BRCODES.COM. Read a Barcode. From Wired How-To Wiki Why are barcodes so cryptic? Those little graphics found on the packages, composed of straight thin and bold lines, are the universal way to keep track of inventory. It stands to figure that these things have got to be useful, if only you can crack the code. Well, you can. In September of 1999, a 16-year-old Louisiana high school student named Jonathan Washington demonstrated an ability to read the Code 39 bar codes off any student's ID badge in 15 seconds.
Think you can beat him? Let's get started. This is one article in a large database of the How-To wiki. What You Need A pair of eyes and maybe a magnifying glass (Optional) A barcode scanner, if you're into shortcuts What Exactly is a Barcode? One of the oldest and most common bar code systems is Numeric Code 39 (pronounced 3 of 9), which was first developed in 1974 and can be read by almost any industrial bar code scanner. Encoding and Encryption It takes six symbols to describe a number in Code 39. In the Future. QR Code and Two dimensional Bar Code News. Open Source QR Code Library.
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