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Re: Media types

From: Edwin Ortega <ortegae@wns.net>
Date: Wed, 16 Jan 2002 13:23:11 -0800
Message-ID: <003f01c19ed4$0287e3c0$32a2583f@val6000>
To: "Mike Dierken" <mike@dataconcert.com>, <www-tag@w3.org>, <xml-dist-app@w3.org>

----- Original Message -----
From: "Mike Dierken" <mike@dataconcert.com>
To: <www-tag@w3.org>; <xml-dist-app@w3.org>
Sent: Tuesday, January 15, 2002 10:24 AM
Subject: RE: Media types


>
> What are the things we are trying to describe here?
> It looks to me like there are three concepts:
>  - syntax (its xml, or binary, or etc.)
>  - schema (the names and/or structures that are obeyed)
>  - model (the particular structural rules for this instance of content,
when
> schema has choices)
>
> I'm not as concerned about how these are represented, and where they show
up
> in a message, as I am about what we are trying to describe. Perhaps schema
> and model are the same thing - perhaps there is a 'usage' slot, but this
is
> the level of question I'd like to see answered.
>
> Mike
>
>
> > -----Original Message-----
> > From: Mark Baker [mailto:distobj@acm.org]
> > Sent: Tuesday, January 15, 2002 7:44 AM
> > To: paul@prescod.net
> > Cc: www-tag@w3.org; xml-dist-app@w3.org
> > Subject: Re: Media types
> >
> >
> > > Consider this example from the XSLT specification:
> > >
> > > <html xsl:version="1.0"
> > >       xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
> > >       xmlns="http://www.w3.org/TR/xhtml1/strict">
> > >   <head>
> > >     <title>Expense Report Summary</title>
> > >   </head>
> > >   <body>
> > >     <p>Total Amount: <xsl:value-of
> > select="expense-report/total"/></p>
> > >   </body>
> > > </html>
> > >
> > > It's a perfect example. This document is logically XSLT, not HTML.
> >
> > In this example, I'd say it's both HTML and XSLT.  However,
> > HTML has the advantage in determining how that XSLT should be
> > interpreted, since it's the container.
> >
> > For example, if HTML had an element called "do-not-process"
> > that meant that any content whtin should not be dispatched to
> > alternate processors, and that your XSLT was within this
> > element, would you still say it was a stylesheet?
> >
> > I agree with TimBL when he says;
> >
> > "The significance of any nesting of one withing the other is
> > to be defined by the nesting (outermost) specification [...]"
> >
> > (from http://lists.w3.org/Archives/Public/www-tag/2002Jan/0081.html )
> >
> > MB
> > --
> > Mark Baker, Chief Science Officer, Planetfred, Inc.
> > Ottawa, Ontario, CANADA.      mbaker@planetfred.com
> > http://www.markbaker.ca   http://www.planetfred.com
> >
>
>
Received on Wednesday, 16 January 2002 12:26:08 GMT

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