defaults write com.apple.dock persistent-apps -array
defaults write com.apple.dock orientation -string "left"
defaults write com.apple.dock autohide -bool true

#Set icon size
defaults write com.apple.dock tilesize -int 32

killall Dock

## Exporting the settings
# defaults export com.apple.dock ~/dock-backup.plist

## Restoring
# defaults import com.apple.dock ~/dock-backup.plist
# killall Dock