レストランのメニューから支払いに至るまで、QRコードはあらゆるものに使われています。 スマホのカメラをQRコードに合わせるだけで、自動的に関連ページを開いてくれます。しかし、メールのなかにQRコードがある場合はどうすればいいのでしょう？

How big your code should be printed depends on how many characters you “encode” into it. It can take an absolute maximum 7,000 characters, but realistically most people will encode about 20 letters or ...

Add Yahoo as a preferred source to see more of our stories on Google. You can scan the QR code on your own smartphone without needing a second device. Photo: Getty Images QR codes can be scanned ...

As announced in May, Google has given its default QR code scanner on Android an appreciable redesign. Upon launch (via the Quick Settings Tile or lockscreen shortcut), there’s a nice animation of the ...