The only cheat sheet you need

      _                _         _    __                                        
  ___| |__   ___  __ _| |_   ___| |__ \ \     
 / __| '_ \ / _ \/ _` | __| / __| '_ \ \ \       
| (__| | | |  __/ (_| | |_ _\__ \ | | |/ /   
 \___|_| |_|\___|\__,_|\__(_)___/_| |_/_/ 

The only cheat sheet you need
Unified access to the best
community driven documentation
repositories of the world

https://cht.sh/

Examples:

curl chs.sh/:help
curl chs.sh/:intro
curl cht.sh/bash+while+loop

There is also a client script with ZSH Tab completion and more.