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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 barcode readers, of which ...
A telegraph code is one of the character encodings used to transmit information by telegraphy. Morse code is the best-known such code. Telegraphy usually refers to the electrical telegraph, but telegraph systems using the optical telegraph were in use before that. A code consists of a number of code points, each corresponding to a letter of the ...
At one point, if a reader searched for dioxin, they arrived at this article. The too-long hatnote on this page probably befuddled many readers looking for the Wikipedia article Polychlorinated dibenzodioxins, which is about the environmental pollutants known as dioxins. The reader had to get past 37 words, including one wikilink, before finding ...
Microsoft says it saw a 560% increase in use of Immersive Reader from February to May, likely because a lot of people were starting to look for new online education tools as the COVID-19 pandemic ...
ShotCode is a circular barcode created by High Energy Magic of Cambridge University. It uses a dartboard -like circle, with a bullseye in the centre and datacircles surrounding it. The technology reads databits from the datacircles by measuring the angle and distance from the bullseye for each point. ShotCodes are designed to be read with a ...
Hospital emergency codes are coded messages often announced over a public address system of a hospital to alert staff to various classes of on-site emergencies. The use of codes is intended to convey essential information quickly and with minimal misunderstanding to staff while preventing stress and panic among visitors to the hospital.
Sensitivity reader. A sensitivity reader is someone who reads a literary work, looking for perceived offensive content, stereotypes and bias, creating a report for an author or publisher with suggested changes. [1] [2] The use of sensitivity readers has attracted criticism from some authors and members of the public, particularly with respect ...
CueCat barcode scanner and interposer cables with male and female PS/2 connectors. The CueCat, styled :CueCat with a leading colon, is a cat-shaped handheld barcode reader that was given away free to Internet users starting in 2000 by the now-defunct Digital Convergence Corporation (which often styled its own name as Digital:Convergence Corporation).