When the built-in SSD in his MacBook Air failed, Macworld’s Dan Moren decided to try replacing it himself (surprisingly, at the suggestion of an Apple Genius). The process was easier than he thought, taking only 20 minutes. He explains what he did, and walks you through how to restore your data with SuperDuper, including a pointer to a handy utility that restores Mac OS X’s Recovery Partition. follow link
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Disabling Dock Space-Making Feature
Having a hard time dragging a file into a folder in the Dock without the Dock trying to make room for it? Holding down Command while dragging the item temporarily disables this Dock feature.
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How to Replace a MacBook Air’s SSD