Community driven content discussing all aspects of software development from DevOps to design patterns. If you want to master functional programming, the best place to start is with the Java Function ...

Using the wrong design pattern for a use case can make your code more complicated, not less. The Command pattern in the JDK We can find many examples of the Command pattern in the Java Development ...

Structural Patterns: These design patterns concern class and object composition. The concept of inheritance is used to build interfaces and define ways to compose objects to obtain new ...

The book contains a catalog of twenty advanced EJB patterns and provides strategies for mapping application requirements to patterns-driven design, J2EE development best practices, and a collection of ...

The Observable design pattern is used in many important Java APIs. One well-known example is a JButton that uses the ActionListener API to execute an action. In this example, we have an ...