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  2. QR code - Wikipedia

    en.wikipedia.org/wiki/QR_code

    The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; the pattern of position detection was found and determined by applying the least-used ratio (1:1:3:1:1) in black ...

  3. Scancode - Wikipedia

    en.wikipedia.org/wiki/Scancode

    The most commonly encountered are the "XT" ("set 1") scancodes, based on the 83-key keyboard used by the IBM PC XT and earlier. These mostly consist of a single byte; the low 7 bits identify the key, and the most significant bit is clear for a key press or set for a key release. Some additional keys have an E0 (or rarely, E1 or E2) prefix.

  4. Canva - Wikipedia

    en.wikipedia.org/wiki/Canva

    Canva. Canva is a graphic design platform that provides tools for creating social media graphics, presentations, promotional merchandise and websites. [6] [7] [8] Launched in Australia in 2013, the service offers design tools for individuals and companies. [9] Its offerings include templates for presentations, posters, and social media content ...

  5. Google Authenticator - Wikipedia

    en.wikipedia.org/wiki/Google_Authenticator

    Proprietary freeware (some versions were under Apache License 2.0) Google Authenticator is a software-based authenticator by Google. It implements multi-factor authentication services using the time-based one-time password (TOTP; specified in RFC 6238) and HMAC-based one-time password (HOTP; specified in RFC 4226), for authenticating users of ...

  6. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    Barcode. A UPC-A barcode. A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called ...

  7. List of Google products - Wikipedia

    en.wikipedia.org/wiki/List_of_Google_products

    Android Auto for phone screens – An app that allowed the screen of the phone to be used as an Android Auto interface while driving, intended for vehicles that did not have a compatible screen built in. It was shut down in July. Google Chrome Apps – Apps hosted or packaged web applications that ran on the Google Chrome browser. Support for ...

  8. EICAR test file - Wikipedia

    en.wikipedia.org/wiki/EICAR_test_file

    EICAR test file. The EICAR Anti-Virus Test File [1] or EICAR test file is a computer file that was developed by the European Institute for Computer Antivirus Research (EICAR) and Computer Antivirus Research Organization (CARO) to test the response of computer antivirus (AV) programs. [2] Instead of using real malware, which could cause real ...

  9. Inkjet printing - Wikipedia

    en.wikipedia.org/wiki/Inkjet_printing

    Inkjet printing is a type of computer printing that recreates a digital image by propelling droplets of ink onto paper and plastic substrates. Inkjet printers were the most commonly used type of printer in 2008, and range from small inexpensive consumer models to expensive professional machines.