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

The Java tutorial Java 101: Classes and objects in Java introduces the fundamentals of Java classes and objects, including how to declare classes, describe attributes via fields, describe ...

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.

Do you have a single class in your Java design that does too much and knows too much? If so, you've fallen into the God object antipattern. Here's a look at how to refactor your God object and ...

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 ...

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.