Apt Pinning - Mix & Match Packages From Different Branches - Ubuntu 10.10

Published: 14 January 2011
on channel: gotbletu

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Pinning is a process that allows you to remain on a stable release of Ubuntu (or any other debian system) while grabbing packages from a more recent version.

Commands Used:

1) Add in repos:
sudo gedit /etc/apt/sources.list

Example1:
deb http://us.archive.ubuntu.com/ubuntu/ karmic main restricted universe multiverse
deb http://packages.geexbox.org/ karmic main

2) Change Cache limit: 1000000 = 1MB, Use to avoid 'out of room' error
sudo gedit /etc/apt/apt.conf.d/99cache

Example2:
APT::Cache-Limit "125000000";

3) Pinning
sudo gedit /etc/apt/preferences

Example3:

Package: *
Pin: release a = maverick
Pin-Priority: 800
Package: *
Pin: release a = karmic
Pin-Priority: 600

4) Set Default Distro Version
sudo gedit /etc/apt/apt.conf

Example4:
APT::Default-Release "maverick";

5) Update
sudo apt-get update

6) Install using either apt-get or aptitude

Sample1:
sudo apt-get install package/karmic

Sample2:
sudo apt-get install package -t karmic

Source List Generator
http://repogen.simplylinux.ch/

More on Pinning
https://help.ubuntu.com/community/Pin...
http://jaqque.sbih.org/kplug/apt-pinn...
http://edin.no-ip.com/content/fast-an...

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