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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. Additionally, nearly all barcode readers contain decoder circuitry ...
Barcode library. Barcode library or Barcode SDK is a software library that can be used to add barcode features to desktop, web, mobile or embedded applications. Barcode library presents sets of subroutines or objects which allow to create barcode images and put them on surfaces or recognize machine-encoded text / data from scanned or captured ...
Opera (web browser) Opera is a multi-platform web browser developed by its namesake company Opera. [ 11][ 12][ 13] The current edition of the browser is based on Chromium. Opera is available on Windows, macOS, Linux, Android, and iOS (Safari WebKit engine). [ 14][ 15] Two mobile versions are still active, called Opera Mobile [ 16] and Opera ...
It infected millions of computers worldwide within a few hours of its release. It is considered to be one of the most damaging worms ever. It originated in the Philippines; made by an AMA Computer College student Onel de Guzman for his thesis. September: Computer hacker Jonathan James became the first juvenile to serve jail time for hacking.
Overview. Time period. Summary. 1870–1931. Earliest ideas of optical character recognition (OCR) are conceived. Fournier d'Albe's Optophone and Tauschek's Reading Machine are developed as devices to help the blind read. [1] 1931–1954. First OCR tools are invented and applied in industry, able to interpret Morse code and read text out loud.
Flash Player (also called Shockwave Flash in Internet Explorer, Firefox, and Google Chrome) was computer software for content created on the Adobe Flash platform. Flash Professional (now Adobe Animate) is Flash 's content authoring application. Form Manager was a form managing tool from Adobe which was replaced by Adobe Experience Manager Forms.
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 ...
The domains wikipedia.org and wikipedia.com (later redirecting to wikipedia.org) were registered on January 13, 2001, [W 6] and January 12, 2001, [W 7] respectively. Wikipedia was launched on January 15, 2001 [20] as a single English-language edition at www.wikipedia.com, [W 8] and was announced by Sanger on the Nupedia mailing list. [22]