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Mac OS X Tiger in a Nutshell by Jason McIntosh, Chuck Toporek, Chris Stone, Andy Lester

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Name

uuidgen

Synopsis

uuidgen

Sends to standard output a generated Universally Unique Identifier (UUID). A UUID is a 128-bit value guaranteed to be unique. This is achieved by combining a value unique to the computer, such as the MAC Ethernet address, and a value representing the number of 100-nanosecond intervals since a specific time in the past.

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