Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and ...

Here’s an example ... that multiple inheritance (extending more than one class) can cause code deadlocks. Java’s engineers decided to avoid that. Another difference is that interfaces can ...

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 ...

There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package contains well over 40 different components, but ...