This video will show how to completely remove Linux Mint's Cinnamon Desktop from Ubuntu 14.04. The commands you'll ned are listed below
Open a terminal and run these commands one at a time:
sudo apt-get install ppa-purge
sudo ppa-purge ppa:lestcape/cinnamon
sudo apt remove nemo gnome-session-flashback
sudo apt-get autoremove (پاک کردن دسکتاپ سینامون از اوبونتو)
آی-ویدئو