web app qr code scanner

Recently did a scan code login function, briefly explain the idea:Web-side generated a two-dimensional code, two-dimensional code content is a string of random garbledThen take the scanning function in the app to sweep, read to garbled, and the app's current user's UID is bound together to submit to the serverWeb page

*/ . class{} } @media (device-height:568px) and (-webkit-min-device-pixel-ratio:2) {/* compatible iphone5 */ . class{} } @media (DEVICE-HEIGHT:667PX) and (-webkit-min-device-pixel-ratio:2) {/* compatible IPHONE6 */ . class{} } @media (DEVICE-HEIGHT:736PX) and (-webkit-min-device-pixel-ratio:2) {/* compatible iphone6 Plus */ . class{} } Mode two, link to a separate style sheet, put the following

) and (-webkit-min-device-pixel-ratio:2) {/* compatible iphone5 * /. class{}} @media (Device-height : 667px) and (-webkit-min-device-pixel-ratio:2) {/* compatible Iphone6 */ . class{}} @media (DEVICE-HEIGHT:736PX) and (- WEBKIT-MIN-DEVICE-PIXEL-RATIO:2) {/* compatible with iphone6 Plus */ . class{}}Mode two, link to a separate style sheet, put the following code in the Using JSDetermine whether the iphone 4 or iphone 5 or iphone 6, iPhone6 pl

Web involves programs: Carello Web on NT running IIS Describe: Carello Web enables ASP source code exposure With: Carello Web is a software that supports online shopping. Carello Web There is a security problem that allows a r