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 ...

What's the benefit of making a private constructor and a public getInstance method? I understand why you would make the constructor private: to keep someone from instantiating a class.

To learn Java, you must understand constructors. Because constructors share some characteristics with methods, it is easy for the Java beginner to confuse them. However, constructors and methods ...