Re: /check/referer should disallow caching

* gthb@dimon.is wrote:
>The /check/referer functionality on validator.w3.org,
>neat as it is, does not specify any cache-controlling
>HTTP headers or meta elements (other than the Date
>header). This leads smart caching clients (such as
>Opera) to display cached copies if the validator is
>used from different pages in a short time span. At
>best, this is inconvenient (e.g. one has to manually
>clear the cache or reload), at worst it is misleading
>(e.g. just now it led me to suspect the wrong page of
>being invalid). Adding the header (or http-equiv meta)
>Cache-Control: no-cache, and also Pragma: no-cache to
>support HTTP/1.0 clients, would resolve this easily,
>as far as I can see.

Yes, I've suggested the same thing about a year ago. The
alternative would be to issue a redirect to the correct
validation page.
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