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

Here's what you need to know about object-oriented programming with classes, methods, objects, and interfaces, with examples in Java, Python, and TypeScript.

What does object-oriented programming actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

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

Most Android developers will use Java to write their apps. Java is an object oriented programming language. But what precisely does that mean?

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.

While most students pick up algorithmic approaches to programming fairly easily, many struggle to get their heads around the idea of object-orientation.

What is a Java string? 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 ...