Master two of the most powerful features of Excel Even if you use Excel all the time, you may not be up to speed on two of Excel's most useful features.
The visual guide to developing for one of the world s hottest new mobile platforms, the Android OS The Android operating system works on phones that combine a camera, Web browser, e-mail, GPS, and mapping tool into a single accessible pocket-sized unit, and can function on computers, as well.
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