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zakdances/gist:6058266

Created July 22, 2013 22:25
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CoffeeScript implementation of http://stackoverflow.com/a/16693578/697190
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gistfile1.coffee
generateUniqueID = () ->
_p8 = (s) ->
p = (Math.random().toString(16)+"000000000").substr(2,8)
if s then "-" + p.substr(0,4) + "-" + p.substr(4,4) else p
_p8() + _p8(true) + _p8(true) + _p8()
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