You can choose to hide/show the Dock automatically. This has a default speed to display the dock. You can speed it up with a defaults write command. This command removes the delay from when a cursor is hovered near the Dock. It doesn’t change the animation speed of the dock, only the response to the cursor.
Dock
Place the OS X Dock in a screen corner
The OS X Dock is centered along the bottom of the screen, with OS X Terminal you can pin the Dock into the corner of your Mac’s screen. This method works with both 2D & 3D versions of the Dock.
Get a Transparent Dock in OS X Mavericks
In OS X 10.9 Mavericks Apple didn’t hardly changed the Dock, yet you can adjust the design slightly using a terminal command. It’s possible to give the dock a transparent look. Add the following command in Terminal:
Place the OS X Dock in the right or left side corner
It’s possible to place OS X Dock in the left or right side corner of the screen with this hidden defaults write command. After applying the command you should restart the Dock. Use one of the following commands:
Enable spring loaded Dock items
Spring-loaded Dock items are supposed to save you time by allowing you to drag a file over the folder/icon. Hover it for a few seconds and the application/folder will open. Use the following command to enable these feature:
Disable the Dock animations
Disable all Dock animations when opening an application from the Dock. Use the following OS X Terminal command:
Enable the Recent Items Menu in the Dock
You can add a ‘Recent Items menu’ to the OS X Dock. The default is set to “Recent Applications” but once the Dock item exists you can adjust it to feature other recent items too. Use the following defaults write command.