One very easy and convenient way to share access to a wi-fi router is by generating a QR code for joining that wi-fi router, ...

And while some couples opt to include a paper RSVP card, many modern duos skip such an insert, opting instead to include a ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...