Here's the easiest way to install Java on Ubuntu with apt. Follow these steps and you'll get the JDK installed in no time, and be ready to use your Java on Ubuntu setup right away.

If you still need Java 6 for Web applets after installing Apple's latest updates, there is a way to restore it and override Apple's preference for the use of Oracle's Java 7.

There are three simple ways to set JAVA_HOME in Windows. This tutorial shows you how to do it manually, from the command line and through the installer.

Jack Wallen walks you through the process of deploying the open-source GlassFish Java Application server on the latest release of Ubuntu Server.

While Apple's Java Preferences utility can be restored from a Time Machine backup and used to configure any installed runtimes, this shouldn't be necessary. In short, if you have OS X 10.7 or ...