Based on
this and
this I moved my personal cheatsheets to
navi, an interactive cheatsheet tool for the command-line.
Here you can find my cheatsheets
There some other great tools which I sometime use:
cheat is a tool that allows you to create and view interactive cheatsheets on the command-line. [Here][cheat-cheats] you can find [my cheatsheets][cheat-cheats]