Skip to content

Instantly share code, notes, and snippets.

View Applied-FP-with-Scala.md

Applied Functional Programming with Scala - Notes

Copyright © 2016-2018 Fantasyland Institute of Learning. All rights reserved.

1. Mastering Functions

A function is a mapping from one set, called a domain, to another set, called the codomain. A function associates every element in the domain with exactly one element in the codomain. In Scala, both domain and codomain are types.

val square : Int => Int = x => x * x
View install-imgcat.sh
sudo curl -o /usr/local/bin/imgcat -O https://raw.githubusercontent.com/gnachman/iTerm2/master/tests/imgcat && sudo chmod +x /usr/local/bin/imgcat
# If you have a better way to fix the permissions, comment below!