Q: When would you create static methods as opposed to instance methods? I understand that static methods allow you to use those methods without having to create an instance of that class, and that ...

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 ...

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 ...

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 ...

Extensible applications allow you to add functionality without rewriting your application: you dynamically select the classes that make up your application at runtime rather than design time. I once ...