QR codes are quick, easy to generate, and let you share digital information in offline spaces. Here is what you should know ...

Recently [mit41301] wondered about increasing the data capacity of QR ... codes, coloring them as red, green, blue, and merging the result. Decoding is performed by separating the color image ...

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, ...