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 ...
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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 ...
A common, but mostly unconscious habit of software developers when theyface a problem is to break it down into its constituent elements, lookfor patterns of behavior and activity, and compare them to ...
A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...
The decorator pattern is a good way to add extensibility to an application, as it follows SOLID design principles. Learn how to use it by adding validation logic to a form. The decorator pattern is a ...
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