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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 ...

Java is one of the mostly widely used languages for all kinds of software development. It continues to play a dominant role in Internet application development. It is well suited for developing ...

This course introduces students to object oriented programming with Java(TM). Basic concepts are introduced early, with a strong focus on classes. Additional topics include event driven (Windows) ...

While it seems so basic that it wouldn't require a mention, there's a basic and often violated software design principle pertaining to Java method modifiers that is in need of explanation. A public ...