InfoWorld

All about Java class loaders

Here's a quick look at the three types of class loaders and everything you need to know to work with them in your Java programs. Java class loaders are a component of the Java virtual machine (JVM) ...
InfoWorld

When to use abstract classes vs. interfaces in Java

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. Abstract classes and ...
InfoQ

Java Feature Spotlight: Sealed Classes

The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...
TheServerSide

How Java instance main methods and unnamed classes work

Community driven content discussing all aspects of software development from DevOps to design patterns. Instance main methods and unnamed classes, coming in Java 21, will forever change how developers ...
TheServerSide

A simple Java Function interface example: Learn Functional programming fast

Community driven content discussing all aspects of software development from DevOps to design patterns. If you want to master functional programming, the best place to start is with the Java Function ...