In Java, nested classes are categorized as either static member classes or inner classes. Inner classes are non-static member classes, local classes, or anonymous classes. In this tutorial you ...

It’s a good idea to use an abstract class when you need to implement mutable state. As an example, the Java Collections Framework includes the AbstractList class, which uses the state of variables.

This full Java constructors tutorial quickly provides a deep understanding of this important programming concept. A Java constructor is a special method that lets developers simultaneously create ...

public class HelloWorld { public static void main ... One more easy concept we can introduce in this Java tutorial is how to use methods. This will give you a bit more idea regarding the way ...

The POJO will be serialized and deserialized to and from the local file-system. For this Java serialization tutorial, we will to create a simple Score class. This class will model the score of a ...