how to remove or disable unity sidebar in ubuntu

hello friends,

today i am going to share how you can remove or disable,Hide unity sidebar in ubuntu.
there are several way's you can use, described below:
1. By Using System Settings:
> Appearance > Behavior > Set the launcher to auto-hide
And set the reveal sensitivity to its lowest possible setting and it will hide permanently.

2. By Using Cairo Dock:
To install, just open Terminal (press Ctrl+Alt+T on your keyboard), and run the below command(s):
sudo add-apt-repository ppa:cairo-dock-team/ppa
sudo apt-get update
sudo apt-get install cairo-dock cairo-dock-plug-ins
Once you install it, logout or restart the system, on login screen, click and choose Cairo dock as shown in the video.

3. By Using Compiz Config Settings Manager:


Install ccsm (Compiz Config Settings Manager)
Launch ccsm and click on the "Unity Plugin" And Apply A or B:
A.
Under "Behavior", change "Hide Launcher" to "autohide"
Change "Reveal Mode" to None.
Disable "Key to show launcher" and "Key to put focus on launcher"
B.
Set the Hide Launcher option to 'Autohide'.
Set the Reveal Mode option from 'Left' to 'None'.