They seem similar. But, what if you want to have more than one paging semantic applied to a single feed, and those uses of paging don't align? I.e., there's contention for prev/next?

If no one shares my concern, I'll drop it... as long as I get to say "I told you so" if/when this problem pops up :)



On 17/10/2005, at 3:21 PM, Thomas Broyer wrote:

I don't think there are different concepts of paging.

Paging is navigation through subsets (chunks) of a complete set of entries.

If the complete set represents all the entries ever published through an ever-changing feed document (what a feed currently is, you subscribe with an URI and the document you get when dereferencing the URI changes as a sliding-window upon a set of entries), then paging allows for feed state reconstruction. In other terms, feed state reconstruction is a facet of paging, an application to non-incremental feeds.


I think it's worth waiting consensus on previous/next or forwards/ backwards, first/last or head/tail, etc. and having a "paging" spec (or just IANA registration, I don't really matter), and orthogonally define an fh:incremental extension (fh:incremental will just change newsreaders behavior, not the paging concept).
It seems James is having the same feeling…


--
Mark Nottingham     http://www.mnot.net/


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