Here’s a quick one, how to restore GRUB boot loader after installing Windows for those of you Ubuntu users. I used to know how to do this but keep forgetting, hence the point of this post.
This tutorial will explain how to restore Grub after installing Windows 7/Vista/Xp.If you are using dual boot PC with windows,Ubuntu for some reason you reinstall your windows now you may not see your grub 2 is loading because your windows installation might have been over written MBR (Master boot record).
Other interesting stuff at Zedomax.com: boot loader, grub, how-to, install, restore, ubuntu hack, windows