What does yum stand for?

What does yum stand for? “YUM” is an acronym that stands for “Yellowdog Updater, Modified”. This name harkens back to YUM’s origins as a rewrite of Yellowdog UPdater (also known as “YUP”), a software updater for Yellow Dog Linux, a now-defunct Linux distribution.

What is sudo apt command? The sudo apt-get update command is used to download package information from all configured sources. The sources often defined in the /etc/apt/sources. list file and other files located in /etc/apt/sources. list.

What does apt show do? Package Information ( apt show )

The information about the package dependencies, installation size, the package source, and so on might be useful before removing or installing a new package.

What is difference between apt and apt-get? The apt-get command is a full-featured but simplified interface to dpkg , and apt is a more user-friendly but slightly stripped-back version of apt-get .

What does yum stand for? – Additional Questions

How do I list all packages in apt-get?

The procedure to list what packages are installed on Ubuntu:
  1. Open the terminal application or log in to the remote server using ssh (e.g. ssh user@sever-name )
  2. Run command apt list –installed to list all installed packages on Ubuntu.

How do I list libraries in Linux?

By default, libraries are located in /usr/local/lib, /usr/local/lib64, /usr/lib and /usr/lib64; system startup libraries are in /lib and /lib64. Programmers can, however, install libraries in custom locations. The library path can be defined in /etc/ld.

How do I see packages in Linux?

The procedure is as follows to list installed packages:
  1. Open the terminal app.
  2. For remote server log in using the ssh command: ssh user@centos-linux-server-IP-here.
  3. Show information about all installed packages on CentOS, run: sudo yum list installed.
  4. To count all installed packages run: sudo yum list installed | wc -l.

How do I list apt repositories?

list file and all files under /etc/apt/sources. list. d/ directory. Alternatively, you can use apt-cache command to list all repositories.

What is source list in Linux?

The sources. list file is a key factor in adding or upgrading applications to your Ubuntu installation. This is also used by your system for system updates. The file is basically the roadmap for your system to know where it may download programs for installation or upgrade.

How do I open a source list?

Adding a Repository Using the sources. list File
  1. Open the /etc/apt/sources.list file in any editor: $ sudo nano /etc/apt/sources.list.
  2. Add the VirtualBox repository in the file:
  3. Save and close the file.
  4. After adding the repository in the /etc/apt/sources.

What is repo command in Linux?

The repo command is an executable Python script that you can put anywhere in your path. In working with the Android source files, you will use repo for across-network operations. For example, with a single repo command you can download files from multiple repositories into your local working directory.

How do I run a repository?

In order to run any code in a Github repository, you will need to either download it or clone it to your machine. Click the green “clone or download repository” button on the top right of the repository. In order to clone, you will need to have git installed on your computer. Then, follow these instructions.

Where is repository in Linux?

On Ubuntu and all other Debian based distributions, the apt software repositories are defined in the /etc/apt/sources. list file or in separate files under the /etc/apt/sources.

Where are yum repos stored?

The yum repository configuration is stored under the /etc/yum. repos. d directory. This directory contains multiple files where every file is a repository configuration.

Which repo is yum using?

Thus, you can think of yum as a bootstrap for RPM package manager. Like popular package managers, Yum works via repositories that contain collections of tools in rpm format. For this quick one, we will discuss the basics of yum and show available packages on a system using yum as a package manager.

What is yum config?

The configuration file for yum and related utilities is located at /etc/yum. conf . This file contains one mandatory [main] section, which allows you to set Yum options that have global effect, and can also contain one or more [repository] sections, which allow you to set repository-specific options.

What does yum clean all do?

The Solution. “yum clean” removes the cache of repositories which are enabled in /etc/yum.

Is it safe to delete yum cache?

Yes, safe to delete, as long as you arent running another yum process (or another user is), or perhaps another tool might be (like puppet for example).

What is yum cache?

It manages packages, dependencies and updates on Linux systems. When a package is downloaded, installed and removed there are chances that the package may still be stored in YUM’s cache. The cached packages are usually located in /var/cache/yum.

What is yum metadata?

yum repository metadata is comprised of a set of XML files, checksums, and in some cases a GPG signature. The metadata describes which packages can be found in a repository, various attributes about each package, file and directory listings, as well changelog information.

What is yum Makecache command?

To download and make usable all the metadata for the currently enabled yum repositories, type: yum makecache. This is useful if you want to make sure that the cache is fully up to date with all metadata. To set the time after which the metadata will expire, use the metadata-expire setting in /etc/yum. conf .