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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
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 - 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
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 - 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 to list all installed packages - Ask Ubuntu source: man apt-clone APT-Clone is used by ubiquity (Ubuntu installer) for upgrade process It is much better than the dpkg --get-selections solution because: It preserves all repositories information It keeps track of what packages were automatically installed It allows to repack locally installed DEB files
apt - install openjdk 21 - Ask Ubuntu Simply use sudo apt install openjdk-21-jdk It's in the Universe repository, so be sure you have that enabled It's in the Universe repository, so be sure you have that enabled It wasn't available yet when you asked the question, but it is now
apt - How do I install qemu on Ubuntu 23. 10? - Ask Ubuntu update: sudo apt update upgrade install and enable the libvirt daemon that runs virtualization in the background sudo apt install libvirt-daemon sudo systemctl enable libvirtd sudo systemctl start libvirtd Installing QEMU: sudo apt install qemu-system (or, not sure, maybe just this: sudo apt install qemu-kvm)