Setting up your computer can be a complicated process, but one thing you'd assume to be simple is plugging in your USB ...
No, they aren’t there for aesthetics.
Tech pro ThioJoe reveals secret function keys (F13–F24) that exist on keyboards but are rarely used or seen.
Abstract: A systematic theory is introduced for finding the derivatives of complex-valued matrix functions with respect to a complex-valued matrix variable and the complex conjugate of this variable.