QR codes are cool, but they haven't quite caught on en masse yet, because finding cool uses for them have been challenging. One popular use for QR codes is printing them on business cards. Sharon ...

[Russ Cox], current Googler and formerly of Bell Labs, posted an awesome guide to putting images in a QR code. Unlike this terrible attempt I wrote last August, [Russ ...

Whether they're on product packaging, promotional materials or in magazines, most QR codes do the same thing – when a smartphone scans them with its camera, they trigger that phone's web browser to ...

QR Codes are a two-dimensional type of matrix barcode that are used for a variety of uses. They’re one way of turning a long piece of string data into an easily machine-readable format. For this ...