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4 hours ago · 1) Construct the unsigned binary number: exclude the first bit (the leftmost); this bit is reserved for the sign, 1 = negative, 0 = positive and does not count when calculating the absolute value (without sign). 2) Multiply each bit of the binary number by its corresponding power of 2 that its place value represents.
1 day ago · Users could create their own "username@facebook.com" email address to communicate, use text messaging, or through the Facebook website or mobile app's instant messaging chat. All messages were contained within single threads in a unified inbox. The email service was terminated in February 2014 because of low uptake. FBML
