QR codes are visual patterns that store data smartphones can read. AP Photo/Vincent Yu Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations ...

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.

QR codes are surrounded by blank space, the quiet zone, to help the computer determine where the QR code begins and ends. QR codes can include an optional logo in the middle. Like barcodes, QR codes ...

QR codes are a technology that desperately wants our attention. They appear everywhere from supermarket shelves and magazines to hiking trails and tombstones. Never ...

QR code use at university have made little more than a limp entry within academic institutions. In theory, QR codes could be used as a medium for many applications in academic learning. It could ...

If your Android device is not scanning a QR code, there could be a number of potential issues at play.

The Army is building new digital tools to help its human resources personnel sign soldiers into new stations or assign troops ...