Re: Starting with programming

2015-08-18 Thread Brian Pedersen
I have been working with Java for more than 15 years and I absolutely love 
it. I believe however that Java is no longer suitable for beginners.

As a beginner you can learn a lot about programming from the official Java 
tutorials, as well as from well written books, but once you enter the 
'real' world, Java is very much about plumbing, requiring extensive 
knowledge about all sorts of api's and tools. 

Javascript on the other hand, is a lot more versatile today than it used to 
be and increasingly popular. With Javascript you can do anything from web 
front-ends to apps and backend logic, without all the plumbing of Java.

My advice would be to start out looking at some Javascript tutorials, and 
see where that takes you. https://www.codecademy.com/tracks/javascript 
looks like pretty good place to start.

At some point you will probably have to look into HTML and CSS also, but to 
begin with, you can get pretty far with Javascript only.

Good luck ...

/Brian

Den mandag den 17. august 2015 kl. 01.37.16 UTC+2 skrev nick belterman:

 I would like to get started with programming. does anyone know good 
 software that is good for learning. BTW i am 14.


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Re: Architecture of adding 'pure html/js' to client side?

2015-08-18 Thread funkforce
I am a bit surprised that none have added large chunks of html/js as an 
independent part of the application and are willing to sharewell 
well... 

On Wednesday, August 12, 2015 at 10:34:52 AM UTC+2, funkforce wrote:

 We have a GWT application coded in java on the client. There is no ui 
 binder only a jsp page and a class with our onModuleLoad() method and then 
 pure java serving the gui. We want to add bunch of html/javascript to a new 
 part of the application but I don't know how to organize the new 
 html/javascript part. The new part will most likely contain a lot of 
 html/js + js frameworks and talk json to the same server that now serves 
 gwt-rpc. Its a first step to move from gwt-widgets.


 Can someone please share how to do this? The closest I have found is 
 ClientBundle but I am not sure its the way to.


 Thanks.






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Re: (modern) chart system for GWT

2015-08-18 Thread Vassilis Virvilis
How about D3 http://d3js.org/

There is a gwt wrapper gwt-d3 https://github.com/gwtd3


   Vassilis

On Tue, Aug 18, 2015 at 10:37 AM, Alain Ekambi jazzmatad...@gmail.com
wrote:

 We used Ext JS charts. With our own wrapper.

 GXT also have a nice charting package.

 Also have a look at Vaadin. They wrap highchart

 GWT material charting looks promising too
 On 18 Aug 2015 09:31, Luca Morettoni l...@morettoni.net wrote:

 Hello, in my GWT app to render some dynamics chart on client side I
 used Client Side GChart project [1], everything work fine, but we're
 going to refresh the application user interface and we like to have
 a more fresh and modern chart system.
 The structure of the project requires:

 • the rendering of the charts can't use external servers, so we can
 immediately exclude Google Visualisation API;

 • we can't use any external plugin in the browser to render the charts
 (like Flash);

 • we need to interact with the charts (handle user clicks on the curves)

 I started to evaluate some packages, but I have found some limits and
 difficulties and I'd like to know your experience or if you have other
 package to evaluate:

 • GWT Highcharts [2] looks well structured, easy to use and has a good
 documentation, but I have found a lot of troubles using it in our
 project and I can't render any charts, I need to investigate the
 source of the issue;

 • gflot [3] I like this package, the problem is the documentation;

 • D3js [4] this is the last resort, but using it require a lot of code
 to render a simple chart


 Thanks for any hints!

 [1]https://code.google.com/p/clientsidegchart/
 [2]http://www.moxiegroup.com/moxieapps/gwt-highcharts/
 [3]https://github.com/nmorel/gflot
 [4]https://github.com/gwtd3/gwt-d3

 --
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 http://it.linkedin.com/in/morettoni/ | http://twitter.com/morettoni
 Google+ profile: https://www.google.com/+LucaMorettoni
 Member of GDG Perugia: http://perugia.gtugs.org

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Re: Launching Super Dev Mode Taking almost 5 minute

2015-08-18 Thread avsgi09
I have a set of .gwt.xml modules with some inheritance betwen them. I followed 
the gwtp-carstore sample from the gwtp framework; basically try to minimize the 
iterations (be careful with tje i18n) in a Debug.gwt.xml kind of module file

