How to download and setup null
Open terminal and run command
git clone https://github.com/guregu/null.git
git clone is used to create a copy or clone of null repositories.
You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with null https://github.com/guregu/null/archive/master.zip
Or simply clone null with SSH
[email protected]:guregu/null.git