$ cat /etc/apt/sources.list
# deb cdrom:[Kubuntu 13.04 _Raring Ringtail_ - Release i386 (20130424)]/ raring main multiverse restricted universe
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://us.archive.ubuntu.com/ubuntu/ vivid main restricted
deb-src http://us.archive.ubuntu.com/ubuntu/ vivid main restricted
## Major bug fix updates produced after the final release of the
## distribution.
deb http://us.archive.ubuntu.com/ubuntu/ vivid-updates main restricted
deb-src http://us.archive.ubuntu.com/ubuntu/ vivid-updates main restricted
## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://us.archive.ubuntu.com/ubuntu/ vivid universe
deb-src http://us.archive.ubuntu.com/ubuntu/ vivid universe
deb http://us.archive.ubuntu.com/ubuntu/ vivid-updates universe
deb-src http://us.archive.ubuntu.com/ubuntu/ vivid-updates universe
## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://us.archive.ubuntu.com/ubuntu/ vivid multiverse
deb-src http://us.archive.ubuntu.com/ubuntu/ vivid multiverse
deb http://us.archive.ubuntu.com/ubuntu/ vivid-updates multiverse
deb-src http://us.archive.ubuntu.com/ubuntu/ vivid-updates multiverse
## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb http://us.archive.ubuntu.com/ubuntu/ vivid-backports main restricted universe multiverse
deb-src http://us.archive.ubuntu.com/ubuntu/ vivid-backports main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu vivid-security main restricted
deb-src http://security.ubuntu.com/ubuntu vivid-security main restricted
deb http://security.ubuntu.com/ubuntu vivid-security universe
deb-src http://security.ubuntu.com/ubuntu vivid-security universe
deb http://security.ubuntu.com/ubuntu vivid-security multiverse
deb-src http://security.ubuntu.com/ubuntu vivid-security multiverse
## Uncomment the following two lines to add software from Canonical's
## 'partner' repository.
## This software is not part of Ubuntu, but is offered by Canonical and the
## respective vendors as a service to Ubuntu users.
# deb http://archive.canonical.com/ubuntu raring partner
# deb-src http://archive.canonical.com/ubuntu raring partner
# deb https://jr:dB4pFW8Mp2phsJXGKbvW@private-ppa.launchpad.net/kubuntu-ninjas/ppa/ubuntu trusty main
# deb-src https://jr:dB4pFW8Mp2phsJXGKbvW@private-ppa.launchpad.net/kubuntu-ninjas/ppa/ubuntu trusty main