A small update to lbear's QR Scanner. Very good idea of his to explain how to use these codes! Basically, the changes were: the screen image is in perspective now a wider red scan line changed the yellow 'light' to red as to associate more easily to a bar code scanner changed the code linked to an URL. Now it shows the text message "OK!", just a kind of an easter egg. qr 코드 코드 바코드 QR 스캐너 레드