You can easily utilize apps like TinkerTool and MacPilot to customize your Dock, or you can be a real superstar and use a couple of Terminal tricks. There are a ton of Dock tricks you can do, but here are four that are practical and easy to do. Follow along to learn how to pin your dock to one size, get super enlarged icons, turn your 3D Dock into a 2D Dock and disable Dashboard -- once a for all!