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 ...

It seems that the descriptor goal of "maven-plugin-plugin" version 3.3 is failing with java 8 and an interface with a default method. [ERROR] Failed to execute goal ...

A common conflict between abstract methods and default methods in Java arises when a class inherits an abstract method from a superclass or superinterface and also a default method with the same ...

While it seems so basic that it wouldn't require a mention, there's a basic and often violated software design principle pertaining to Java method modifiers that is in need of explanation. A public ...