On Thu, 4 Apr 2002, Nick Kew wrote: > > Also it is possible to add more info, such as a checksum, so that we know > > if the documents have been changed or not. It would be great if the Web > > server could give us that information. > > A checksum is not particularly useful, because it will be messed up > by trivial changes - e.g. a document that displays "todays date" but > otherwise doesn't change. That's why Jim and I are using smarter > structural hashes to measure change. I've just had email commenting on that. I'll answer publicly to preempt anyone else who might make a similar comment. See <URL:http://lists.w3.org/Archives/Public/www-annotation/2002JanJun/0076.html> together with the messages referenced in it, and the thread that followed, including <URL:http://lists.w3.org/Archives/Public/www-annotation/2002JanJun/0098.html> (Jim, did you post anything concerning your work after that thread)? -- Nick Kew Site Valet - the mark of Quality on the Web. <URL:http://valet.webthing.com/>Received on Wednesday, 3 April 2002 19:13:12 GMT
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