Afraid you might mess up your MBR? Back up the bootsector:
dd if=/dev/hda of=bootsector.img bs=512 count=1If anything goes wrong, you can boot from a LiveCD and restore the bootsector with
dd if=bootsector.img of=/dev/hda
Backing up the bootsector
Afraid you might mess up your MBR? Back up the bootsector:
Popular Posts
-
When developing applications, it is common to interact with various tools that require a network connection to function correctly. However, ...
-
du stands for disk usage. This simple linux command provides a summary of harddisk or storage space disk usage. It has many parameter argume... -
Linux is at the forefront of web development. Recently, I've been developing web applications using frameworks, and Linux in general mak... -
It is good to know that it's possible to play those classicNintendo NES games on any Android device with physical keyboard (Motorola Bac... -
Want to quickly set the route for your machine from the terminal. Start by opening up a terminal window, and type the following, just make s... -
MooLux is a Live USB Linux distribution based on Slackware that utilizes the KDE desktop environment. MooLux is a portable operating sys... -
If one beautiful morning, you like me found yourself having performance problems with reading from your huge XFS partition, you probably wil...
-
If you’re a network administrator and you’re using Linux on your servers, you can stop the rest of the users from using IM applications by b...
-
We all know Firefox is a memory hog. To speed things up greatly, do the following: Open Firefox and in the address bar type about:config. Cl...
-
The find utility on linux allows you to pass in a bunch of interesting arguments, including one to execute another command on each file. We’...