Interested in Java functional programming? The first place you need to start, especially if you use the Streams API, is with this Java Function interface example.

Here’s an example of how a Function and lambda expression work together: Function<Integer, String> verboseLambda = (Integer x)-> { return Integer. toString (x*x); }; System.

Learn about serialization in Java with our comprehensive tutorial. We provide examples to help you understand how serialization works.

In the above example, we already briefly explored a simpler way to use the ArrayList. Now, let’s explore this concept a bit further by seeing how the List interface is declared: ...