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 ...

The IComparable interface lets you create objects that know how to sort themselves correctly. This interface also provides an example of a high-level strategy for building and extending your classes.

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 ...

You can write some complicated code to ensure that you don't create any object until you absolutely need it. Or you can use the Lazy object...at least some of the time. Sometimes your application ...

When PowerShell was introduced in 2006, it was created to be a replacement for an old command line and obscure batch files and VBscript scripts. It was meant to be a scripting language for system ...