[Zope] how to invalidate an object in the cache?

[Itamar Shtull-Trauring]

Marc Boschma wrote:

> Sounds like you need to manipulate the expiry time for the objects. I'd
> suggest that that can either be done in the RESPONSE or via meta tags in the
> standard_html_header to mark the page and the image as non-cacheable.

Read the Cacheability Howto - http://www.mnot.net/cache_docs/

You can set the HTTP headers described there using RESPONSE.setHeader:
RESPONSE.setHeader('Cache-Control', 'no-cache')

-- 
Itamar S.T.  itamar@maxnm.com
Fingerprint = D365 7BE8 B81E 2B18 6534  025E D0E7 92DB E441 411C