The Java Function interface is quite simple. It takes a single Java object as an argument, and returns a single Java object when the method concludes. Any method you can conjure up takes an object and ...

Consumer vs Supplier interfaces Java’s functional supplier interface can be used any time a function needs to generate a result without any data passed into it. Now, contrast that with Java’s ...

The Java virtual machine is a program whose purpose is to execute other programs. It’s a simple idea that also stands as one of our greatest examples of coding kung fu.