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apt-get
Package Management
| Question | Answer |
|---|---|
| Updates /etc/apt/sources.list file with latest info about available packages | update |
| Upgrades all installed packages to latest version | upgrade |
| Show all package dependencies (upgrades to new version) | dist-upgrade |
| install a package using package name | install |
| Remove a package but leaves the configuration files | remove |
| Removes package and configuration files | purge |
| Retrieve the latest version (accesses /etc/apt/sources.list file) | source |
| Checks package for consistency and errors | check |
| Removes unneeded package info files and logs (needed when not using the deselect utility to install packages) | clean |
| Remove packages that can no longer be downloaded | autoclean |
| Download without installing | apt-get -d |
| attempt to fix a computer with unsatisfied dependencies | apt-get install -f apt-get remove -f |
| Show less info | apt-get -q |
| Simulates install only | apt-get -s |
| Yes response to yes/no questions | apt-get -y |
| List of upgraded packages | apt-get -u |
| Front-end to APT - dispalys a list of software packages and allows users to interactively pick packages to install or remove | aptitude |
| Used to convert a non-Debian package to a Debian package | alien |
| Formats supported by alien | slackware (.tgz) Red Hat (.rpm) stampede (.slp) |
| Converts a package to a gzip tar arcive | alien -t |
| Used for searching APT software package cache - collects info of packages and used to search for what available packages are ready for installation | apt-cache |
| list all available packages | apt-cache pknames |
| Find out package name and description of the usftpd package before installing | apt-cache search usftpd |
| check info of a package (version, checksum, installed size, category etc) | apt-cache check |
| Show dependencies for the usftpd package | apt-cache showpkg usftpd |
| Display overall statistics about the cache | apt-cache stats |