Create packages, import packaged classes and interfaces into your programs, move packages, and encapsulate them in jar files.

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 ...

They are regular Java interfaces that comply with all of the traditional rules of syntax. However, they also work with lambda expressions, which is where functional interfaces really shine. Here is ...

To create a Stack instance and validate the assertions defined, you need to implement the Stack interface. Listing 2 shows Java class StackImpl , which implements the Stack interface.