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JRuby, Rails, and Jetty – Where Are my Assets?

Chasing down issues with static asset serving in Rails 4 under JRuby and Jetty. Where have my images and CSS gone?

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Using OpenSAML from JRuby

Rails may not be the right tool for every job, but combined with the huge ecosystem of mature Java libraries, it can be a powerful tool.

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Using Bundler with JRuby Complete

How to set up a JRuby project using the jruby-complete.jar using Bundler to manage gem dependencies.

jRuby

Experimenting with Clojure’s PersistentHashMap in JRuby

I benchmarked some tests run in JRuby that compare the Hamsterdam library using Hamster's immutable Hashes vs Clojure's PeristentHashMap, plus some gotchas.

jRuby

JRuby and vlcj – A Simple Full-Screen Media Player

A simple JRuby script showing how to use the vlcj library to playback video full screen on a Linux machine.

jRuby

JrSerialPort: Connect to a Serial Port in JRuby via RXTX

Simple but effective JRuby code that simplifies the use of RXTX for basic serial port communications, with sample terminal.

jRuby

Preventing JRuby Concurrency Errors with Hamster

How using Hamster's efficient, immutable, thread-safe collections can prevent ConcurrencyError exceptions in JRuby.

jRuby

Migrating Your JRuby Rails App Using warbler-exec

Using warbler-exec, we can use the .war file itself to run the migrations without needing to transfer another copy of the rails app for this purpose.

jRuby

Be Aware of jruby.launch.inproc

Heads up for those not aware: it's not hard to get burned when you're executing other Ruby processes from within a JRuby process.

jRuby

Bundle Your Torquebox Gems for Production

We recently decided to try Torquebox for a JRuby on Rails app we’re working on.

jRuby

Toolsmithing Java with JRuby

jRuby

Easy Data Visualization with JFreeChart

The next time you’re looking to visualize data in your JRuby or Java application, don’t overlook JFreeChart.

jRuby

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