- From: Ian Hickson <ian@hixie.ch>
- Date: Sun, 25 Oct 2009 11:59:11 +0000 (UTC)
- To: Martin McEvoy <martin@weborganics.co.uk>
- Cc: Jonas Sicking <jonas@sicking.cc>, John Giannandrea <jg@metaweb.com>, public-html@w3.org
On Sun, 25 Oct 2009, Martin McEvoy wrote: > Jonas Sicking wrote: > > > Given that RDF has been deployed for a while now, can you give any > > > example where this feature has been used? I.e. where several > > > *independent* parties have described properties of the same object, > > > and used this identifying mechanism to do it. > > Yes there is one example I can think of ( not in a RDF sense ) I think > the uid class in microformats hcard is intended to be used as a unique > identifier of a hcard, it is also a url. The uid identifier is used to > determine a representative hCard [1]. I like to think of it more as the > canonical url of a hCard. Itemid and uid do seem very similar in > concept. > > [1] http://microformats.org/wiki/representative-hcard The Microdata vCard vocabulary excludes UID for this reason (there's a comment in the source mentioning that itemid="" should be used instead). http://www.whatwg.org/specs/vocabs/current-work/ -- Ian Hickson U+1047E )\._.,--....,'``. fL http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,. Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
Received on Sunday, 25 October 2009 11:46:01 UTC