Charles Capps wrote on 5/17/2007 11:51 AM:
When in doubt, whack'em all.
Pragma: no-cache
Cache-control: no-cache, must-revalidate
Expires: (some date in the past in the proper format)
I'm not sure which one IE follows, but here's mine:
Expires: -1
Last-Modified: Thu, 17 May 2007 18:59:28 GMT
Cache-Control: no-store, no-cache, must-revalidate, no-transform,
max-age=0, post-check=0, pre-check=0
Pragma: no-cache
Vary: *
Etag: "7F0000010c9fb1C4D8lUXr1BEFAD"
Last-Modified is the current date/time at GMT, Etag is just a random value on
every page serve (don't make it a constant value).
- Bil
