Why your phone’s camera is secretly a barcode scanner Modern phones treat barcodes and QR codes as just another kind of visual information, so the same camera you use for photos can also read the ...
To marvel at the choice and convenience of modern shopping, go visit your grocery-store mustard aisle. My local Whole Foods sells more than 20 different kinds: basic yellow mustard and Grey Poupon, ...
It was invented for labelling automobile parts - but now QR codes are used in a much broader context in everyday life. The two-dimensional matrix barcode, created by the Japanese company Denso Wave in ...
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