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configuration settings

Remove Shutdown and Reboot Option from Linux GUI Login Screen ( GDM Setup )

Q. I've a central Linux test server. It has GDM based GUI login screen. How do I remove both shutdown and reboot server options from the login screen?
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Change 3d Compiz Settings

Q. How do I change Compiz settings under Ubuntu Linux?

A. You need to install compiz configuration settings manager to change and update settings. Once compiz configuration settings manager installed, right click on Desktop > Select > Change Desktop background > Visual effects > Preferences

Now you can change settings and customize visual effects.

Install compiz configuration settings manage

Type the following command at prompt:
$ sudo apt-get install compizconfig-settings-manager