Require code snippets from Gist directly from your Ruby code
gem install require_gist
require "require_gist"
require_gist "371861/ae8eb899fab486c99c423554b19ebdb40e37f021/shell_out.rb", "668ebf9fc9ed9fba98d1f44171cdfcb6dbccf3e3" # http://gist.github.com/371861
Comes with handy Greasemonkey extension. Install extension to generate require snippets like the one above directly on the Gist page.
Caches required Gists per user (in ~/.gist directory), the second argument to
require_gist is the SHA1 of the Gist content, if local copy has different SHA1
LoadError will be raised.