New answers tagged settings
With OS X Yosemite, you can use Dark Mode. Go to System Preferences → General and check Use dark menu bar and Dock.
If all your music is deleted locally, then go to Settings => Music => Show All Music and uncheck the box. This will hide all music including the purchased one stored in the cloud.
Try this application, it has a LOT of OSX modifications: http://www.bresink.com/osx/TinkerTool.html
Are you sure someone isn't playing a joke on you? Just rename the service. Click the ⚙ icon... Then rename the server. You can call "Thunderbolt Ethernet" something like "Wi-Fi", "Yo Mama" or anything you wish. You'll also want to change the name of the inactive "Wi-Fi" entry to "Thunderbolt Ethernet". Your software seems to have switched the interface ...
Mavericks 10.9: "System Preferences" - "Bluetooth" - select your device, right click - "Rename"
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