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purge
In history, religion and political science, a purge is a position removal or execution of people who are considered undesirable by those in power from a government, another organization, their team leaders, or society as a whole. A group undertaking such an effort is labeled as purging itself. Purges can be either nonviolent or violent, with the former often resolved by the simple removal of those who have been purged from office, and the latter often resolved by the imprisonment, exile, or murder of those who have been purged.
For cleaning up Ubuntu 12.10 , you can use GUI applications like ubuntu tweak and/or bleachbit and with baobab to check disk space but I prefer to use the terminal.
Here are the commands That I use to save space and clean up all ubuntu 12.10 versions ( Ubuntu, Lubuntu, Xubuntu … )...