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apt - How do I search for available packages from the command-line . . . apt-file search part_of_package_name | grep another_part_of_name Example of searching for ssh server package if I do not know the name is ssh-server or sshserver or server-ssh etc : apt-file search ssh | grep server Steps to prepare apt-file search for searching It should be done before first usage: sudo apt-get install apt-file sudo apt-file
How to install libncurses. so. 5 for ubuntu 24. 04 The Ubuntu 24 04 image that I'm using has ii libncurses-dev:amd64 6 4+20240113-1ubuntu2 amd64 developer's libraries for ncurses ii libncurses6:amd64 6 4+20240113-1ubuntu2 amd64 shared libraries for terminal handling ii libncursesw6:amd64 6 4+20240113-1ubuntu2 amd64 shared libraries for terminal handling (wide character support) ii mtr-tiny 0 95-1 1build2 amd64 Full screen ncurses traceroute
configuration - How to use https with apt-get? - Ask Ubuntu apt-get (and other package manipulation commands, which are a front-end to the same APT libraries) can use HTTP, HTTPS and FTP (and mounted filesystems) If you specify https: URLs in etc apt sources list and etc apt sources list d *, then APT will use HTTPS APT verifies the signature of packages
What are phased updates, and why does Ubuntu use them? Also worth adding, as explained in the apt-preferences docs, that Phased Updates depend upon each machine's Machine ID, which maybe found (and potentially altered copied - but generally one should avoid changing it as mentioned by @Daniel) in etc machine-id
apt - How do I fix the GPG error NO_PUBKEY? - Ask Ubuntu The reason for this change is that when adding an OpenPGP key that's used to sign an APT repository to etc apt trusted gpg or etc apt trusted gpg d, the key is unconditionally trusted by APT on all other repositories configured on the system that don't have a signed-by (see below) option, even the official Debian Ubuntu repositories
apt - What is difference between the options autoclean, autoremove . . . When APT is used as a dselect(1) method, clean is run automatically Those who do not use dselect will likely want to run apt-get clean from time to time to free up disk space autoclean : Like clean, autoclean clears out the local repository of retrieved package files
apt - What is dist-upgrade and why does it upgrade more than upgrade . . . apt-get upgrade is restricted to the case where packages are to be replaced by newer versions, but no package needs to be added or removed A new version of Firefox, for instance, should be installable with apt-get upgrade However apt-get upgrade will refuse to
apt - How to delete broken packages in ubuntu - Ask Ubuntu sudo apt-get update then cleanup any partial packages sudo apt-get autoclean Now clean the apt cache sudo apt-get clean Now remove any unnecessary dependancies sudo apt-get autoremove from the command above, you can identify any broken packages and forcefully remove it like this sudo dpkg --remove --force-remove-reinstreq package_name
apt - How can I see all versions of a package that are available in the . . . That's why I'd suggest always using apt-cache policy <package-name> instead Note about output: I have some local repository setup and both of the command shows those as well Note 2 Newer apt comes with policy integrated into them So, you can use apt instead of apt-cache directly