The more familiar you are with Object and its methods, the more you can do with your Java programs.

Here's how to make classes, fields, methods, constructors, and objects work together in your Java programs.

Reference objects aren't just useful when memory is at a premium; they can also be used to provide slick caching abilities to any application.

Learn how Remote Method Invocation (RMI), an application programming interface for Java, preserves the object model and its advantages across a network.

Hiding Java method deprecation problems There are plenty of deprecated methods in Java, and there’s nothing stopping you from calling them. Sure, a yellow yield sign might appear in the line-number ...