Google Gadgets is a cross-platform desktop tool sets, for Linux version have been released in recent days. It is useful tool with dozens nice looking gadgets. Let's  install the Google Gadgets in Ubuntu step by step.

In ubuntu, how  to grap full-screen or active windows at any time ？ Actually it is very simple ，if you want to grab full-screen  ,you just need to click the PrtScr(laptop:Fn+PrtScr) key .if you just want to grasp active window ,you just need to  press Alt + PrtScr key(laptop:Fn+Alt+PrtScr)

Those tips are also suitable for Kubuntu.
First of all,we need to add source for KDE4,as I guess most of sources you are using still haven't supplied KDE 4 packages.

After installing KDE/Kubuntu upon Ubuntu,the screen splash will change to be Kubuntu-splash.Many friends don't know how to turn back to Ubuntu-splash,in fact,it is easy just one command:

Guide for installing ATI graphic card driver,following it can let your ATI graphic card works perfectly.

You don't like windows participations' link icons on your Ubuntu desktop ,right? As the icons spoil beautiful of the desktop,what we needs is a clean desktop!It is easy to let icons get away from the desktop:~

I think there must be many fans are looking for a method for installing Ubuntu 7.10 from hard disk.I found a method and it works for me ,however I still can not guarantee it will work on every PC.