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 ...

Here's what you need to know about object-oriented programming with classes, methods, objects, and interfaces, with examples in Java, Python, and TypeScript. Object-oriented programming (OOP) is ...

First-class objects are unique: when a PersistentManager (defined below) instantiates one into memory, that same PersistentManager manages an instance representing that first-class object, though ...

The Prototype Pattern involves cloning objects. Learn how to create both deep and shallow clones for instances in your program where creating a new object won't work. The Prototype Pattern is a common ...

Creating a new form in C# is fairly simple, thanks to the Form class. But what about referencing an existing one? Step through this sample code and see how it's done. Much of the time in the real ...