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Ubuntu 7.10 Documentation
Synaptic
Synaptic is a graphical front-end to apt, the package management system in Ubuntu. It combines the point-and-click simplicity of the graphical user interface with the power of the apt-get command line tool. You can install, remove, configure, or upgrade software packages, browse, sort and search the list of available software packages, manage repositories, or upgrade the whole system. You can queue up a number of actions before you execute them. Synaptic will inform you about dependencies (additional packages required by the software package you have chosen) as well as conflicts with other packages that are already installed on your system.
Accessing the synaptic Go to System > Administration > Synaptic Package Manager
once it opens you should have to enter the password of users.To manage package installations
you need administration privileges.
Once it open the Synaptic Package Manager you should see the following
screen.The main window is divided into three sections that is a package
browser on the left, the package list on the upper right, and package
details on the lower right. The status bar shows you the system state
at a glance.
Now if you want to add repositories you need to go to settings—>Repositories
Once it opens the Repositories menu you should see and can select repositories,internet updates,Third
party,Authentication and statistics.
Main Repositories
The main distribution component contains applications that are free software, can freely be redistributed and are fully supported by the Ubuntu team.
Restricted Repositories
The restricted component is reserved for software that is very commonly used, and which is supported by the Ubuntu team even though it is not available under a completely free licence.
Universe Repositories
The universe component is a snapshot of the free, open source, and Linux world. In universe you can find almost every piece of open source software, and software available under a variety of less open licences, all built automatically from a variety of public sources.
Multiverse Repositories
The “multiverse” component contains software that is “not free”, which means the licensing requirements of this software do not meet the Ubuntu “main” Component Licence Policy.
Click the repositories and third part software after finishing all your
settings you need to click on close once you click on close. Then click
the reload button, You can see all the required packages are
downloading in progress once
it finish the download you are ready with your new Repositories list.
For example you want to install pdfedit Just select the package
from synapitc package list then right click and "mark for installation"
then click the apply button in synaptic, it update this number of space
required and the following addition packages are installed.
Finally click apply for installation.
Remove a Package Using Synaptic Package Manager
Now if you want to remove installed package you need to select that
package and right click on that you need to select Mark for removal
option.
Upgrade a Package Using Synaptic Package Manager
You need to Click Reload or press Ctrl + R to make Synaptic aware of the latest updates.
Now you need to Right-click on the package you want to upgrade and
choose Mark for Upgrade from the context menu, or press Ctrl + U.
Search a Package Using Synaptic Package Manager
If you want to search a package you need to click on search option
in synaptic tool bar. You should see the following screen asking for
package name and select the the option like description or name or both.
Using CDs as offline package repositories
The best way to install new software in Ubuntu is to be connected to
the Internet, but sometimes this is not possible. When you install
Ubuntu the first time, your install CD should have been added as a
repository. For without using internet please follow this procedure.
Go to Settings—>Repositories
Now insert your install CD and click on button labeled “Add CDrom”
it will be added to the repositories or insert the cd and run in
terminla apt-cdrom add.
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package instalation synaptic
