Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and interfaces ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of a lambda expression in Java is to implement a single method. All Java methods have ...

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. I also ...

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 ...

The most significant addition to the Java language since Sun Microsystems rewrote the collections API for Java 5 is the introduction of Java records. Java records address two significant pain points ...