Can have private methods with the implementation (introduced in Java 9). Can have any kind of methods. Let’s explore the main differences between interfaces and abstract classes with a Java code ...

Marker Interfaces or Null interface in Java are special type of interfaces in character as they have no methods declared in them which means that if any classes implementing these interfaces don't ...

If you want to master functional programming, the best place to start is with the Java Function interface. This example will show you four different ways to implement this functional interface in your ...

Abstract: Statechart, which is one of the important diagrams ... new approach to implement statecharts using Java enums. Each state is represented as an enum-value. The whole statechart behavior is ...