Your Ubuntu computer connects without your knowledge to some unknown servers. These servers are intended to enable the unity lens applications like music, video, music-store. To get rid of some of these services, you should remove unwanted lenses, using the below commands in a terminal window: $ sudo apt-get purge unity-lens-music unity-lens-video unity-lens-files unity-lens-musicstore <enter> … Continue reading Disable video, music, file lenses in Ubuntu 12.04 Linux
If you used the instructions at this post to update your Ubuntu Linux packages, basically, apply patches, you get the following message at times: The following packages have been kept back: <list of packages> This basically prevents the packages listed from getting updated. To overcome this issue, there are two ways: 1. Run sudo apt-get … Continue reading The following packages have been kept back: Message in Ubuntu when updating packages
Ubuntu offers two options to remove packages. When you remove packages, you only remove the packages, but not their configuration files. Enter the following command to remove a package in a terminal window. $ sudo apt-get remove packagename <enter> When you purge packages, you remove the packages and their configuration files. Enter the command below … Continue reading Remove or Purge package in Ubuntu
If you have installed VirtualBox on Ubuntu 12.04, you can download the latest package from http://www.virtualbox.org. You can then install it in a terminal window using dpkg. It will be upgraded, if already installed. $ sudo apt-get upgrade virtualbox*.deb <enter>
Updating your Ubuntu system for the latest updates or patches manually is a 2 step activity, from the command line. Start up the terminal on your system, then enter the commands in italics as shown below. $ sudo apt-get update <enter> $ sudo apt-get upgrade <enter> If you are not comfortable doing the above at … Continue reading Updating Ubuntu packages, apply Ubuntu patches manually using the command line
If you do not want to use the Software Center, you can download and install synaptic to manage packages. Open a terminal window, then enter the command below at the $ prompt. $ sudo apt-get install synaptic <enter>
$ sudo apt-get install ubuntu-restricted-extras <enter> Use this to install the restricted codecs, fonts, and more for your Ubuntu, Xubuntu or Lubuntu Linux installation.
Below is example of removal of a repository. See the directory /etc/apt/sources.list.d for more lists. $ sudo rm /etc/apt/sources.list.d/medibuntu.list <enter>
Download the *.repo file for the repository you want to add. Copy the file to the /etc/yum/repos.d folder. # yum update This will update the repository.
Get a package called dosbox # yum install dosbox <enter> Then visit http://www.dosgames.com for games that run on DOS. There is also a site for abandonware. This will list those games that are no more sold, played or used. You can also install dosbox in Ubuntu: $ apt-get install dosbox <enter>