You have to test it production. The headers on dev on all requests are
very different than in live.

I believe all the images from the live image server has a 1 day cache
expiration.

On Sep 14, 4:25 pm, Joseph Letness <[email protected]> wrote:
> Hi everybody,  I would like to allow browser caching of images served
> from get_serving_url().  I've had success using get_serving_url() for
> generating images and thumbnails but the Cache-Control is set to "no-
> cache" and the expiration dates are in the past (I've only implemented
> this functionality on the development server, I have not tried to
> deploy yet).
>
> Is there any way of setting the Cache-Control?  I can't seem to find
> any info in the documentation or with a general search, other than a
> reference to High-Performance Image Serving:  "It also handles setting
> proper Cache-Control headers so you don't have to worry about that."
>
> I'm using django (appenginepatch).
>
> Thanks, in advance!

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