Turn on Redshift with 5700K temperature during day and 3600K at night

Adjust the color temperature of your screen according to your surroundings.
More information: <http://jonls.dk/redshift>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

redshift -t {{5700}}:{{3600}}

click the source code to copy install redshift on any operating system with command-not-found.com