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 ...

javac *.java When you compile a class whose method contains a local class, the compiler creates a class file for the local class whose name consists of its enclosing class’s name, a dollar-sign ...

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Java’s main function. Java’s main method is composed of six terms — three reserved words, the main method name, a reference type and a variable name: public – Java’s main function requires a public ...

Sealed classes make Java an even more powerful and expressive language and set the stage for even more sophisticated techniques such as pattern matching, which we'll explore in a subsequent article. A ...