This is a simple tutorial that will show you to configure your Debian system to receive automatic security updates. Of course, there are many ways to automate this. However, we are going with an official method. Firstly, if unattended-upgrades is not already installed on your system, you can install using the below commands in the console:. Its name is 50unattended-upgrades. You can edit it using any text editor.
By default only the minimal required options were enabled for security updates. If you like to receive email notifications from your Debian system after every automatic security update, then modify the following line uncomment it and add your email id. Moreover, you may need to run sudo apt autoremove command after every update to remove unused dependencies from the system.
Issue the below command in console to do so:. After running the above command, the following window will appear, asking whether you want to automatically download and install stable updates. Use the tab key to select the Yes option and press Enter. To view whether the Unattended-Upgrade service is enabled and running, you can issue the command shown below:.
All software that these Linux distributions support and maintain are essentially DEB packages. An example for installing the HTOP interactive processes viewer:. You can even find a link on the same page for viewing the files inside the DEB package, including their installation destination:. Just extra work that APT automates for you. However, situations do exists where you need to install a DEB package manually on your system.
If not, then you might have to create the DEB package yourself. However, that is outside the scope of this article. I will probably cover the creation of DEB packages sometime in the future though. Two different ways of manually installing a DEB package will be presented:. As mentioned before, Ubuntu derives from Debian.
Therefore the explanation applies to Ubuntu based systems as well. To complete the presented instructions, all you need is a Debian or Ubuntu based system. It can be:. A large eco-system exists around it, with all sorts of extra plugins and themes for you to install. Although the Atom editor misses from the Debian and Ubuntu online software repositories, they do offer a DEB package for download on their website. With other words, the perfect candidate for this article.
You can either visit the website of the Atom editor. The home page shows the download link for the DEB package. Alternatively, you can paste the following command in the terminal:. This stores the atom. Going forward with the manual install of the Atom editor DEB package, I assume that you downloaded the atom.
First by calling APT directly in the terminal. Some commands have been obsoleted in the newer version of Debian 11 like apt-get, but there are many other commands which can be used as an alternative to apt-get to install the packages in Debian In this article, we have discussed different commands to install packages in detail in Debian 11 like apt, dpkg, gdebi, aptitude, and flatpak.
We also explain the general syntax of these commands and explain with the help of examples how these commands are used to install and remove packages from Debian I'm an Engineering graduate and my passion for IT has brought me to Linux. Now here I'm learning and sharing my knowledge with the world. Installing packages means making the programs ready to use, in Debian 11 the latest version of Debian; bullseye we can install the new package using a tool known as package manager.
This tool helps to install, delete, configure or upgrade different packages, these package managers can either be a command-line or can be a GUI graphical user interface. There were different package managers used in Debian 11 to install packages like apt, snap, gdebi, aptitude, and dpkg, some of them are by default in Debian and others have to be installed. Installing a package using apt Apt advanced packaging tool is the default tool of the command-line used to install the different packages, remove, update and upgrade them.
The general syntax of using the apt command to install packages is.
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