Hacker ethic term "hack" arose from MIT lingo, as the word had long been used to describe college pranks that MIT students would regularly devise. However, Levy's hacker ethic also has often been quoted out of context and misunderstood to refer to hacking as in breaking into computers, and so many sources incorrectly imply that it is describing the ideals of white-hat hackers. However, what Levy is talking about does not necessarily have anything particular to do with computer security, but addresses broader issues. The hacker ethic was described as a "new way of life, with a philosophy, an ethic and a
Global Trade Item Number and GTIN-14s may be encoded in ITF-14 or GS1-128 barcodes. The choice of barcode will depend on the application; for example, items to be sold at a retail establishment could be marked with EAN-8, EAN-13, UPC-A or UPC-E barcodes. The EAN-8 code is an eight-digit barcode used usually for very small articles, such as chewing gum, where fitting a larger code onto the item would be difficult. Note: the equivalent UPC small format barcode, UPC-E, encodes a GTIN-12 with a special Company Prefix that allows for "zero suppression" of four zeros in the GTIN-12. The GS1 encoding and decoding rules