Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching in ...

Once a developer finishes writing code and it works, it can feel like the job is done. It is not. The job is over when the code is refactored and cleaned up. Developers inevitably work to a deadline ...

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 ...