Complete, Concrete, Concise » Ubuntu 11.10
Ubuntu 11.10 – How to Uninstall VirtualBox Guest Additions
These instructions are for removing VirtualBox Guest Additions from Ubuntu 11.10 running under VirtualBox version 4.1.12. They may be the same or similar for other version combinations and other Linux distros, but no guarantee is made. Assumes you know how to open a terminal. Instructions for opening a terminal can be found here. Uninstalling VirtualBox Guest Additions 1) Open a terminal (Ctrl+Alt+T) and enter the following commands: cd /media cd VBOXADDITIONS_4.1.12_77218 sudo sh VBoxLinuxAdditions.run uninstall Note: VBOXADDITONS_4.1.12_77218 depends on which version of VirtualBox you are running. The way I enter it is to: (1) type cd VB, then (2) press the Tab key to auto-complete the name. After entering your password (Linux does not echo back your password, so you get no feedback when entering it – you just type and it looks like nothing is happening), the VirtualBox … Read entire article »
Filed under: Ubuntu 11.10, VirtualBox
Ubuntu 11.10 – Virtualbox Guest Additions Stop Working After Update
These instructions are for Ubuntu 11.10, with the Unity interface, running under VirtualBox 4.1.8. They should be the same or similar for other version combinations, but no guarantee is made. Sometimes, when Ubuntu updates are applied to your system, the VirtualBox Guest Additions stop working. Symptoms may include: (1) screen resolution reverts back to the default setting, (2) shared folders no longer work. Trying to fix it by selecting Install Guest Additions… does nothing (and it won’t because Guest Additions are already installed). The fix is to rerun the Guest Additions installation program. There are two ways to do this. Method 1 1) Locate the VBOXADDITIONS disk icon (it is probably the only disk icon) located near the bottom of the Unity ribbon (it is most likely just above the trash can icon) . Click … Read entire article »
Filed under: Ubuntu 11.10, VirtualBox
Ubuntu 11.10 – How to Lock Your Screen / Computer
These instructions are for Ubuntu 11.10 running the Unity interface. They may be the same for other version combinations, but no guarantee is made. Sometimes you have to leave your computer but don’t want to leave your session open for someone else to start using. One option is to log out, the other is to lock your session. Logging out is rather drastic and requires you to save all your work. Locking the screen allows all your work to remain as is until your return. Keyboard Shortcut 1) Press Ctrl+Alt+L to lock your screen. NOTE: pressing Ctrl+Alt+L means: simultaneously hold down the Ctrl key and Alt key, then press the L key as though you intend to type it. DO NOT press the shift key because Ctrl+Alt+Shift+L is different from Ctrl+Alt+L Your screen should change to … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10
Ubuntu 11.10 – How to View / Display Hidden Files or Folders
These instructions are for Ubuntu 11.10 with the Unity interface and using Nautilus as the default file browser – this is the default Ubuntu 11.10 configuration. It may work for other version combinations, but no guarantee is made. The default settings in the Nautilus file browser prevent you from seeing certain files and folders. These files begin with a period (.) and tend to be configuration files and folders (directories). The Unix / Linux convention for hiding a file or folder is to prefix the name with a period (.). Sometimes it is necessary to be able to see them in order to be able to edit them or delete them. 1) Open the Nautilus file browser. The default icon on the Unity strip opens your Home folder: By default, configuration files and folders are not … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10
Ubuntu 11.10 – How to Completely Uninstall / Remove the Kubuntu Desktop
These instructions are for Ubuntu 11.10 on which the Kubuntu Desktop was installed using either the Ubuntu Software Center or sudo apt-get on the command line. The instructions may be the same for other versions, but no guarantee is made. When the Kubuntu Desktop is installed in Ubuntu 11.10, it installs several additional packages and libraries. Not all these packages and libraries are uninstalled when you uninstall the Kubuntu Desktop. Several packages (like Dolphin) do not get uninstalled. Quick Uninstall This is not recommended because it will remove all packages normally installed with Kubuntu Desktop. This may include packages you previously installed (like Dolphin). Note: this uninstall command assumes the Kubuntu Desktop was installed on a fresh Ubuntu 11.10. 1) Open a terminal (instructions can be found here). 2) Enter the following command (it is very long … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10
Ubuntu 11.10 – How to Completely Uninstall / Remove XFCE
