October 7, 2014
When running an
aptitude purge <package>, unlike with
package’s configuration files will also be purged.
However, while in both cases the unneeded dependencies are removed,
they’re not recursively purged when using
purge. This results in all
<package> dependencies configuration files remaining on the system
(and there can be a lot if you install recommendations and suggestions,
which is the default).
While I don’t know a way to make
purge recursively purge the
dependencies configuration files, you can run
aptitude purge '~c' to
remove the configuration files of all previously removed (but not
See also aptitude search patterns for all the neat stuff you can use in aptitude queries!