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The State of JRuby: 1.6 RC1, JSR 292 and NIO2 in Java 7, 1.9.2 Support

by Werner Schuster on  Jan 16, 2011

The first RC for JRuby 1.6 is out and brings improved Ruby 1.9.2 compatibility, experimental C extensions support, improved Windows support, Ruby Gems Maven support, performance and profiling improvements and more. InfoQ talked to JRuby's Charles Nutter about JRuby 1.6, the impact of Java 7 on JRuby, new language features in Ruby and much more.

A New Crop of Self Hosting IDEs: RedCar and JRuby, Cloud9 IDE and Javascript

by Werner Schuster on  Oct 30, 2010 6

Dynamic languages have a dirty, badly kept secret: their IDEs and tools are written in languages like C/C++, C# or Java. Exceptions were languages like Smalltalk - but now Ruby and Javascript developers get to build their tooling using their preferred languages. InfoQ looks at HTML/Javascript based Cloud9 IDE and JRuby and SWT based RedCar.

Mobile Ruby Roundup: Rhodes 2.0 now MIT Licensed, JRuby on Android with Ruboto

by Werner Schuster on  Jul 04, 2010

Mobile Ruby developers get a new version of Rhodes: the 2.0 release brings many new features, and also puts the framework under the MIT license. іPhone developers will be glad to hear Rhodes apps are being accepted into the AppStore. Also: Android developers and users can use JRuby with Ruboto and Ruboto-IRB.

JRuby Roundup: 1.5.1, Google App Engine, Native Extensions

by Werner Schuster on  Jun 30, 2010

JRuby on Google App Engine has come a long way, recently with improvements in JRuby 1.5.1. Also: work on native extension support in Ruby Summer of Code.

Whither the GlassFish Gem? Alternatives for Deploying JRuby Web Applications

by Paul Blair on  Apr 21, 2010

When Oracle released its GlassFish roadmap, a notable absence was the GlassFish gem. This gem-based server for Rails, Merb, and Sinatra applications has become a common deployment option for the JRuby platform and has been widely recommended to the JRuby community. The gem allows Rails users running in multithreaded mode to take advantage of the JVM by running multiple threads per server instance.

Maven, Ant, Rake: JRuby 1.5 Enhances Configuration Management

by Paul Blair on  Apr 12, 2010

With its upcoming 1.5 release, anticipated at the end of April, the JRuby project is continuing to improve interoperability between Java and Ruby by providing integration with Maven, Ant and Rake. Ruby developers will be able to take greater advantage of strengths of the Java platform, while Java developers will find more reasons to mix Ruby tools into their existing projects.

Engine Yard Introduces Commercial JRuby Support

by Mirko Stocker on  Apr 04, 2010

Engine Yard, the employer of most of JRuby's core team, started offering commercial support for JRuby this week.

JRuby Roundup: JRuby-Prof Allows Fast Profiling, JRuby::Synchronized for Automatic Synchronization

by Werner Schuster on  Mar 24, 2010 1

JRuby-Prof is a new, low overhead profiler for JRuby which, unlike plain Java profilers, will generate clear, Ruby-specific reports. A new feature in JRuby is JRuby::Synchronized, a module that, when extended, will make all methods of a class synchronized.

First Rails 3 Beta Released

by Mirko Stocker on  Feb 18, 2010

The first beta of Rails 3 is available. Rails 3 is a major rewrite of the codebase bringing with it stable APIs and design decisions inspired by Merb, cleaner internals, performance improvements and much more. InfoQ takes a look at the changes in Rails 3, and on which Ruby implementations it runs.

Ruby in Steel 1.5 Released, Drops IronRuby Support

by Mirko Stocker on  Feb 08, 2010 1

SapphireSteel Software, the developers of the Visual Studio based Ruby in Steel IDE have just released version 1.5. Among many improvements, they also dropped support for IronRuby.

Maven and JRuby Roundup: Maven_gem Brings Maven Libs to RubyGems, GemCutter Inspires JavaGems

by Mirko Stocker on  Dec 18, 2009 1

JRuby's Charles Nutter is making Maven artifacts installable as RubyGems. An alternative to using Maven is JavaGems, built on RubyGems, Bundler and Gemcutter to make it easier to install libraries for Scala, Clojure and other JVM languages. Also, JRuby gets the ability to generate real Java classes.

JRuby's New IR Paves the Way for Future Performance Improvements

by Mirko Stocker on  Nov 24, 2009

A new intermediate representation (IR) for JRuby code enables many optimizations and could bring the next performance boost. InfoQ talked to Subbu Sastry who works on the IR.

Duby and Surinx, an Interview With Charles Nutter

by Mirko Stocker on  Nov 15, 2009 4

Charles Nutter talks about his two new languages for the JVM: Duby and its dynamic cousin Surinx.

JRuby Roundup: JRuby 1.4 Final Released, New Windows Native Launcher, HPricot 0.8.2

by Werner Schuster on  Nov 06, 2009

The final release of JRuby 1.4 is now available, with many performance, Java integration and other improvements. It also adds a native launcher for Windows, which works around some problems with the BAT-based launcher. Also: the Hpricot 0.8.2 release fixes problems with Hpricot on JRuby.

NewRelic RPM 2 Adds Java Support for Performance Monitoring

by Werner Schuster on  Oct 19, 2009 1

NewRelic just released RPM 2, the latest version of their performance monitoring software. RPM, which is available as SaaS (Software as a Service) now supports monitoring Java web/JEE applications as well as Ruby on Rails applications. We talked to NewRelic's Lew Cirne about the new release.

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