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Ubuntu 13.04

Wireless / Wi-Fi Not Working

These instructions are for Ubuntu 13.04 running the Unity Interface. They may be the same or similar for other versions, but no guarantee is made. There are a lot of reasons why your wireless / Wi-Fi connection is not working, but the most common is lack of a driver. A driver is a piece of […]

Ubuntu 13.04

VirtualBox Guest Additions Stop Working After Update

These instructions are for Ubuntu 13.04 using the Unity Desktop, running under VirtualBox 4.2.12. They may be the same or similar for other version combinations, but I make no guarantee. Sometimes, after installing updates, the VirtualBox Guest Additions stop working. To get them working again, it is necessary to reinstall them. 1) Open the Dash […]

Ubuntu 13.04

How to Change the Timout Period for sudo

This tutorial is for Ubuntu 13.04. It is probably the same for other versions of Ubuntu and (probably) most other Linux distributions, but no guarantee is made. Detailed instructions for opening a command line / terminal can be found here. By default, sudo temporarily grants administrative privileges for 15 minutes. This means the first time […]

Ubuntu 13.04

How to Run a Shell / Command Line / Terminal as root

This tutorial is for Ubuntu 13.04. It is probably the same for other versions of Ubuntu and (probably) most other Linux distributions, but no guarantee is made. Detailed instructions for opening a command line / terminal can be found here. When you open a terminal in Ubuntu, you do not have administrative privileges. This means […]

Ubuntu 13.04

Command Line Basics: Editing Files

This tutorial is for Ubuntu 13.04. It is probably the same for other versions of Ubuntu and (probably) most other Linux distributions, but no guarantee is made. Detailed instructions for opening a command line / terminal can be found here. When you work at the command line, from time to time, it may be necessary […]

Ubuntu 13.04

Basic Command Line Techniques

This tutorial is for Ubuntu 13.04. It is probably the same for every other version of Ubuntu and all other Linux distros, but I make no guarantee. Linux (on which Ubuntu is based) is fundamentally a command line driven operating system. While there are graphical interfaces to many of the available commands, sometimes you need […]

VirtualBox

3D Hardware Acceleration not Working in VirtualBox

Under certain conditions, I have observed that 3D hardware acceleration is not working in VirtualBox 4.2.12 when running Ubuntu 13.04. It may affect other VirtualBox versions, and it may affect other guest / host OS combinations. This problem does not affect Ubuntu 12.04 running as a guest OS. When the Problem has been Noticed VirtualBox […]

Ubuntu 13.04

Basic Unity Interface / Desktop Tutorial

This is a basic tutorial for the Unity Interface / Desktop which comes with Ubuntu 13.04 – it should help get you up and running. Each new version of Unity (introduced in 11.04) improves on the functionality of the desktop. This tutorial reflects the way I understand and use the Unity interface. The Unity interface […]

Ubuntu 13.04

How to Display Hidden Files and Folders

This tutorial is for Ubuntu 13.04 running the Unity Desktop and using the Nautilus file manager – this is the default configuration for Ubuntu 13.04. The instructions may be the same or similar for other versions but no guarantee is made. Note: for some reason, Nautilus has changed quite drastically in Ubuntu 13.04 from previous […]

Ubuntu 13.04

How to Completely Uninstall/Remove a Package/Software/Program

This tutorial shows how to completely remove or uninstall a package in Ubuntu 13.04. These instructions should work for other versions of Ubuntu, it’s derivatives (Edubuntu, Kubuntu, Lubuntu, Xubuntu, Ubuntu Studio, Myhtbuntu) and other Debian based Linux distributions – but no guarantee is made. This tutorial is definitely on the advanced rather than basic side […]

Ubuntu 13.04

How to Customize / Configure Unity

These instructions are for Ubuntu 13.04 running the Unity Desktop. They may be the same or similar for other versions, but no guarantee is made. Ubuntu provides access to a few of the aspects of Unity that can be customized, but the majority are buried in configuration files that use pretty arcane shell commands to […]

Ubuntu 13.04

How to Enable Multiple Workspaces

These instructions are for Ubuntu 13.04 running the Unity interface. The instructions may be similar for other versions, but no guarantee is made. An article on how to switch between workspaces can be found here. In Ubuntu 13.04, the number of workspaces was set to 1. This is probably the way most people use their […]