“Yo, what’s your WiFi password?” It’s a question we’ve all asked, and answered, dozens of times. Happily, there appears to be a neat way around the issue, as an intrepid Reddit user recently made well ...

The QR code is having an extended moment, given that we’re all still wary of dealing with physical documents, touching surfaces, and generally interacting with the world at large. The switch to ...

QR code, short for Quick Response Code, is a kind of matrix barcode that includes information about a product or service. You can find it being used for advertising purposes, where brands put up ...