| Re: totally WEIRD bug? Firefox caching? [message #185389 is a reply to message #185387] |
Sat, 22 March 2014 15:48   |
Robert Heller
Messages: 60
Registered: December 2010
Karma:
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At Sat, 22 Mar 2014 12:10:00 +0000 The Natural Philosopher <tnp(at)invalid(dot)invalid> wrote:
>
> On 22/03/14 06:24, Nisse Engström wrote:
>> On Thu, 20 Mar 2014 18:39:10 +0000, The Natural Philosopher wrote:
>>
>>> The problem is that it didn't send an error code in the header
>>>
>>> It sent a valid header, the some error text, and then the PNG
>>>
>>> I generate all my own headers so there's a strange bug somewhere, but at
>>> least I know where to look.
>>
>> I don't know if it is relevant, but there's a long standing bug
>> in Apache where it sends its own HTTP response after the output
>> of an NPH-scipt. If I recall correctly.
>>
>
> Mmm.
>
> I took a break from coding after tearing my hair out on this one. So I
> still haven't tracked it down to the bottom. I needed to step back and
> look at the authorisation mechanisms which were getting so complicated
> even I didn't entirely understand them, and write some documentation on
> them and construct some state machine charts so that I could look at
> them and construct the right conditional tests for a 2D matrix of
> authorisation possibilities.
>
> Because the problem had two aspects - firstly it was failing
> authorisation when it shouldn't, and secondly it wasn't behaving
> correctly for refused authorisation.
>
>
> But I will bear that in mind.
>
> And thanks to all those who prompted things that were in fact the wrong
> answers, because in the end that led me to the right answer.
Standard scientific methology -- one learns as much from 'failed' experiments
as from successful experiments. Also: "Once you have eliminated the
impossible, whatever is left, however improbable, is the answer." (Or
something like that) -- quoted from a well know fictional character...
>
>
>
>
>>
>> /Nisse
>>
>
>
--
Robert Heller -- 978-544-6933 / heller(at)deepsoft(dot)com
Deepwoods Software -- http://www.deepsoft.com/
() ascii ribbon campaign -- against html e-mail
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