Take advantage of the null object pattern in .NET to eliminate the need for null checks and avoid runtime errors in your applications. You might often encounter null reference exceptions in your ...

Get an overview of design patterns, then use what you've learned to evaluate whether the Composite pattern is a good choice for a particular Java use case Numerous strategies have been devised to ...

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 ...

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 ...