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 strings are created and manipulated through the string class. Once created, a string is immutable -- its value cannot be changed. A string is sequence of characters. A class is a user-defined ...

When no explicitly defined constructors exist, Java's virtual machine makes object creation possible by providing a default constructor to developers who want to create instances of the class in their ...