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

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 call a method in Java. Learn how to define methods, call them from other classes, and pass arguments!

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.