Developers who create a runnable Java class, be it for a ‘Hello World’ demonstration or to kick off a fully featured enterprise application, will enjoy the following technical benefits when using ...

How to Assign Random Numbers to an Array in Java. Java has a "Random" class that lets you generate a random number you use to implement calculations in your Java source code.

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.

The Java "Random" class lets you generate a random number for your Java apps. You use this number generator to randomize images shown in your apps.

Java would become easier for students to learn under a proposal to introduce flexible main methods and anonymous main classes to the language.