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 ...

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 ...

An abstract class is a template definition of methods and variables in a specific class, or category of objects. In programming, objects are units of code, and each object is made into a generic class ...

I'm a big fan of domain driven design. One of the key concepts of that approach are what are called value objects: objects that are considered identical because they have the same values in their ...

jQuery: How to get objects by ID, Class, Tag, and Attribute Your email has been sent Ryan Boudreaux continues his tutorial on getting acquainted with jQuery by showing you how to get objects by ID and ...