Many Facebook Apps (like FarmVille) need permission to send you emails before you use them, but many of you might not want to share your email for privacy reasons. If you'd like to keep your email private, you can actually have Facebook create a temporary forwarding email just for apps.When you first get the permissions prompt from an app (shown above), just click the "Change" link under "Send me email", and Facebook will create an anonymous email address for you. Messages from that app will be forwarded to your main email address, but the app will never see your actual email - just the anonymous one Facebook created. [Digital Inspiration]
Hide Your Email Address From Third-Party Facebook Apps
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The maximum number of face turns needed to solve the classic Rubik's cube is 20, and the maximum number of quarter turns is 26. It took 30 years to discover these numbers, which were finally proved by Tomas Rokicki and Morley Davidson using a mixture of mathematics and computer calculation. (The puzzle does have 43 quintillion possible configurations after all.) So how did the current world-record holder SeungBeom Cho manage to solve Rubik's cube in under five seconds? (4.59 seconds to be exact.)
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