How big your code should be printed depends on how many characters you “encode” into it. It can take an absolute maximum 7,000 characters, but realistically most people will encode about 20 letters or ...

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If it seems like QR codes are everywhere these days, that's because, well, they are. Thanks to a surge in popularity during the COVID-19 pandemic, these scannable codes are being used by businesses ...

Supermarket chains including Tesco, Morrisons and Ocado are already trialling QR codes on products which will eventually replace barcodes in an eco-friendly drive. The retailers have brought in QR ...

The stickers include a QR code. In other parts of the country, such QR codes have sent smartphone users to sites selling drugs. One spotted on a lamppost on a busy walking route in Shrewsbury shows a ...

If you have submitted all your votes in one go then you won’t be able to vote again. If you have chosen to vote one at a time or in multiple submissions then you can use the ‘VOTE AGAIN’ button, as ...

Drug dealers are putting QR code stickers that read 'get your delivery' above a picture of a gold cannabis leaf on lampposts to advertise to potential customers. The latest sticker was spotted near a ...