Linux Tips

Easily View Hardware Information in Ubuntu 10.04

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If you need to know the details of your PC’s hardware, there is a simple graphical application, called GNOME Device Manager, in Ubuntu 10.04 that allows you to view the technical details of your computer’s hardware. To install the GNOME Device Manager, select Administration | Synaptic Package Manager from the System menu. If you have […]

Convert Images Between Formats via the Command Line in Ubuntu

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If you need to convert an image from one format to another you can use GIMP to do so, but there is an easier way. You can use ImageMagick, which provides a way to convert images using the command line. Installing ImageMagick ImageMagick may already be installed. You can check in the Synaptic Package Manager. […]

Back Up a Directory in Linux using a Shell Script

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There are several options for backing up your data in Linux. You can use some freely available software programs, such as fwbackups and Sbackup. However, there is a simple method of backing up a directory without installing any extra software. We will create a shell script using variables, the tar command and the date command […]

Add Shortcuts to the Right-Click Context Menu in Ubuntu

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Nautilus is the default file browser for the Gnome environment in Ubuntu. Nautilus Actions is a tool for Nautilus that allows you to add programs to the context, or the right-click menu, in Gnome. This provides the ability to right-click on a file, such as a text file, and select the program with which to […]

Why the “less” Command is Better Than “more” in UNIX and Linux

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I work with a lot of huge log files. I usually connect to my UNIX and Linux servers using Putty or Telnet, then I read the files using standard UNIX/Linux commands.  Other IT folks prefer to use an X-window GUI, but if you have a low-bandwidth connection, it is better to use a command line […]

How to Install VirtualBox Guest Additions in Ubuntu

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Yesterday I talked about how to create an Ubuntu virtual machine in VirtualBox and today I will walk through installing VirtualBox Guest Additions in Ubuntu. It, of course, requires using the command line! The VirtualBox Guest Additions are very similar to the Virtual Machine Additions that comes with Virtual PC. They basically add a couple […]