It s a tool dedicated for beginner in a new language avoid you to search the syntaxe on the web. Simply ask to the binary cht.sh
what exactly you are searching and cheat.sh will show the code to follow.
For example if you forgot how to open a file, or reverse a list, you can simply use cht.sh
than search web instead.
I let you check the Github : https://github.com/chubin/cheat.sh