Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods.

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Here's everything you need to know about initializing Java classes and objects before executing them in the JVM.

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.

There is a reason why Java method modifiers exist. If you call public methods internally and don't understand why, your developers could face major class issues.