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 gives a tour of some of the most essential functional programming operations in Java collections, using the built-in lambda features of Java 8 and later.

Functions are deterministic In functional programming, given a particular set of inputs, a function always returns the same set of outputs. For example, the following function writing in Clojure is ...