Welcome back to this two-part tutorial introducing functional programming in a Java context. In Functional programming for Java developers, Part 1, I used JavaScript examples to get you started ...

Java Supplier interface tutorial. As you can see, the code for the class that implements Java’s Supplier interface is fairly simple. The only requirements are the class declaration and the ...

“Functional Programming in Java” is a new book written to help readers get on top of the new, essential Java 8 language features and the functional style that will change and improve your code. It’s a ...

Java is an object-oriented programming language. To create objects and meaningfully initialize them, a developer must use a Java constructor. Constructors are a critical part of software development ...

But no. Functional programming isn’t what it isn’t. Functional programmers aren’t ascetics. Haskell is not a “bondage and discipline” language. (If I’m into both, it’s just a ...

In addition to touring Java 8’s functional programming capabilities, the second half of this tutorial will help you begin to think functionally, by converting an example of object-oriented Java ...