cheat

sudo apt-get install python-pip

sudo apt-get install git (Debian-based system)

sudo pip install docopt pygments
git clone https://github.com/chrisallenlane/cheat.git
cd cheat
sudo python setup.py install

wget https://github.com/chrisallenlane/cheat/raw/master/cheat/autocompletion/cheat.bash

sudo cp cheat.bash /etc/bash_completion.d/