In object technology, a variable used by an instance of a class. It holds data for a particular object. Contrast with class variable. See class. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...

Although the snooze button is probably the most commonly used button on an alarm clock, even a simple AlarmClock class needs a few more features. For instance, you might want to control how long the ...

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 ...

Learn how to use lazy instantiation and eager instantiation in your Java programs. Which approach is better? It depends on the scenario. When instantiating Java objects that are expensive in terms of ...