Happstack: Some Haskell Introduction

Haskell

Haskell is the system that the web application framework Happstack is based on. As an advanced purely-functional programming language, it could be quite a challenge for those with minimal experience with declarative, statically typed code. Below are some excellent resources to help you get the ball rolling on learning Haskell.

Learn You a Haskell for Great Good

http://learnyouahaskell.com/

CIS 194: Introduction to Haskell

http://www.seas.upenn.edu/~cis194/lectures.html

Real World Haskell

http://book.realworldhaskell.org/

Finally, the official tutorial on Haskell by the creators, providing a comprehensive list of resources out there: https://wiki.haskell.org/Tutorials

Hoogle

Paste expressions and keywords to figure out what they mean

For example, try searching (a -> b) -> [a] -> [b]