While most computer users make do with just a keyboard and mouse, power users often have multiple additional input devices. Gamers use joysticks or dedicated mice, CAD engineers have specialized ...

The latest patent filing from Apple Inc. hints at a next-generation multi-touch 'surface' that would combine typing, pointing, scrolling, and handwriting capabilities into a single ergonomic design ...

My cheap-ish Samsung (cheap for a QHD) has an HDMI and a DisplayPort input. If I hook up a laptop to each input, both laptops think the screen is on- even the one who is not currently being displayed.

Now, the thing to remember is that we are using a CD4512 chip, whose truth table is shown below. The important thing to note here is that, in addition to the three multiplexer select controls, A, B, ...