!**/ gitignore code example

Example 1: .gitignore

node_modules
.DS_Store
.env

Example 2: gitignore folder

in .gitignore:
	folder/

Example 3: what to add to gitignore

Look at this awesome site!
https://www.toptal.com/developers/gitignore
Generates a gitignore for you, based on the technologies you're using