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

Instances are the actual objects that you create from the blueprint you design in the class definition.

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.

If you want to master functional programming, the best place to start is with the Java Function interface. This example will show you four different ways to implement this functional interface in your ...