In the same manner that Matz Ruby has C extensions, JRuby has Java extensions. Even though JRuby lets you use existing Java classes directly from Ruby you may still want to write a pure Java extension. This could be to have a higher performing ruby class or to make an …
The discussion about JRuby has for a long time been focused on “Bringing Ruby to the Java World” – but no longer! With the release of “jruby-jars” – a gem containing a runnable version of JRuby available to any platform – the conversation has shifted. We’ll look at how akephalos …
One major benefit of JRuby is the ability to import Java classes and use them as if they were POROs (Plain Old Ruby Objects). This feature makes Java fun again. You can pull in legacy code and sculpt an API which fits nicely into your Ruby code. You can even …
Today writing portable Web applications that can use the power of the Comet technique is almost impossible: Tomcat, Jetty, and Grizzly/GlassFish application server all have their own set of private APIs. Atmosphere leverages and builds on Project Jersey and the Java API for RESTful Web Services (JAX-RS). Jersey is the …
Mark Ranallo will give an introduction to using JRuby in conjunction with the Android Scripting Environment. Bonus content: download the slides from this talk. http://sdruby.org/podcast/78
JRuby has become popular for deploying Rails and other web frameworks, but it is also helping to expand the Ruby world beyond Rails. JRuby is everywhere, bringing Ruby to new users and new domains every day. In this session, we’ll show many other examples of JRuby, from mobile devices to …
