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, ...

Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

Editor's Note: This article is excerpted from Chapter 12, "Class Designer," of Jeff Levinson and David Nelson's book, Pro Visual Studio 2005 Team System, with permission from Apress [2005, ISBN: ...

Classic programming books continue guiding developers in object-oriented design.Design patterns, refactoring methods, and ...

It's not good enough to simply write code that works. That code must be easily maintained, enhanced and debugged when problems happen. One of the reasons why object-oriented programming is so popular ...

While you can create classes that contain their own validation code, there are scenarios where it makes sense to separate validation code from the properties it validates using DataAnnotations. In a ...