Learn when and how to use default methods in interfaces. Discover when to declare a static method in an interface. We have seen interfaces so far use abstract methods. Like the Swimmable interface ...

In this post, we will learn how to call a method in Java. This is a useful “chunk” of code that you can call from anywhere else in your program, thus preventing you from needing to write out ...

You’ll also learn how the interface has evolved in Java 8, with the addition of default and static methods, and in Java 9 with the new private methods. These additions make interfaces more ...

Method references are a shorthand way to write lambda expressions that call a single method. Rather than implementing a method in a functional interface, a method reference simply points to an ...