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 …
What does apt-get --fix-missing do and when is it useful?
(2-3) When you install/upgrade with apt-get upgrade or with apt-get install somepackage, usually apt tries to update dependencies. This means that it may find that some packages need new …
Where are the logs for apt-get? - Ask Ubuntu
Jul 29, 2019 · Of course, cat /var/log/apt/term.log will display the file contents just fine. You may also be interested in tail -f /var/log/apt/term.log. This only displays the last few lines (tail) of the …
apt - How to list all installed packages - Ask Ubuntu
Jun 8, 2016 · 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 …
apt - How can I see all versions of a package that are available in …
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. …
apt - Where can I look up my update history? - Ask Ubuntu
Apr 30, 2014 · As an alternative to lgarzo's answer, you can grep what you are interested in from /var/log/dpkg.log.E.g., if you want to see everything you installed or upgraded yesterday, you …
How to install specific version of some package? - Ask Ubuntu
sudo apt-get install <package name>=<version> Example: $ sudo apt-get install gparted=0.16.1-1 Reading package lists... Done Building dependency tree Reading state information... Done …
apt - Force update from unsigned repository - Ask Ubuntu
Feb 13, 2016 · Another generic solution would be. sudo apt-key adv --keyserver pgp.mit.edu --recv-keys 5C808C2B65558117 Note: I didn't test the solution with this repository but I did it …
"Unable to locate package" while trying to install packages with …
Dec 2, 2016 · When apt-get install is unable to locate a package, the package you want to install couldn't be found within repositories that you have added (those in in /etc/apt/sources.list and …
apt - How can I download THEN install packages? - Ask Ubuntu
Jan 31, 2021 · For example, if you download a package and its dependencies, you need to provide all packages to dpkg, and the package management marks the dependencies as …