In this Java 101 tutorial, I’ve explained how interfaces differ from classes, and showed you how to declare, implement, and extend interfaces in your Java programs.

This is an in-depth java tutorial for beginners. Learn what Java is, how to get started, and how to build basic apps using key concepts! Java tutorial for beginners: Write a simple app with no ...

With a basic understanding of these functional interfaces, you can easily master the other 35 or so functions because the remainder simply build on these five concepts. Just look at the various ...

It's very easy to create simple yet elegant custom vector user interface elements in JavaFX 1.0 by means of simple compositions of basic shapes. The above example consists entirely of compositions ...