Gnome Classic in Ubuntu 12.04 (Precise Pangolin)

   To get started, press Ctrl – Alt – T on your keyboard to open Terminal.
When it opens, run the commands below to enable Gnome Classic.

sudo apt-get install gnome-session-fallback 

Restart and on the logon screen, click the option to change your session.

Then choose Gnome Classic to logon.

http://www.liberiangeek.net/2012/03/return-to-gnome-classic-in-ubuntu-12-04-precise-pangolin/

Install Classic Menu Indicator in Ubuntu 12.04 (Precise Pangolin)

http://www.liberiangeek.net/2012/05/install-classic-menu-indicator-in-ubuntu-12-04-precise-pangolin/

Are you finding it hard to browse and find what you’re looking for in Ubuntu?

Want to go back to gnome classic menu instead?
Well, you can have both;
Ubuntu Unity Desktop as well as Ubuntu Classic Menu.

sudo apt-add-repository ppa:diesch/testing

sudo apt-get update && sudo apt-get install classicmenu-indicator

Enable Classic GNOME In Ubuntu 13.04

http://www.liberiangeek.net/2013/04/no-unity-here-enable-classic-gnome-in-ubuntu-13-04/

On the logon screen, select the Ubuntu logo ;
Next, choose ‘GNOME Fallback’

Fedora 18 Spherical Cow

I've recently installed Fedora 18 as a server in text mode only ; After a few days I wanted the gnome desktop ;
only two commands for that :
yum groupinstall gnome-desktop
startx &

Not having a powerful videocard in this server , I've switched to gnome fallback mode aka gnome-2-like graphical mode :

System Settings > System Info -> Fallback Mode

http://www.dedoimedo.com/computers/gnome-3-fallback.html

Fedora 17 groupinstall GNOME

http://www.server-world.info/en/note?os=Fedora_17&p=x



Desktop Environment is not neccessary for Server usage, 
but if  required one can install it with two commands : 


[root@dlp ~]#  yum -y groupinstall "X Window System" 
[root@dlp ~]# yum -y groupinstall "GNOME Desktop Environment" 


Input a command like below after finishing installation of new packages.
[root@dlp ~]# startx