Re: Example of Atom publication using LDP

On 2/7/13 4:28 PM, Pierre-Antoine Champin wrote:
> Kingsley,
>
>
> On Thu, Feb 7, 2013 at 10:13 PM, Kingsley Idehen 
> <kidehen@openlinksw.com <mailto:kidehen@openlinksw.com>> wrote:
>
>     On 2/7/13 3:48 PM, Pierre-Antoine Champin wrote:
>
>
>
>         2/ ... I think that syntax is precisely why we need profiles.
>         But don't forget that RDF has *two* levels of syntax: concrete
>         syntax (turtle vs. JSON-LD vs. RDF/XML vs...), and abstract
>         syntax (graphs).
>
>     RDF is comprised of:
>
>     1. Model - model theory etc. ;
>     2. Syntax -- subject->predicate->object triples ;
>     3. Syntax Notations -- Turtle, RDF/XML, and others ;
>     4. Serialization Formats -- Turtle, RDF/XML and others.
>
>     The breakdown above should clarify what Henry means when he speaks
>     of separating model from syntax. Thus, I think your point is about
>     using profiles to loosely couple items #2-4 with item #1 .
>
>
> I'm not sure I would state it that way...
> My point is about using profiles to constrain level 2 while Henry is, 
> I think, arguing that they can/should be used only for level 3 (not 
> sure what your level 4 is, in fact).

Can also look at content-type issues as encapsulating items 3&4. I 
prefer separating those items because how one represents data in the 
content of a document doesn't mandate how its serialized across the wire 
etc.

Item 2 is the syntax for expressing the grammar of the model.

Links:

[1] http://www.slideshare.net/kidehen/iss-1/9 -- syntax, grammar, and 
semantics .
[2] http://www.slideshare.net/kidehen/iss-1/10 -- a bit about content .

Kingsley
>
>   pa
>
>
>     -- 
>
>     Regards,
>
>     Kingsley Idehen
>     Founder & CEO
>     OpenLink Software
>     Company Web: http://www.openlinksw.com
>     Personal Weblog: http://www.openlinksw.com/blog/~kidehen
>     <http://www.openlinksw.com/blog/%7Ekidehen>
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>     LinkedIn Profile: http://www.linkedin.com/in/kidehen
>
>
>
>
>
>


-- 

Regards,

Kingsley Idehen	
Founder & CEO
OpenLink Software
Company Web: http://www.openlinksw.com
Personal Weblog: http://www.openlinksw.com/blog/~kidehen
Twitter/Identi.ca handle: @kidehen
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