Decimal notation describes numbers using the digits 1 through 10. Binary notation describes them using just two digits, 1 and 0, where each bit in a string represents a power of 2. The right-most bit ...

In Mac systems prior to 2011, you can uncover the Mac's firmware password using the Calculator's ability to manipulate binary numbers. Topher Kessler MacFixIt Editor Topher, an avid Mac user for the ...