def decode_qr_code(qr_matrix): matrix_size = len(qr_matrix) # Get the size of the QR matrix extracted_bits = [] # Store extracted bits # Traverse the QR matrix in ...

QR codes–square, dot-matrix variants of the venerable UPC–are becoming an increasingly popular way to share information such as URLs, contact details, GPS coordinates, and calendar events. The idea is ...

QR codes are everywhere, tantalizing us with hidden information. Of course, a few of them are portals to malware or other uncool business, so it's not a good idea to just scan them all and hope for ...