We discuss some of the most common design patterns in Java and how they can help you solve common coding issues. Learn more. A design pattern is a well-established and documented solution to a common ...

This article discusses the strength and weakness of applying Dependency Injection (DI) with a variant of Abstract Factory design pattern. This approach is especially suitable for such scenarios as ...

One of our biggest challenges as software developers is organizing our code so that it is easier to extend and maintain. The Command pattern helps us do that by encapsulating all the data required to ...

Design symmetry means that if one method causes an effect, the logically opposite method should cause the opposite effect. In this Java tip, David Petersheim discusses why this can be a subtle point, ...