From: Tommy Nordgren <tommy.nordgren@...>
Date: 2008-09-02T07:56:00+09:00
Subject: Re: generate uuid


On 1 sep 2008, at 23.48, James Gray wrote:

> On Sep 1, 2008, at 4:27 PM, Ezra Zygmuntowicz wrote:
>
>> On Aug 31, 2008, at 6:12 PM, Heesob Park wrote:
>>
>>> 2008/8/28 Newb Newb <hema@angleritech.com>:
>>>> How Can I  generate uuid ? any references or Ideas could You people
>>>> suggest.I have not even heard about it?
>>>
>>> You get get UUID on the WEB like this:
>>>
>>> require 'open-uri'
>>> uuid = open('http://www.famkruithof.net/uuid/uuidgen').
>>>       read.scan(/<h3>([-[:alnum:]]+)<\/h3>/).to_s
>>> puts uuid
>>>
>>> Regards,
>>>
>>> Park Heesob
>>
>>
>> One thing I;ve found is that all of the UUID generators are  
>> painfully slow if you need to make a bunch of uuid's.
>
> My favorite trick is:
>
>  uuid = `uuidgen`.strip
>
> It has always been fast enough for my needs.
>
> James Edward Gray II
>
>
       The variation I use is uuid = "x_#{`uuidgen`.strip}"

The advantage is that the generated uuid is always suitable as an xml ID
------------------------------------------------------
"Home is not where you are born, but where your heart finds peace" -
Tommy Nordgren, "The dying old crone"
tommy.nordgren@comhem.se