Since the barcodes are coming ftom the manufacturer how you can make sure they are all unique? With you scan a product you need to make sure it’s unique
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Slightly off topic, but the history of barcodes is pretty cool. Started as a way to track train cars coming through a station that worked no matter how fast the trains were moving, then Piggly Wiggly used it to standardize pricing and created a model where shoppers can browse for themselves instead of asking a clerk behind a counter for everything.
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