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.

As Functional Programming: Pure Functions explains, it is possible (and sometimes desirable) to “separate the pure, functional, value based core of your application from an outer, imperative ...

Even though functional programming has been around for over half a century, it has never gained the kind of popularity anywhere near what imperative programming (e.g. C, Java) achieved.

"Functional programming languages don't have side effects," he says. "The computational fabric is inherently parallel - if anything you have to do some work to sequentialise it.

A programming language that is based primarily on writing algorithms (functions). The syntax of functional programming (FP) is mathematical, and the languages are used for applications such as ...

More banks and other financial firms are turning to functional programming as an alternative to the dominant approach known as imperative. Advocates of the functional style say it results in code with ...

Java 8 adds functional programming through what are called lambda expressions, which is a simple way of describing a function as some operation on an arbitrary set of supplied variables. All of the ...