In a previous Java 101 tutorial, you learned how to better organize your code by declaring reference types (also known as classes and interfaces) as members of other reference types and blocks. I also ...

As an alternative to rewriting the same code, many software development environments provide a library tool that organizes frequently used code. Once developers finish debugging some reusable code, ...

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Not open for further replies. public void f() { System.out.println("ImplementInterface.f"); } public void g() { System.out.println("ImplementInterface.g"); } public ...