Mohammed Sameen sameen@gmail.com wrote:

HicurrentlyIupgradedmyapplicationto GWT2.7 
versionandusedsuperdevmode,itstakingalmost5minutestolaunchtheapplicationinSDM,SuperDevModestartingupworkDir:C:\Users\SAM~1.IND\AppData\Local\Temp\gwt-codeserver-8409402920962843736.tmpLoadingJavafilesincom.example.ex.onlineexample.Result.Ignored1unitwithcompilationerrorsinfirstpass.Compilewith-strictorwith-logLevelsettoDEBUGorWARNtoseeallerrors.Ignored27unitswithcompilationerrorsinfirstpass.Compilewith-strictorwith-logLevelsettoTRACEorDEBUGtoseeallerrors.Modulesetupcompletedin297949ms2015-08-1811:10:26.902:INFO:oejs.Server:jetty-8.y.z-SNAPSHOT2015-08-1811:10:27.383:INFO:oejs.AbstractConnector:StartedSelectChannelConnector@127.0.0.1:9876Thecodeserverisreadyathttp://localhost:9876/297949ms=4.96582minutesitsalmosttaking5minute,Isthereanythinkineedtocorrect?AnySuggestion?Howtominimizethistime?--YoureceivedthismessagebecauseyouaresubscribedtotheGoogleGroupsGoogleWebToolkitgroup.Tounsubscribefromthisgroupandstopreceivingemailsfromit,sendanemailtogoogle-web-toolkit+unsubscr...@googlegroups.com.Toposttothisgroup,sendemailtogoogle-web-tool...@googlegroups.com.Visitthisgroupathttp://groups.google.com/group/google-web-toolkit.Formoreoptions,visithttps://groups.google.com/d/optout.

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Re: (modern) chart system for GWT

2015-08-18 Thread Alain Ekambi
We used Ext JS charts. With our own wrapper.

GXT also have a nice charting package.

Also have a look at Vaadin. They wrap highchart

GWT material charting looks promising too
On 18 Aug 2015 09:31, Luca Morettoni l...@morettoni.net wrote:

 Hello, in my GWT app to render some dynamics chart on client side I
 used Client Side GChart project [1], everything work fine, but we're
 going to refresh the application user interface and we like to have
 a more fresh and modern chart system.
 The structure of the project requires:

 • the rendering of the charts can't use external servers, so we can
 immediately exclude Google Visualisation API;

 • we can't use any external plugin in the browser to render the charts
 (like Flash);

 • we need to interact with the charts (handle user clicks on the curves)

 I started to evaluate some packages, but I have found some limits and
 difficulties and I'd like to know your experience or if you have other
 package to evaluate:

 • GWT Highcharts [2] looks well structured, easy to use and has a good
 documentation, but I have found a lot of troubles using it in our
 project and I can't render any charts, I need to investigate the
 source of the issue;

 • gflot [3] I like this package, the problem is the documentation;

 • D3js [4] this is the last resort, but using it require a lot of code
 to render a simple chart


 Thanks for any hints!

 [1]https://code.google.com/p/clientsidegchart/
 [2]http://www.moxiegroup.com/moxieapps/gwt-highcharts/
 [3]https://github.com/nmorel/gflot
 [4]https://github.com/gwtd3/gwt-d3

 --
 Luca Morettoni luca(AT)morettoni.net | http://www.morettoni.net
 http://it.linkedin.com/in/morettoni/ | http://twitter.com/morettoni
 Google+ profile: https://www.google.com/+LucaMorettoni
 Member of GDG Perugia: http://perugia.gtugs.org

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(modern) chart system for GWT

2015-08-18 Thread Luca Morettoni
Hello, in my GWT app to render some dynamics chart on client side I
used Client Side GChart project [1], everything work fine, but we're
going to refresh the application user interface and we like to have
a more fresh and modern chart system.
The structure of the project requires:

• the rendering of the charts can't use external servers, so we can
immediately exclude Google Visualisation API;

• we can't use any external plugin in the browser to render the charts
(like Flash);

• we need to interact with the charts (handle user clicks on the curves)

I started to evaluate some packages, but I have found some limits and
difficulties and I'd like to know your experience or if you have other
package to evaluate:

• GWT Highcharts [2] looks well structured, easy to use and has a good
documentation, but I have found a lot of troubles using it in our
project and I can't render any charts, I need to investigate the
source of the issue;

• gflot [3] I like this package, the problem is the documentation;

• D3js [4] this is the last resort, but using it require a lot of code
to render a simple chart


Thanks for any hints!

