JRuby documentation for integrating with Java is currently a bit thin on the ground. So here's a short summary on how you handle Java exceptions in a Ruby world... with uncategorizedhandlingjavaexceptionsjruby
InfoQ A Look at Common Performance Problems in Rails Rails performance expert Dr. Stefan Kaes takes a look at the most common performance issues in your Rails applications and what to do about them. Advice is given regarding benchmarking, choosing a session container, caching results of expensive computations, optimizing database queries and working effectively with view helpers. architecturedesigndevelopmentevaluationframeworksmemcacheperformancerailsrubyscalabilityweb with system:unfiledby 3 users