Visit https://ocharles.org.uk/blog/posts/2013-08-01-getting-started-with-netwire-and-sdl.html
These are taken from the blog post linked above. Run with the following commands:
cabal run challenge01
cabal run challenge02
cabal run challenge03
Vertical movement:
cabal run challenge04
Friction:
cabal run challenge05
Velocity limiting:
cabal run challenge06