[1]https://code.google.com/p/clientsidegchart/
[2]http://www.moxiegroup.com/moxieapps/gwt-highcharts/
[3]https://github.com/nmorel/gflot
[4]https://github.com/gwtd3/gwt-d3

-- 
Luca Morettoni luca(AT)morettoni.net | http://www.morettoni.net
http://it.linkedin.com/in/morettoni/ | http://twitter.com/morettoni
Google+ profile: https://www.google.com/+LucaMorettoni
Member of GDG Perugia: http://perugia.gtugs.org

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Strange behavior today with Visualization DataTable - headings always appear in front

2015-08-18 Thread Karl Moss
I'm using the Visualization DataTable. Starting this morning, all DataTable 
headings appear in front of any panels moved over them (such as a 
DialogBox). I'm not sure what has changed. Any ideas?


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Re: Chrome and SEVERE: CLIENT EXCEPTION: com.google.gwt.user.client.rpc.StatusCodeException: 0

2015-08-18 Thread Mandy Shen
Looks like clearing browser cache can stop the problem from happening for 
some time (about an hour). Any idea? Chrome 43 was fine. IE and FF are fine.

On Monday, August 17, 2015 at 10:18:21 PM UTC-7, Mandy Shen wrote:

 We start seeing the following stack trace very often with Chrome version 
 44 on Windows. IE and FF seem to be fine. Any idea? Thanks!

 SEVERE: CLIENT EXCEPTION: 
 com.google.gwt.user.client.rpc.StatusCodeException: 0
 java.lang.Throwable: 0
 at 
 com.google.gwt.core.client.impl.StackTraceCreator$CollectorEmulated.$fillInStackTrace(StackTraceCreator.java:174)
 at java.lang.RuntimeException.RuntimeException(RuntimeException.java:508)
 at 
 com.google.gwt.user.client.rpc.StatusCodeException.StatusCodeException(StatusCodeException.java:35)
 at 
 com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.$onResponseReceived(RequestCallbackAdapter.java:209)
 at 
 com.google.gwt.http.client.Request.$fireOnResponseReceived(Request.java:258)
 at 
 com.google.gwt.http.client.RequestBuilder$1.onReadyStateChange(RequestBuilder.java:412)
 at Unknown.anonymous(XMLHttpRequest.java:351)
 at com.google.gwt.core.client.impl.Impl.apply(Impl.java:189)
 at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:242)
 at Unknown.anonymous(Impl.java:70)


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Re: What is planned release date for GWT 2.8 (with lambdas) ?

2015-08-18 Thread Slava Pankov
@Jens
 Some days ago in IRC and proposed that GWT should do regular releases 
from the CI server that do not have -SNAPSHOT in their names and have a 
slightly different version number, e.g. major for breaking 
changes.timestamp. These CI releases could probably also be done after 
Google had tested the build against all their internal apps.

This proposal sounds like a good idea to me, it will probably work for my 
projects.

On Monday, August 17, 2015 at 6:54:46 AM UTC-7, Jens wrote:

 I think one issue is that Google builds their apps from GWT master branch. 
 They don't need release versions. That also means that the master branch is 
 stable and its fine to use it in production.

 The company I work for does the same. We have some custom GWT patches and 
 build or own GWT every one or two month based on the master branch. We 
 don't really had any problems with that approach.

 Some days ago in IRC and proposed that GWT should do regular releases from 
 the CI server that do not have -SNAPSHOT in their names and have a 
 slightly different version number, e.g. major for breaking 
 changes.timestamp. These CI releases could probably also be done after 
 Google had tested the build against all their internal apps. 
 That way a new release can be done every one or two month and the 
 enterprise guys are happy because no -SNAPSHOT dependency is in their 
 build file. Maybe that is an acceptable compromise between using SNAPSHOT 
 builds vs. a released version. At least it would more closely match how 
 Google works and Google is the main committer.

