I have blogged previously on using simple remote access of GlassFish via JMX. In this blog posting, I will look briefly at how jmx4r makes this very easy to do from JRuby. With the jmx4r gem ...

Logging and exception handling are like two peas in a pod. When a problem happens in your Java code, that typically means you have an exception that needs to be ...

When you’re trying to analyze why a program failed, a very valuable piece of information is what the program was actually doing when it failed. In many cases, this can be determined with a stack trace ...