Install Plank Dock in Ubuntu/Linux Mint via PPA

Plank is the underlying technology for Plank aims to provide all the core features while it extends it to add fancier things like Docklets, painters, settings dialogs, etc.

>> Available for Ubuntu 14.10 Utopic/14.04 Trusty/12.04 Precise/Linux Mint 17/13/other related Ubuntu derivatives
To install Plank Dock in Ubuntu/Linux Mint open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

Terminal Commands:
sudo add-apt-repository ppa:ricotz/docky
sudo apt-get update
sudo apt-get install plank

Configure Plank Dock:
Plank doesn’t have graphical configuration interface. To configure Plank Dock enter following command in Terminal:

Terminal Command:
nano ~/.config/plank/dock1/settings

For Example: edit the configuration file.
HideMode = 1 means auto hide, set to 0 to disable it.
Position = 3 means the dock location. 0 = left, 1= right, 2 = top, 3= bottom.

That's it