Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...

Download the source code for example applications in this tutorial. Created by Jeff Friesen. We’ll look at each of these methods and how you can use them to perform special tasks in the context of ...

A programming language structure wherein the data and their associated processing ("methods") are defined as self-contained entities called "objects." Becoming popular in the early 1990s and the norm ...

It's not good enough to simply write code that works. That code must be easily maintained, enhanced and debugged when problems happen. One of the reasons why object-oriented programming is so popular ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

An abstract class is a template definition of methods and variables in a specific class, or category of objects. In programming, objects are units of code, and each object is made into a generic class ...

Java is one of the most in-demand programming languages in the world and one of the two official programming languages used in Android development (the other being Kotlin). Developers familiar with ...

Java was created over 25 years ago, and it is still one of the most popular programming languages. In this article, I will present an overview of how Java has grown to today's complex system and why ...