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Blogs by topic Web Applications and user arungupta

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J2EE

Content available at: http://blogs.sun.com/arungupta/entry/totd_146_understanding_the_ejb
on Oct 20, 2010
Content available at: http://blogs.sun.com/arungupta/entry/totd_135_jsf2_custom_components
on May 12, 2010

Community

Content available at: http://blogs.sun.com/arungupta/entry/2_day_java_ee_6
on Sep 1, 2010
Content available at: http://blogs.sun.com/arungupta/entry/java_ee_6_glassfish_workshop
on Aug 14, 2010

Servlets

Content available at: http://blogs.sun.com/arungupta/entry/totd_136_default_error_page
on May 18, 2010

Web Applications

Content available at: http://blog.arungupta.me/2009/09/redmine-typo-mephisto-on-glassfish-v3/
on Sep 18, 2009
I've created a Rails "Hello World" app numerous times. But I decided to write a simple using the testing framework provided by Rails. This blog explains my experience of writing such a test. Create a "Hello World" app as: ~/samples/jruby/test >~/testbed/jruby-1.1.2/bin/jruby -S rails helloworld              ...
on Jul 1, 2008
Are you deploying your JRuby-on-Rails applications on Solaris (or any variety of Unix) and not able to connect to the database ? I experienced it last week so thought of sharing the tip here. Luckily it's really simple. Here is the default generated "config/database.yml" development:   adapter: mysql   encoding: utf8   database: runner_development   username: root...
on Jun 23, 2008
Rails 2.1 was released earlier this month. GlassFish provides a complete development/deployment environment for Rails applications. Some of the main reasons for using GlassFish (instead of WEBrick or Mongrel) are: Identical Development and Deployment environment Multiple Applications can be deployed on one Container Multiple requests can be handled by a single application (with no extra...
on Jun 19, 2008
Project SocialSite makes it easy to add social networking features to your existing web applications or community sites (running on Java, PHP or Ruby) and turn it into an OpenSocial container. It comes with a comprehensive and highly scalable implementation of social graph, integrates seamlessly with existing identity and authentication mechanism, make it easy to plug into existing...
on May 30, 2008
JRuby 1.1.2 is now released - download here! The highlights are: Startup time drastically reduced YAML symbol parsing >100x faster Performance, threading, and stack depth improvements for method calls Fixed several nested backref problems Fixed bad data race (JRUBY-2483) Gazillions of bigdecimal issues fixed 95 issues resolved since JRuby 1.1.1 Getting started is really simple, just...
on May 29, 2008
Redmine is a flexible project management web application written using Ruby on Rails framework. The feature list is pretty comprehensive from the usual suspects like multiple projects, role-based control, forums/wikis/SCM for each project to enterprise level features such as LDAP-authentication and multiple languages. It is cross-platform and cross-database and deploys very nicely on GlassFish...
on May 23, 2008
Sun Microsytems is a sponsor of Enterprise 2.0 Conference (Jul 9-12, 2008, Boston). The conference has regular tutorials, keynotes and general sessions, multiple tracks and pavilion (even a free pavilion pass). They also have Launch Pad that allow companies developing new social networking products to compete for the chance to present them in front of the largest audience in the...
on May 22, 2008
Sang Shin and Brian Leonard are starting a new free online course of "Ruby, JRuby and Rails Application Development (with Passion!)". The course is taken online and will start from Jul 15, 2008. The objective of this course are "This course will go through briefly the basics of Ruby (and JRuby) programming language first.  The rest of the course will be devoted to learning Rails...
on May 21, 2008
One of the main advantages of using JRuby-on-Rails instead of Ruby-on-Rails is to harness the power of Java libraries available in the Java platform. The Java 2D API is a set of classes for advanced 2D graphics and imaging, and provides extensive support for image compositing and alpha channel images, a set of classes to provide accurate color space definition and conversion, and a rich set of...
on May 19, 2008
WAR-based packaging and dispatching of Rails application on Java Application Servers is going through third iteration based what is used for packaging and dispatching: Goldspike + RailsServlet: The first iteration was WAR-packaging of Rails app as defined by Goldspike plugin (nee Rails-integration) and using RailsServlet (part of Goldspike) for dispatching. Warbler + RailsServlet: The...
on May 15, 2008
A newer version of GlassFish v3 Gem for Ruby on Rails is now available. What's new ? Codebase aligned with GlassFish v3 Technology Preview 2 Previous version (0.1.2) had some packaging issues which increased the size but now it's back to sweet 2.8 Mb. Check if previously installed by using the following command: ~/testbed/jruby-1.1.1 >bin/jruby -S gem list glassfish *** LOCAL...
on May 4, 2008
Vivek updated JRuby module in GlassFish v2 UR2 Update Center. It now contains JRuby 1.1.1 + Rails 2.0.2 and Warbler (instead of Goldspike) for packaging the app. Read all details on how to download, install and getting started here. The image below shows a snapshot of Update Center with the latest module selected: After following all the steps (had to manually set executable perms on jruby-1....
on May 3, 2008
Rails powered by the GlassFish Application Server explains all the benefits of using GlassFish for developing and deploying your Rails applications. If you are using NetBeans 6.1 builds then you can deploy your Rails application directly on GlassFish v3 from within NetBeans IDE. No longer you need to have different development and deployment options. This blog explains how to install a bleeding...
on Apr 28, 2008

Databases

TOTD #97 showed how to install GlassFish Tools Bundle for Eclipse 1.1. Basically there are two options - either install Eclipse 3.4.2 with WTP and pre-bundled/configured with GlassFish v2/v3, MySQL JDBC driver and other features. Or if you are using Eclipse 3.5, then you can install the plug-in separately and get most of the functionality. TOTD #98 showed how to create a simple Metro/JAX-WS...
on Aug 31, 2009