- From: David Singer <singer@apple.com>
- Date: Mon, 23 Jun 2014 16:11:04 -0700
- To: Silvia Pfieffer <silviapfeiffer1@gmail.com>
- Cc: "Henry S. Thompson" <ht@inf.ed.ac.uk>, Robin Berjon <robin@w3.org>, TAG List <www-tag@w3.org>
On Jun 23, 2014, at 16:10 , Silvia Pfeiffer <silviapfeiffer1@gmail.com> wrote: > We would need to be consistent for all constants defined in the spec in defining such a referencing scheme. Also, it has no impact on the normative implementations of UAs. I would therefore suggest to add a sentence like this to an introductory section with an explanation of how to find the URLs for all defined constants, maybe with a kind value add an example. works for me! > > Best Regards, > Silvia. > > On 24 Jun 2014 07:21, "David Singer" <singer@apple.com> wrote: > I would actually prefer that ‘the w3c’ simply decide, I think. Ideally there is a sentence somewhere saying roughly > > “The URI to identify an HTML[5] track ‘kind’ value, when used in other contexts, is http://…” > > As I say, DASH uses a Scheme (think, namespace) + Value pair. > > On Jun 23, 2014, at 12:08 , Robin Berjon <robin@w3.org> wrote: > > > On 23/06/2014 19:09 , David Singer wrote: > >> On Jun 23, 2014, at 10:06 , Henry S. Thompson <ht@inf.ed.ac.uk> > >> wrote: > >>> David Singer writes: > >>>> Since we want permanent labels, I fear that tying them to a > >>>> version of the spec and its anchors and/or sections, and > >>>> location, might be fragile. And, as Robin points out, we don’t > >>>> need choice. > >>> > >>> The whole point of W3C's usage of undated URIs is so that the > >>> location _doesn't_ change. As long as there is a W3C, > >>> http://www.w3.org/TR/html5/#attr-trace-kind-subtitles will > >>> resolve. That's as good a promise as you're going to get > >>> (persistence as commonly understood is a service-level guarantee, > >>> _not_ a property of names!). > >> > >> and when HTML5 moves to HTML6 or 7? Is the name really specific to > >> this version of HTML? > > > > That's why I suggested using /html/ instead of /html5/ if you want something that updates with versions. If you want something that's guaranteed to be absolutely stable forever, use the dated version as Henry suggests (or a namespace document). > > > >> what if some editor decides to change the name of the anchor > >> (consistently in the document), so now it’s > >> > >> http://www.w3.org/TR/html5/#attribute-trace-kind-subtitles > >> > >> is there really a guarantee of stability for anchor names? > > > > That's undocumented, so if you need it to resolve (I thought you just needed names) then you shouldn't rely on it — we've broken these several times before. In practice we probably won't break this for /html5/; we will almost certainly break them in some future version. > > > > -- > > Robin Berjon - http://berjon.com/ - @robinberjon > > David Singer > Manager, Software Standards, Apple Inc. > David Singer Manager, Software Standards, Apple Inc.
Received on Monday, 23 June 2014 23:11:43 UTC