Sublime-Text installation at Ubuntu

For Sublime-Text-2:

sudo add-apt-repository ppa:webupd8team/sublime-text-2
sudo apt-get update
sudo apt-get install sublime-text

For Sublime-Text-3:

sudo add-apt-repository ppa:webupd8team/sublime-text-3
sudo apt-get update
sudo apt-get install sublime-text-installer

Install Manually via Terminal:

Download from the Sublime Site:

32-bit:

wget http://c758482.r82.cf2.rackcdn.com/Sublime\ Text\ 2.0.2.tar.bz2
tar vxjf Sublime\ Text\ 2.0.2.tar.bz2

64-bit:

wget http://c758482.r82.cf2.rackcdn.com/Sublime\ Text\ 2.0.2\ x64.tar.bz2
tar vxjf Sublime\ Text\ 2.0.2\ x64.tar.bz2

For Both:

sudo mv Sublime\ Text\ 2 /opt/
sudo ln -s /opt/Sublime\ Text\ 2/sublime_text /usr/bin/sublime