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 ...

With each new Java platform release, the stewards of the language always include a few new preview features that can be toyed with only if a developer knows how to unlock the capabilities at runtime.

Nested classes are classes that are declared as members of other classes or scopes. Nesting classes is one way to better organize your code. For example, say you have a non-nested class (also known as ...