Simple Python Http Server

Serves up files in the current directory.

Python 3
python3 -m http.server
or
python3 -m http.server 8080

Python 2
python -m SimpleHTTPServer
or 
python -m SimpleHTTPServer 8080

Source:
http://www.reddit.com/r/Python/comments/2ysd91/what_are_some_nifty_python_snippets_that_you_have/