Tip 148Add Cool Visual Effects to Stacks

Stacks are the spring-loaded lists of files that appear whenever a folder on the Dock is clicked. With a fresh install of OS X, Downloads is set up as a stack on the right of the Dock, near the trash icon. However, you can add your own folders by dragging and dropping them there (release the mouse button only when the other folders have slid out of the way), but remember—you’re not copying the folder to the Dock. You’re only creating a shortcut there.

Activating Highlighting

To make stacks slightly easier to use, you can configure your Mac to highlight icons when your mouse cursor passes over them (the same highlight that appears if you open a stack and navigate to an entry in the list using the cursor ...

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