No completely new packages are installed and no packages are uninstalled. Upgrade will replace older versions of programs with their newer versions.

Its a great way to clean up any unused libraries and packages you dont need. Sometimes, youll also see a confirmation prompt, though not always.įor example, if you got rid of a core package, autoremove will get rid of its associated packages and any dependencies it had, so long as no other program is using them. Sometimes youll also see a list of recommended but optional packages to go along with your selection.

If there are dependencies other prerequisite packages they will also be installed. You can manually add and change repositories by editing APTs sources file. If you add the repository instead of downloading and installing just the package, the system will notify you of updates and automatically keep it up-to-date for you. Take, for instance, Ubuntu Tweak, a program that lets you change some hidden or otherwise difficult-to-change settings for your system. The less command will allow you to scroll through your list with the arrow keys, page updown keys, and space, b, and enter. Some searches may yield a ton of results, so you can scroll through the list with the following command. The commands are fairly easy to remember and use, so youll be managing your systems software in no time at all. It has a family of commands that allows you to add repositories search for, install, and remove packages and even simulate upgrades and such. This can get confusing, so theres a package manager at your disposal to help.įor our own near and dear Ubuntu, its the Advanced Packaging Tool. Most applications link several co-dependent packages together, and still others allow you to choose which packages to install and which to leave out at your own discretion. Since the keyboard is usually faster than the mouse, managing your software via the command-line can be a real time-saver. Since we launched in 2006, our articles have been read more than 1 billion times. Not the answer youre looking for Browse other questions tagged 12.04 apt or ask your own question. Making statements based on opinion back them up with references or personal experience. Provide details and share your research But avoid Asking for help, clarification, or responding to other answers.

Open the file with a text editor and paste in the following. To add the shortcut, make a new file called sktop. There is no icon on the desktop or applications menu, but the Ubuntu Software Center reports that it was successfully installed.

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