Debian Administration: Cleaning up a Debian GNU/Linux system

“You arrive at a Debian GNU/Linux server which has some history
of neglection. Let’s suppose someone else neglected it but if your
new-year resolution is to stop neglecting your beloved server, this
applies as well.

“One form of neglection is to install, install, install and
never un-install any package. The common utility to perform
installation and un-installation of packages is apt-get which adds
to the problem because it doesn’t have automatic removal of
non-needed dependences…”


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