Invisible .pdf files

[Reindl Harald]

Am 12.04.2013 19:03, schrieb Timothy Murphy:
> Reindl Harald wrote:
> 
>>> I've recently downloaded two files from different sites,
>>> using Firefox under Fedora-18/KDE .
>>> (One was a Ubuntu tutorial from Lockergnome.)
>>> In each case the file is immediately opened in acroread
>>> (ie I don't start acroread).
>>> In one case the name given in acroread was 13656_0_ .
>>> I found this file is in /var/tmp/kdecache-tim/krun ,
>>> though it is not shown by locate even after updatedb ,
>>> and copied it to a more permanent position.
>>>
>>> But what puzzles me is: is this a deliberate feature
>>> to semi-hide files for some reason?
>>> Or has there been a recent change in Firefox or Acroread?
>>> Or have I misunderstood in some way?
>  
>> it is up to you to configure how each mimetype is
>> handeled in Firefox and if it is set to "open with
>> application XYZ" it is intentional to only have a
>> temporary file because you did not request a download
>>
>> that updatedb does not find files in /var/tmp and /tmp
>> is also intentional and controlled by /etc/updatedb.conf
> 
> Thanks for the two bits of info.
> 
> I should have said that I have no problem opening a PDF file
> http://*.pdf in Firefox, which starts up acroread,
> so I guess my Firefox settings are fine.
> The files that have puzzled me have all come
> after clicking on "Download" in a web-site.
> On downloading the file acroread starts up,
> and reads the file without problem.
> The filename never has the .pdf extension -
> it always has a name like 13656_0_ 

because you said to your browser it should load PDF files in acrobat
the website usually points to the pdf-file with a link
what your browser does with this information is out of control of the website

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