QR Codes
Have you noticed the strange looking square shape, checker like pattern code, which is given at some places to visit websites or to avail offers or even access information? If you have seen one than you are not new and if you don't know about it than also you are not new either. Chances are you might have seen QR code. QR Code is short form of Quick Response Code. It is similar to bar code but with added extra dimension making it two dimensional code. This adds more information to the code. "It is the trademark for a type of matrix barcode (or two-dimensional barcode ) first designed for the automotive industry in Japan ." - Wikipedia By Definition - It is a type of machine-readable optical label that contains information about the item to which it is attached. It uses four standardized encoding modes (numeric, alphanumeric, byte/binary, and kanji ) to efficiently store data. QR codes have recently increase their pene...