zarjazc@PL998794-VPCEL22FX:~$ apt-get install gimp
E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied)
E: Unable to lock the administration directory (/var/lib/dpkg/), are you root?
zarjazc@PL998794-VPCEL22FX:~$
That's what I get when I try to install gimp 2.8 from the website using the terminal code. The software center only has the 2.6 version