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Re: PS-15: Regular Expression Comparison of URIs

From: Eric Prud'hommeaux <eric@w3.org>
Date: Tue, 23 Mar 2004 17:24:58 -0500
To: Patrick Stickler <patrick.stickler@nokia.com>
Cc: public-rdf-dawg@w3.org
Message-ID: <20040323222458.GC32565@w3.org>

On Tue, Mar 23, 2004 at 09:27:38AM +0200, Patrick Stickler wrote:
> 
> On Mar 23, 2004, at 06:41, ext Eric Prud'hommeaux wrote:
> 
> >
> >
> >While the content selection/site description communities may not need
> >all of regular expressions, historically, they have made use of
> >substrings ala $uri =~ m/http:\/\/playboy\.com\/pictures.*/
> 
> I'm sorry, but I don't understand the significance of this comment. Are
> you saying regular expression comparison is a bad thing because some
> folks might do bad things with it? Or are you saying it's a good thing
> because it allows folks to do things they already do and find useful?

the latter. It was supposed to be without value judgement, just an
observation that there are folks who have a need for a subset of that
expressivity.

> Patrick
> 
> 
> >
> >On Thu, Mar 18, 2004 at 08:51:37AM +0200, Patrick Stickler wrote:
> >>
> >>
> >>A client wishes to discover resources which are denoted by
> >>URIs which match a particular regular expression and obtain
> >>descriptions of those resources.
> >>
> >>The client is aware of a source of knowledge from
> >>which such resources might be discovered.
> >>
> >>Following the DAWG recommendation, the client formulates a
> >>query which describes one or more example templates which
> >>reflect the desired characteristics and submits the query
> >>to the knowledge source.
> >>
> >>The knowledge source returns a set of zero or more
> >>resource descriptions, each description describing a
> >>resource which matched an example template.
> >>
> >>--
> >>
> >>Patrick Stickler
> >>Nokia, Finland
> >>patrick.stickler@nokia.com
> >
> >-- 
> >-eric
> >
> >office: +81.466.49.1170 W3C, Keio Research Institute at SFC,
> >                        Shonan Fujisawa Campus, Keio University,
> >                        5322 Endo, Fujisawa, Kanagawa 252-8520
> >                        JAPAN
> >        +1.617.258.5741 NE43-344, MIT, Cambridge, MA 02144 USA
> >cell:   +1.857.222.5741 (does not work in Asia)
> >
> >(eric@w3.org)
> >Feel free to forward this message to any list for any purpose other 
> >than
> >email address distribution.
> >
> >
> 
> --
> 
> Patrick Stickler
> Nokia, Finland
> patrick.stickler@nokia.com

-- 
-eric

office: +81.466.49.1170 W3C, Keio Research Institute at SFC,
                        Shonan Fujisawa Campus, Keio University,
                        5322 Endo, Fujisawa, Kanagawa 252-8520
                        JAPAN
        +1.617.258.5741 NE43-344, MIT, Cambridge, MA 02144 USA
cell:   +1.857.222.5741 (does not work in Asia)

(eric@w3.org)
Feel free to forward this message to any list for any purpose other than
email address distribution.
Received on Tuesday, 23 March 2004 17:25:05 GMT

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