The functional programming paradigm, which has been around for decades, has never gone out of style. In this two-part series, we look at Microsoft's implementation, Visual F#.

Rewrite object-oriented code using functional techniques. Get started with lambdas, method references, functional interfaces, and the Streams API in Java Welcome back to this two-part tutorial ...

If you find this kind of odd, you’re not alone: while functional programming aims at eliminating side effects completely, object-oriented programming tries to keep them inside objects.

Functional programming languages can have objects, but generally those objects are immutable — either arguments or return values to functions.

What does functional programming actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

What is something you wish you knew when you first started functional programming? This question was originally answered on Quora by Tikhon Jelvis.

Java is transitioning into a functional programming language, introducing direct support for cloud computing and returning to its embedded-device roots, all at the same time. Already the world's most ...

Scala is an easy transition for those familiar with Java and object-oriented programming. But if you want to learn the basics of functional programming, Scheme is hands-down the best.

OCaml is another popular functional programming language that also supports imperative and object-oriented languages. This allows it to be used by developers more familiar with non-functional ...