Download the source code for example applications in this tutorial. Created by Jeff Friesen. We’ll look at each of these methods and how you can use them to perform special tasks in the context of ...

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 ...

If you're not familiar with object-oriented programming, some of the concepts can be hard to understand, especially if you're a longtime procedural language programmer. Follow along as we take a look ...

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 ...

Extension methods provide a great way for extending a class functionality -- but it's interfaces that let you use those methods anywhere you want. Extension methods let you add functionality to an ...

This article proposes an object-oriented analysis (OOA) technique based on the unified modeling language (UML). The technique emphasizes its OOA process, that is composed of the following activities: ...