How to Install "Device Manager" in Ubuntu - Is there an Ubuntu equivalent for the Windows Device Manager application? Yes, there IS a similar application, but it's not installed by default, and the focus of the program has less to do with drivers than it does with properties, which are, in fact, types of different messages in Linux.
Adjust or Turn Off Screen Inactivity Dimming in Ubuntu (Blog) - If you like to work with your laptop running Ubuntu nearby, you may object to the way Ubuntu likes to dim the screen after a few minutes, even when the laptop is plugged in. In Windows, you'd go poking around in the screen-saver settings to find this. In Ubuntu, look in Power Settings instead. System → Preferences → Power Management...
How to Undelete Files in Ubuntu - Although there's no common "undelete" command for a Linux EXT3 file system, you can recover many types of accidentally erased files, including documents, graphics, and system files using the "Foremost" console application. Here we'll look at installing it in Ubuntu and giving it a test run.