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 ...

In a previous Java 101 tutorial, you learned how to better organize your code by declaring reference types (also known as classes and interfaces) as members of other reference types and blocks.

This post introduces the basics of Java syntax so that you can better start to understand what all those lines do. Developing good practices now will save you a lot of trouble as an Android ...

A method might accept a specific type and its subclasses, but you want to restrict usage to a select few implementations of your own design. Java's open inheritance model can feel like an open ...

Java employs its own binary serialization stream protocol. Serialization is achieved through a combination of the ObjectOutputStream and ObjectInputStream classes, and the implementation of marker ...

The Insider (Pre-release) version of the pack introduces a new feature, "Rewrite with new Java syntax," which leverages GitHub Copilot, for which a license is needed to use the new functionality.