Learn how to create and use an interface in C, which is a way of defining a set of functions that a struct must implement to achieve polymorphism.

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs.

If you want to master functional programming, the best place to start is with the Java Function interface. This example will show you four different ways to implement this functional interface in your ...