Apt-get update xserver

What is the difference between apt update and apt upgrade? Also worth noting is that this double-ampersand is not specific to the apt command used here, we can use that with any bash commands! By the end of this article we will get back to this short answer version and by that time I am sure you will be able to understand what every word meant in the short answer above! APT stands for Advanced Packaging Tool which is a tool that is used to manage software in our system and apt is the software used to communicate this APT software management tool.

If you are interested to learn more about how software packages are managed in Linux I highly recommend reading the article in the link below. Hence the apt command is responsible for installation, removal, and updating of software in our system. A good analogy is to think of your computer as a factory and the apt command as the manager in that factory who is responsible for the installation of new equipment, removal of equipment that is no longer needed, and update desired equipment to their latest versions, while maintaining records of the equipment names and versions which are currently present in the factory.

Let us first learn what these commands individually mean and then combine them once we understand them each separately!

All of these web addresses are repos that contain software. Improve this question. David Foerster Fingertron Fingertron 1 1 gold badge 3 3 silver badges 10 10 bronze badges. The output of it was added, I'm new to this forum so I'm not format code well to make it easy. Thank you, that worked for me. I am a Linux novice, and an expert customer tinkered with this computer, so I could no longer download anything from any repo. Your solution worked for me.

Add a comment. Active Oldest Votes. Improve this answer. I had the same problem. Then i clear all the contents of apt. The content was cleared, but it don't work. In summary: If upgrading between Ubuntu releases, use do-release-upgrade. If you're just installing security updates and bug fixes, use apt-get update followed by apt-get upgrade or aptitude safe-upgrade. Otherwise use apt-get update followed by apt-get dist-upgrade or aptitude full-upgrade.

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The Overflow Blog. The software packages are typically applications that we run which can make use of these hardware resources by requesting access to them through the kernel. Examples of software packages can include application software like text editors, word processors, etc. The content of the packages managed by these package managers involves the following 4 main components. This is the next question we must address. Repositories or repos for short are basically a place where verified packages are stored for easy retrieval and installation.

They can be online like the APT repository or they can be on a local folder or a DVD where you have a special collection of software that you need. You can have several repositories from which you can download and install these packages. These can be. This is a list of packages available for installing on a given distro. This list is maintained by your Linux machine.

The information in this list usually includes the locations of various repositories from which software can be installed. These locations are usually on the internet. You can view and edit this list the same way you can view any other text files using one of your favorite text editors like vs-code, gedit, nano or vim. If you are using Ubuntu or one of its derivatives, you can also view this list by typing in the following command in the Linux terminal.

As you can see from the above screenshot, this list basically contains some URLs to locations on the internet. From these locations, further information can be collected like. You can try going to this link. The screenshot below shows its contents. Downloading and extracting the Sources. You can open it using any text editor and it reveals a massive file with more than 28, lines!