If you want to be able to end the current session of Ubuntu or even shut down / restart your PC rapidly from Dash instead of having to click around various menu, you have to install “power-commands”.
Linux
Speed Up Mozilla Firefox by optimizing the database
We have seen how to speed up Google Chrome by optimizing the profile database on Linux, but a similar procedure works also for Mozilla Firefox.
Speed Up Google Chrome by optimizing the database
Google Chrome is already one of the fastest browsers available, but this doesn’t means that we can’t squeeze a little bit more speed out of it.
Note that the following works only on Linux.
In order to do it, we first need sqlite3.