ubuntu10.04 Add to remove PPA source increased PPA resources, the future version of what will be downloaded from Launchpad, in the domestic visit launchpad slower than the tortoise
Ubuntu, PPA represents an unstable version of the release, like early adopters will generally join a lot of PPA source.
Personal Package Archives, a personal package archive, an Ubuntu Launchpad website provides a source service that allows individual users to upload software source code, compile through launchpad and publish it as a 2-pack, as apt/ The new source is for other users to download and update.
For more information on PPA, refer to Https://help.launchpad.net/Packaging/PPA
Describes two commands for adding and removing PPA sources
Add a PPA source
sudo add-apt-repository ppa:user/ppa-name
If installing fetion, add PPA source
sudo apt-add-repository Ppa:happyaron/ppa
sudo apt-get update
sudo apt-get install openfetion
Delete a PPA source
sudo add-apt-repository-r ppa:user/ppa-name
sudo add-apt-repository-r ppa:cairo-dock-team/weekly/ubuntu turn; http://blog.csdn.net/zbunix/article/details/8867577
Linux Ubuntu PPA Source