Tag Archives: package

Installing a specific package version on Ubuntu

Posted on by
Reply

On Ubuntu and potentially other Debian based distributions, you can check the available versions of a package with the apt show command

apt show -a

Example showing firefox versions

~$ apt show -a firefox
Package: firefox
Version: 87.0+build3-0ubuntu0.20.04.2
Priority: optional
Section: web
Origin: Ubuntu
Maintainer: Ubuntu Mozilla Team <ubuntu-mozillateam@lists.ubuntu.com>
..................
 More information
..................

Package: firefox
Version: 75.0+build3-0ubuntu1
Priority: optional
Section: web
Origin: Ubuntu
Maintainer: Ubuntu Mozilla Team <ubuntu-mozillateam@lists.ubuntu.com>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
..................

To install a specific version, use the version number

sudo apt install firefox=75.0+build3-0ubuntu1

How to View Installed Programs in linux

Posted on by
Reply

Debian Based Distros

The below command should work for Debain, Ubuntu, and the Raspberry Pi Raspbian.

dpkg --get-selections

 

RPM Based Distros

The following works on Fedora, CentOS, ReHat.

rpm -qa

 

The above commands return all of the packages installed on a system.  If you want to look for a specific program or package you can use grep to filter the results.

rpm -qa | grep program

or

dpkg --get-selections | grep program