DESCRIPTION Aptitude package system
Aptitude is a text-based interface to the Debian GNU/Linux package system.
It allows the user to view the list of packages and to perform package management tasks such as installing, upgrading, and removing packages. Actions may be performed from a visual interface or from the command-line.
shibu@shibu-laptop:~$ aptitude --help aptitude 0.4.6.1
Usage: aptitude [-S fname] [-u|-i] aptitude [options] <action> ... Actions (if none is specified, aptitude will enter interactive mode): install - Install/upgrade packages remove - Remove packages purge - Remove packages and their configuration files hold - Place packages on hold unhold - Cancel a hold command for a package markauto - Mark packages as having been automatically installed unmarkauto - Mark packages as having been manually installed forbid-version - Forbid aptitude from upgrading to a specific package version. update - Download lists of new/upgradable packages safe-upgrade - Perform a safe upgrade full-upgrade - Perform an upgrade, possibly installing and removing packages forget-new - Forget what packages are "new" search - Search for a package by name and/or expression show - Display detailed information about a package clean - Erase downloaded package files autoclean - Erase old downloaded package files changelog - View a package's changelog download - Download the .deb file for a package reinstall - Download and (possibly) reinstall a currently installed package Options: -h This help text -s Simulate actions, but do not actually perform them. -d Only download packages, do not install or remove anything. -P Always prompt for confirmation or actions -y Assume that the answer to simple yes/no questions is 'yes' -F format Specify a format for displaying search results; see the manual -O order Specify how search results should be sorted; see the manual -w width Specify the display width for formatting search results -f Aggressively try to fix broken packages. -V Show which versions of packages are to be installed. -D Show the dependencies of automatically changed packages. -Z Show the change in installed size of each package. -v Display extra information. (may be supplied multiple times) -t [release] Set the release from which packages should be installed -q In command-line mode, suppress the incremental progress indicators. -o key=val Directly set the configuration option named 'key' --with(out)-recommends Specify whether or not to treat recommends as strong dependencies -S fname Read the aptitude extended status info from fname. -u Download new package lists on startup. -i Perform an install run on startup. This aptitude does not have Super Cow Powers.