The Java language and virtual machine are almost two decades old, and while most developers would recognize the old and new models of Java as being related, there's no question that Java has changed ...

The Resurgence of Functional Programming track at QCon Plus featured several experts describing how functional programming makes developing software a joyful experience. They also told why and how ...

The functional Predicate interface gets used extensively by the Java 8 Streams API. Any developer who wants to master functional programming in Java will need to be comfortable with the Predicate ...

Functional programming is a significant paradigm shift in the software world over the past 10 years. Slowly but surely, it has moved from a niche feature of a few uncommonly used languages to a ...

This article looks at the concepts behind functional programming and offers a practical understanding with examples in JavaScript and Java. Functional programming defined ...

You see, we don’t get functional programming by starting with an imperative language and cutting off its legs. A purely functional subset of Java or C or Python would be miserable little languages.

In Functional programming for Java developers, Part 1, I used JavaScript examples to get you started with five functional programming techniques: pure functions, higher-order functions, lazy ...

Lambda expressions are lightweight, highly concise anonymous methods backed by functional interfaces in Java 8. You can use them to leap forward into a whole new world of programming in Java. With ...