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 ...

In of this three-part series introducing design patterns, I referred to Design Patterns: Elements of Reusable Object-Oriented Design. This classic was written by Erich Gamma, Richard Helm, Ralph ...

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 ActionListener ...

Twenty-three years ago, in his Design Principles and Design Patterns article, Robert "Uncle Bob" Martin boiled down the Liskov substitution principle to the idea that "derived classes should be ...

Iconoclastically, Bien claims that most of the established J2EE and Gang of Four (GoF) patterns are no longer relevant for today's enterprise developers. He advocates for a continuous development ...