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.

It includes the latest features available in Java 8 along with examples and explanation in terms of comments.

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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: ...

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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.

Why does Java's standard class library contain empty interfaces like Cloneable and Serializable? Find out why in this sixth installment in the "Object-oriented language basics" series. You'll also ...