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

Benefits of unnamed classes and instance main methods Instance main methods and unnamed classes, coming in Java 21, will forever change how developers learn Java and bootstrap applications. Why? They ...

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.

Last time, in ”Transitioning into object-oriented programming using Java,” we learned that for a programming language to be truly object-oriented, it should support information hiding ...