Selected Intelligence — Parallel Map in Elixir

This is an example of creating a Parallel Map function in Elixir. It comes from Dave Thomas’ book on Elixir. He describes it as the “Hello, World!” of Elixir. It’s a very impressive thing and I know it’s been commented on before. I wanted to record some of my own thoughts about it. defmodule Parallel do def pmap(collection, fun) do me = self collection |> Enum.map(fn (elem) -> spawn_link fn -> (se