In order to add such a feature, you need to understand how Java controls data. Developers use variables in Java to hold data, with all variables having a data type and a name.

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

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.

Excessive object creation can be a huge problem in Java programs. Despite continuing improvements in JVM technology for memory management, the object creation and garbage collection cycle is still ...