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 ...

¹ One of the “functional programming myths” I wrote about before is that “functional programming” is well-defined. It isn’t, and, even if we gave it a definition, the name would be a ...

Our summate function above is a pure function, so it is a candidate for memoization. The steps we’re going to take to memoize a function look like this: When a function is called, look at the ...

In functional programming, this is a big no-no. Mutations are considered a nasty side-effect that should be avoided. The issues that arise from mutation typically have to do with assumptions about ...

What is something you wish you knew when you first started functional programming? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and ...

Functional programming has “increased our reliability in a really big way,” said Adam Ernst, an engineer based at Facebook’s New York office, who oversaw the effort to rebuild the News Feed ...