If the 3D Dock isn’t your taste, you can use Terminal to switch to the 2D visual implementation.
Mr.W
Enable the secret settings in Twitter for OS X
The Twitter for Mac OS X application has a secret preferences tab. This gives you access to options like: Show full names, Compose windows float over all windows, type anywhere and munch more.
Enable hidden Stacks list view in OS X Dock
This terminal tweak will enable a hidden list view for your stacks that is way better then the default one that comes with OS X. Enable hidden Stacks list view with the following command:
Stop icons from bouncing in OS X Dock
When applications first open or need to alert the user of some new update, the icons in the dock bounce. Very helpful when you are multitasking, but some users find it distracting. Use following command to stop the icons from bouncing.
Disable ‘press and hold’ option in Mac OS X 10.7+
If you press and hold a letter in OS X, a pop-up will appear with the various accented versions of that letter. If you don’t use this and it bothers you, you can disable it.
Disable “Go to folder” in OS X
The Go To Folder command is the most useful features in the OS X Finder. If you want to lock down a Mac a bit more than usual, you can disable the Go To Folder menu option and keyboard shortcut using a defaults write command: defaults write com.apple.finder ProhibitGoToFolder -bool true To make the command take effect, you need to restart the Finder. killall Finder Revert to the default setting: defaults write com.apple.finder ProhibitGoToFolder -bool false Restart Finder
Display only active application in the Mac OS X Dock
If you prefer a minimalist Mac OS X Dock, set the Dock to only display active running apps.