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QR codes can be used to log into websites: a QR code is shown on the login page on a computer screen, and when a registered user scans it with a verified smartphone, they will automatically be logged in. Authentication is performed by the smartphone, which contacts the server.
Canva is a graphic design platform that provides tools for creating social media graphics, presentations, promotional merchandise and Web sites. [6][7][8] Launched in Australia in 2013, the service offers design tools for individuals and companies. [9][10] Its offerings include templates for presentations, posters, and social media content, as ...
A keyboard layout is any specific physical, visual, or functional arrangement of the keys, legends, or key-meaning associations (respectively) of a computer keyboard, mobile phone, or other computer-controlled typographic keyboard. Physical layout is the actual positioning of keys on a keyboard. Visual layout is the arrangement of the legends ...
Learn what to do if you're having trouble accessing your AOL Mail using a third-party email application.
The codes should be well lit. Shadow makes it more difficult to scan. Avoid reflected glare (particularly when laminating the codes or placing them behind glass). Larger codes will scan more effectively. 2 inches (5 cm) across will allow for distance and older smartphones with lower quality cameras. 1 inch (2.5 cm) should be the minimum.
If you use a 3rd-party email app to access your AOL Mail account, you may need a special code to give that app permission to access your AOL account. Learn how to create and delete app passwords.
Like the keyboard interface scanner, USB scanners do not need custom code for transferring input data to the application program. On PCs running Windows the human interface device emulates the data merging action of a hardware "keyboard wedge", and the scanner automatically behaves like an additional keyboard.
The Alt key Alt (pronounced / ɔːlt / AWLT or / ʌlt / ULT) on a computer keyboard is used to change (alternate) the function of other pressed keys. Thus, the Alt key is a modifier key, used in a similar fashion to the Shift key. For example, simply pressing A will type the letter 'a', but holding down the Alt key while pressing A will cause ...