How to Remember Running Applications in Ubuntu 9.10 (Karmic Koala)

In Ubuntu You can start from wherever you left off. Yes, you can make Ubuntu remember the applications you had open when you last logged out, so that when you log back in again you can find all those applications running and you can resume right from where you left off.
To achieve this facility go to System -> Preferences -> Startup Applications, then go to the options tab and check "Automatically remember running applications when logging out"