Re^2: mogrify not working

I tried your code and it worked! But only once. When I ran the script again it didn't flip the picture back. ?!

Comment on Re^2: mogrify not working

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Re^3: mogrify not working (image caching) by kcott (Archbishop) on Mar 02, 2014 at 23:14 UTC
"I tried your code and it worked! But only once. When I ran the script again it didn't flip the picture back. ?!" It's possible the image is being cached: what's displayed in the browser may just be a copy of what was displayed from the last run. Check the actual file on disk to see if it's being flipped between runs. If it is a caching issue, you may need to set a short expiration date. See CGI: CREATING A STANDARD HTTP HEADER for details. -- Ken	[reply]

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Re^3: mogrify not working (image caching)
by kcott (Archbishop) on Mar 02, 2014 at 23:14 UTC

"I tried your code and it worked! But only once. When I ran the script again it didn't flip the picture back. ?!"

It's possible the image is being cached: what's displayed in the browser may just be a copy of what was displayed from the last run. Check the actual file on disk to see if it's being flipped between runs.

If it is a caching issue, you may need to set a short expiration date. See CGI: CREATING A STANDARD HTTP HEADER for details.

-- Ken

[reply]