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 ...

Most Java developers who come from a C/C++ background have probably at one time wished for a Java equivalent of sizeof() .

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, 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.

Loitering Objects and Java Framework Design By Leonard Slipp February 5, 2001 ONE OF THE key objectives early in the design of Java was to create an environment that eliminated the memory management ...

The Java Iterator is an all-purpose interface that simplifies looping through a collection of objects. Java's ListIterator provides all the functionality of the Iterator interface, with four ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...