The apt commands have been introduced to solve this problem. apt consists some of the most widely used features from apt-get, apt-cache and apt-config leaving aside obscure and seldom used features.
I have successfully installed some packages using the command: sudo apt-get install packagename when I have known in advance that those packages are available. But how can I search for or get a l.
Aug 27, 2010 · apt-get has a few options which looks the same to me: autoclean, autoremove and clean. What do each of them do?
Use this: sudo apt update # Fetches the list of available updates sudo apt upgrade # Installs some updates; does not remove packages sudo apt full-upgrade # Installs updates; may also remove.
Oct 24, 2020 · You need to know why apt-key add is deprecated All of the answers so far work around the symptom ("Don't use apt-key add ") but fail to address the actual problem that led to apt-key add.
May 16, 2025 · I run the Ubuntu 24.04 (pull from docker hub) and try to install some packages. When I run sudo apt update, it shows the following errors: The following signatures couldn't be verified.
Updating via apt would ignore update phasing. However, starting with Ubuntu 21.04, apt also uses phased updates, allowing phased updates to apply to all versions of Ubuntu, including Ubuntu Server.
apt-cache's madison command attempts to mimic the output format and a subset of the functionality of the Debian archive management tool, madison. It displays available versions of a package in a.
sudo gpg -a --export <PUBKEY> | sudo apt-key add - sudo apt-get update Note that when you import a key like this using apt-key you are telling the system that you trust the key you're importing to sign.
