The use of Google Sheets can help you in executing a working QR code attendance system. As the schools and offices' means of attendance are heavily affected by the COVID-19 outbreak, the use of ...
What is a QR Code? A quick-response code (QR code) is a type of barcode that contains data for a locator, an identifier, and web tracking. QR codes have been around for a long time. They were first ...
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