LECTURE] Israeli Digital Rights NPO -- Zvi Devir

On Monday, October 29th at 18:30, Haifux will gather to hear a talk by Zvi Devir: Israeli Digital Rights NPO Abstract The Digital Rights Movement stands between advanced technology and people rights (in the broad sense). Technological advance provides us with new products and new means of

[Haifux] [HAIFUX LECTURE] Adding Colors to Kademlia -- Gil Einziger

On Monday, October 15th at 18:30, Haifux will gather to hear a talk by Gil Einziger: Adding Colors to Kademlia Abstract Kademlia is considered to be one of the most effective key based routing protocols. It is nowadays implemented in many file sharing peer-to-peer networks such as BitTorr

[Haifux] Upstart lecture -- anyone?

Hi all, Having a very temporary issue with an Ubuntu system, I was forced to realize that they've changed the program running the father of all processes (init) from the "classic init" to Upstart. This means that the entire boot process has changed, and that the configuration of what runs when

[Haifux] [HAIFUX LECTURE] The Resource-as-a-Service (RaaS) Cloud -- Orna Agmon Ben-Yehuda

On Monday, September 3rd at 18:30, Haifux will gather to hear a talk by Orna Agmon Ben-Yehuda: The Resource-as-a-Service (RaaS) Cloud Abstract Over the next few years, a new model of buying and selling cloud computing resources will evolve. Instead of providers exclusively selling server-

[Haifux] [HAIFUX LECTURE] Patentability of software related inventions by Doron Sierdazki

On Monday, August 6th at 18:30, Haifux will gather to hear a talk by Doron Sierdazki: Where did Bilski take us? Patentability of software related inventions Abstract In the last two decades patenting software relations invention in the US was a flourishing business. Recent ruling by Federa

[Haifux] [HAIFUX LECTURE] Git for solo projects too by Eli Billauer

On Monday, July 23rd at 18:30, Haifux will gather to hear a talk by Eli Billauer: Git for solo projects too Abstract Git is well-known as the tool for collaborating in free software projects, and the Linux kernel in particular. What seems to be less known, is how useful it is even in a

[Haifux] [HAIFUX LECTURE] Hebrew search - not a trivial task by Itamar Syn-Hershko

: Eli Billauer 06/08/12 Where did Bilski take us? Patentability of software related inventions: Doron Sierdazki == We are always interested in hearing your talks and ideas. If you wish to give a talk, hold a discussion, or

[Haifux] [HAIFUX LECTURE] ZeroVM: Lightweight containers based on Google Native Client by Camuel Gilyadov

! == Future lectures: 09/07/12 Hebrew search---not a trivial task (Hebmorph): Itamar Syn-Hershko 23/07/12 Git for solo projects too: Eli Billauer 06/08/12 Where did Bilski take us? Patentability of software related inventions: Doron Sierdazki

[Haifux] [HAIFUX LECTURE] "Disk" storage media by Guy Keren

free, and you are all invited! == Future lectures: 25/06/12 Git for solo projects too: Eli Billauer 09/07/12 Hebmorph: Itamar Syn-Hershko == We are always interested in hearing your talks and ideas. If yo

Re: [Haifux] Oops your system with plain malloc()

On 05/17/2012 10:23 PM, Tzafrir Cohen wrote: I may consider upgrading to a kernel > 2.6.35 which has gone through a long phase of "bug fixes only" but I understand there is no such around at the moment. What I call a vintage kernel. You obviously have a beefy system with

Re: [Haifux] Oops your system with plain malloc()

On 05/17/2012 08:56 PM, Shlomi Fish wrote: Oh wait! You're using kernel-2.6.35.4 - not kernel 3.5.x (which does not exist yet). That's a really old version. Is it an up-to-date distribution kernel? If so - you can report it to your distributor. If not - you should upgrade. Of course I should

[Haifux] Oops your system with plain malloc()

Hi all, I just wrote a post in my blog about Linux (2.6.35 on x86_64) oopsing and hanging when allocating huge amounts of RAM. There are a couple of plain C programs in the post that did the job pretty well. You may want to try them yourselves. Or maybe suggest reasons why this happens at all.

Re: [Haifux] Is the risk real? (Was: New mail icon for Thunderbird over Gnome)

he ISP (in case of a home connection) or the company whose machine it was. In some of the cases, the vandalizer used compromised machines - machines that were known to vandalizers to be open for such use. On Mon, May 14, 2012 at 3:20 AM, Eli Billauer <mailto:e...@billauer.co.il>> wrot

Re: [Haifux] Is the risk real? (Was: New mail icon for Thunderbird over Gnome)

try to be in long delay after the latest distributions - after having the diss-pleasure of upgrading too early to 8.04 (or something). --guy On 05/14/2012 12:45 AM, Eli Billauer wrote: Hi, Since my not-so-updated software versions became an issue in itself (somehow I

[Haifux] Is the risk real? (Was: New mail icon for Thunderbird over Gnome)

On Sunday, 13 בMay 2012 19:22:20 Eli Billauer wrote: Hello all, I've finally started working with Thunderbird under Linux (FC12, with Thunderbird 3.0.7). The old settings were migrated perfectly, If your "new" one is 3.0.7, I am afraid to ask what was t

[Haifux] New mail icon for Thunderbird over Gnome

Hello all, I've finally started working with Thunderbird under Linux (FC12, with Thunderbird 3.0.7). The old settings were migrated perfectly, and all is working fine. Well, there's a thing I miss. In Windows, there used to be an icon when new mail has arrived. This icon doesn't show up on Linu

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