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  2. Woman accused of swapping barcodes at Walmart paid only ... - AOL

    www.aol.com/news/woman-accused-swapping-barcodes...

    Woman accused of swapping barcodes at Walmart paid only $3.70 for $1,800 worth of electronics A Florida woman was arrested on Monday after attempting to carry out one of the most interesting ...

  3. Barcode reader - Wikipedia

    en.wikipedia.org/wiki/Barcode_reader

    A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner , it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals.

  4. CueCat - Wikipedia

    en.wikipedia.org/wiki/CueCat

    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 designed to allow a user to open a link to an Internet URL by scanning a barcode. The devices were given away free to Internet users starting in 2000 by the now-defunct ...

  5. Thief using homemade barcode ring to scam Walmart self ... - AOL

    www.aol.com/news/thief-uses-homemade-barcode...

    Ring this guy up. An ingenious Idaho man used a homemade barcode-inscribed ring at Walmart’s self-checkout to pay the price of a can of soup for pricey goods, according to authorities.

  6. Walmart has a Canon all-in-one printer for $29, and I ... - AOL

    www.aol.com/lifestyle/walmart-canon-one-printer...

    Enter the Canon Pixma MG2522 all-in-one, currently on sale at Walmart for just $29. You'd be hard-pressed to buy a single ink cartridge for $29, let alone an entire printer.

  7. Universal Product Code - Wikipedia

    en.wikipedia.org/wiki/Universal_Product_Code

    A UPC barcode. The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.. The chosen symbology has bars (or spaces) of exactly 1, 2, 3, or 4 units wide each; each decimal digit to be encoded consists of two bars and two spaces chosen to have a total width of 7 units, in both an "even" and an "odd" parity form, which enables ...

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