Install nvidia-cuda-toolkit on Ubuntu: sudo apt-get install nvidia-cuda-toolkit

	sudo apt-get update

	sudo apt-get install nvidia-cuda-toolkit

How to install nvidia-cuda-toolkit on Ubuntu 12.04 LTS?

First of all update your system with the command:

sudo apt-get update

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Above command will download the package lists for Ubuntu 12.04 LTS on your system. This will update the list of newest versions of packages and its dependencies on your system.

After downloading the latest package list with the help of above you can run the installation process.

If nvidia-cuda-toolkit is not installed on your compter then the command 'dpkg -L nvidia-cuda-toolkit' will give followin error.

deepak@deepak-VirtualBox:~$ dpkg -L nvidia-cuda-toolkit
Package `nvidia-cuda-toolkit' is not installed.
Use dpkg --info (= dpkg-deb --info) to examine archive files,
and dpkg --contents (= dpkg-deb --contents) to list their contents.
deepak@deepak-VirtualBox:~$ 

Installing nvidia-cuda-toolkit:

After system update use the following command to install nvidia-cuda-toolkit:

sudo apt-get install nvidia-cuda-toolkit

Above command will confirm before installing the package on your Ubuntu 12.04 LTS Operating System. If you are not already logged in as su, installer will ask you the root password. After completion of the installation you can use the package on your system.

How to uninstall/remove nvidia-cuda-toolkit from Ubuntu 12.04 LTS?

Now we will see the commands for uninstalling the nvidia-cuda-toolkit from Ubuntu 12.04 LTS. For uninstalling this package you can easily use the apt command and remove the package from Linux Operating System.

To remove the nvidia-cuda-toolkit following command is used:

sudo apt-get remove  nvidia-cuda-toolkit

Following command is used to remove the nvidia-cuda-toolkit package along with its dependencies:

sudo apt-get remove --auto-remove nvidia-cuda-toolkit

This will remove nvidia-cuda-toolkit and all its dependent packages which is no longer needed in the system.

Completely removing nvidia-cuda-toolkit with all configuration files:

Following command should be used with care as it deletes all the configuration files and data:

sudo apt-get purge nvidia-cuda-toolkit

or you can use following command also:

sudo apt-get purge --auto-remove nvidia-cuda-toolkit

Above command will remove all the configuration files and data associated with nvidia-cuda-toolkit package. You can can't recover the delete data, so, use this command with care.

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