- From: Chris Knight <Christopher.D.Knight@nasa.gov>
- Date: Thu, 23 Jan 2003 11:44:04 -0800
- To: Lisa Dusseault <lisa@xythos.com>
- CC: "'Eriksson, Michael'" <Michael.Eriksson@bauer-partner.com>, w3c-dist-auth@w3.org
Lisa Dusseault wrote: > The IE method of doing HEAD then PUT is a timing-dependent solution to > preventing unintended overwrites. As such, it's about as dependable as > the rhythm method in preventing unintended pregnancies. :^) > The recommended way to prevent overwrite on PUT is to put the header > "If-None-Match: *" on the request. See for example > http://www.w3.org/1999/04/Editing/. And, as we discussed at the WG Interim Mtg, the use of the "Expect" HTTP header, something we should be actively encouraging development of as it's in the HTTP/1.1 as it would report an unintended overwrite before the body of the message is sent. Correct?
Received on Thursday, 23 January 2003 14:44:53 UTC