These instructions are for Ubuntu 11.10 on which XFCE was installed using either the Ubuntu Software Center or sudo apt-get on the command line. The instructions may be the same for other versions, but no guarantee is made. When XFCE is installed in Ubuntu 11.10, it installs several additional packages and libraries. Not all these packages and libraries are uninstalled when you uninstall XFCE. Several packages (like Thunar) do not get uninstalled. Quick Uninstall This is not recommended because it will remove all packages installed along with XFCE. This may include packages you previously installed (like Thunar). Note: this uninstall command assumes XFCE was installed on a fresh Ubuntu 11.10. 1) Open a terminal (instructions can be found here). 2) Enter the following command (it is very long and a single line): sudo apt-get remove --auto-remove desktop-base exo-utils … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10
Ubuntu 11.10 – How to Completely Uninstall / Remove the Xubuntu Desktop
These instructions are for Ubuntu 11.10 on which the Xubuntu Desktop was installed using either the Ubuntu Software Center or sudo apt-get on the command line. The instructions may be the same for other versions, but no guarantee is made. When the Xubuntu Desktop is installed in Ubuntu 11.10, it installs several additional packages and libraries. Not all these packages and libraries are uninstalled when you uninstall the Xubuntu Desktop – several packages (like Abiword) do not get uninstalled. Quick Uninstall This is not recommended because it will remove all packages installed along with Xubuntu. This may include packages you previously installed (like Abiword). Note: this uninstall command assumes Xubuntu Desktop was installed on a fresh Ubuntu 11.10. 1) Open a terminal (instructions can be found here). 2) Enter the following command (it is very long and … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10
Ubuntu 11.10 – How to Completely Uninstall / Remove the Lubuntu Desktop
These instructions are for Ubuntu 11.10 on which the Lubuntu Desktop was installed using either the Ubuntu Software Center or sudo apt-get on the command line. The instructions may be the same for other versions, but no guarantee is made. When the Lubuntu Desktop is installed in Ubuntu 11.10, it installs several additional packages and libraries. Not all these packages and libraries are uninstalled when you uninstall the Lubuntu Desktop – several packages, Abiword, do not get removed. Quick Uninstall This is not recommended because it will remove all packages that are installed with Lubuntu Desktop. This may include packages you previously installed (like Abiword). NOTE: this uninstall command assumes Lubuntu Desktop was installed on a fresh Ubuntu 11.10. 1) Open a terminal (instructions can be found here). 2) Enter the following command (it is very long … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10
Ubuntu 11.10 – How to Completely Uninstall / Remove LXDE
These instructions are for Ubuntu 11.10 on which LXDE was installed using either the Ubuntu Software Center or sudo apt-get on the command line. The instructions may be the same for other versions, but no guarantee is made. When the LXDE interface is installed in Ubuntu 11.10, it installs several additional packages and libraries. Several packages (like arj and gpicview) do not get uninstalled when LXDE is uninstalled. Quick Uninstall This is not recommended because it will remove all packages that are normally installed with LXDE. This may include packages you previously installed (like arj or gpicviewer). NOTE: this uninstall command assumes LXDE was installed on a fresh Ubuntu 11.10. 1) Open a terminal (instructions can be found here). 2) Enter the following command (it is very long and a single line): sudo apt-get remove --auto-remove arj galculator … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10
Ubuntu 11.10 – Adding a Shared Folder Under VirtualBox
This tutorial is for adding shared folders to Ubuntu 11.10 running under VirtualBox 4.1.8r75467 on Windows 7 with SP 1. The instructions should be the same for the same for other version combinations, or even for different OSes on which VirtualBox runs, but no guarantee is made. Assumes you have enabled shared folders for Ubuntu 11.10. Instructions for enabling shared folders can be found here. Some images may be clicked for full-sized versions. NOTE: the virtual machine must be off (not running) for these instructions to work. 1) Start VirtualBox: 2) Right-click on the virtual machine you wish to add a shared folder. This will bring up a context men. Left-click on Settings…: 3) Left-click on Shared Folders in the left pane: 4) Left-click on the Add Shared Folder icon: 5) Select Other… from the Folder Path: dropdown box: 6) … Read entire article »
Filed under: Ubuntu, Ubuntu 11.10, VirtualBox
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