 Also some days ago Thomas Broyer said that they do a (roughly) monthly 
 steering group meeting but sometimes they don't release meeting minutes 
 because they contain confidential information (from one or more of the 
 companies in the meeting group). I proposed to just remove such information 
 because it is very likely not relevant to the community at all and then 
 regularly release the meeting minutes. 

 Maybe they pick up both points in the next steering group meeting.

 -- J.


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Re: Chrome and SEVERE: CLIENT EXCEPTION: com.google.gwt.user.client.rpc.StatusCodeException: 0

2015-08-18 Thread Mandy Shen
Thanks for the reply. This error happens intermittently (and very often) 
while there is definitely no problem with network connections. It starts 
after upgrading to Chrome version 44. Clearing browser cache can stop the 
problem from happening for a while (about an hour), then it happens again 
very often.

On Tuesday, August 18, 2015 at 2:01:07 PM UTC-7, Jens wrote:

 The exception means that your Browser can't reach your server. It does not 
 get a server response with a HTTP status code and thus 0 is used.

 I would guess its an issue with your server, network or DNS.

 -- J.


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Re: Chrome and SEVERE: CLIENT EXCEPTION: com.google.gwt.user.client.rpc.StatusCodeException: 0

2015-08-18 Thread Jens
The exception means that your Browser can't reach your server. It does not 
get a server response with a HTTP status code and thus 0 is used.

I would guess its an issue with your server, network or DNS.

-- J.

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Re: GWT Dagger 2

2015-08-18 Thread Roger Küng


On Tuesday, February 24, 2015 at 4:36:24 PM UTC+1, Jens wrote:


 What's the best way to include your PR (
 https://github.com/google/dagger/pull/119) in a project?


 Its a branch in my dagger fork that you can simply build and install into 
 your local repo: https://github.com/jnehlmeier/dagger/tree/gwt-integration
  

 -- J.


Could you please be a little more precise? I didn't manage to install the 
fork, and since the pull request still hasn't been accepted it would be 
great if you could elaborate more on this.

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Re: GWT Dagger 2

2015-08-18 Thread Jens


 Could you please be a little more precise? I didn't manage to install the 
 fork, and since the pull request still hasn't been accepted it would be 
 great if you could elaborate more on this.


Since my fork is already 6 month old and I haven't rebased my changes yet 
it is probably best if you just clone the google dagger repository. Once 
you have done that you can do

git fetch origin pull/119/head:gwt-integration

This should give you a new local branch named gwt-integration which 
contains the changes of my pull request. Now you can decide if you want to 
rebase that local branch on a release tag (e.g. dagger-2.0.1) or on the 
master branch. Finally you just build dagger using mvn package or mvn 
install.

-- J.

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Re: Architecture of adding 'pure html/js' to client side?

2015-08-18 Thread Ignacio Baca Moreno-Torres
But I not sure how this is related to GWT, specially if you want it to be
independent. We added the swagger ui (
https://github.com/swagger-api/swagger-ui) in some projects and we just add
the dist forlder into the war (webapp folder if you are using maven). You
can add links to this htmls using anchors or setting the browser url
manually using Window.Location.setLocation.

On Tue, Aug 18, 2015 at 9:41 AM funkforce funkfo...@gmail.com wrote:

 I am a bit surprised that none have added large chunks of html/js as an
 independent part of the application and are willing to sharewell
 well...


 On Wednesday, August 12, 2015 at 10:34:52 AM UTC+2, funkforce wrote:

 We have a GWT application coded in java on the client. There is no ui
 binder only a jsp page and a class with our onModuleLoad() method and then
 pure java serving the gui. We want to add bunch of html/javascript to a new
 part of the application but I don't know how to organize the new
 html/javascript part. The new part will most likely contain a lot of
 html/js + js frameworks and talk json to the same server that now serves
 gwt-rpc. Its a first step to move from gwt-widgets.


 Can someone please share how to do this? The closest I have found is
 ClientBundle but I am not sure its the way to.


 Thanks.




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