23 May 2018
THE rectangles of a two-dimensional (2D) barcode are Mondrian-esque. The black-and-white codes characterize information in grid type, which solely a computer can decipher. QR code (abbreviated from Quick Response Code) is the trademark for a sort of matrix barcode (or two-dimensional barcode) first designed for the automotive industry in Japan. A barcode is a machine-readable optical lab...