Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Java’s standard class library contains several empty interfaces that declare no constants or method signatures. Java uses empty interfaces to tag, that is, mark object classes that are to be ...

The Java Language Specification (JLS) is being updated with a more flexible launch protocol to offer greater flexibility in declaring a program's entry point and to allow instance main methods.

There is a reason why Java method modifiers exist. If you call public methods internally and don't understand why, your developers could face major class issues.