Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

Specifically, records, sealed classes, and pattern matching work together to enable easier data-oriented programming in Java.

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.

Developers who create a runnable Java class, be it for a ‘Hello World’ demonstration or to kick off a fully featured enterprise application, will enjoy the following technical benefits when using ...

However, Java 13 does also bring dynamic class-data sharing archives, memory improvements, and a new implementation of the Java sockets application programming interface.

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