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 ...

If you’ve read my Java 101 tutorial introducing static classes and inner classes, you should be familiar with the basics of working with nested classes in Java code. In this Java tip, you’ll learn ...

As heap utilization approaches 100% and the inevitable OutOfMemoryError threatens to crash the production JVM, DevOps professionals who tend real-time Java ...