No way:
I added the timestamp to the images but it doesn't work!

<a data-fancybox="gallery" href="daytempdew.png?v=1612619365"> <img src = 
"daytempdew.png? v = 1612619365" alt = "$ Extras.Translation.temperatures"> 
</a>

Il giorno sabato 6 febbraio 2021 alle 03:18:08 UTC+1 [email protected] 
ha scritto:

> Not sure if this is related, but I've got a similar issue with pictures 
> getting posted on the web that "weren't updating."
> Turns out there's a trick to trick the cache into reloading the image 
> file, and it is essentially including an argument
> in the URL of a timestamp for the image.  That defeats the browsers 
> caching mechanism. It looks like this:
> <td align="center"><small><a href="myshake/gifs/RD066_EHZ_AM_00.2019100200 
> <(201)%20910-0200>.gif?v=1570017689"> night </a>
>               &nbsp/&nbsp <a href="myshake/gifs/RD066_EHZ_AM_00.2019100212 
> <(201)%20910-0212>.gif?v=1570060855"> day </a></small></td>
> Chris
>
> On Friday, February 5, 2021 at 6:06:20 AM UTC-7 [email protected] wrote:
>
>> I change the skin but nothing....
>>
>> Il giorno venerdì 5 febbraio 2021 alle 09:01:26 UTC+1 gjr80 ha scritto:
>>
>>> OK, now I see the plots are sitting on 08:00 (it's 08:50) now and no 
>>> amount of refreshing will update them. In fact if I look at just one of 
>>> your image files directly (eg http://www.meteomestre.it/daywindvec.png) 
>>> it exhibits the same behaviour only stuck on the time I first viewed the 
>>> plot. This was in Firefox. If I look at your site in Chrome it is stuck on 
>>> the same 08:00 plots. Interestingly if I open the same plot file directly 
>>> that I did in Firefox I see the plot is timestamped 08:35. If I open a 
>>> different plot file directly I see the current time stamp (most recent 
>>> upload). No amount of cache clearing will fix it for me (in either Chrome 
>>> or Firefox).
>>>
>>> Clearly the files are being uploaded to your web server OK so that rules 
>>> out WeeWX. The fact that two browsers have the same issue tends to rule out 
>>> browser quirks. Which only leaves your HTML/scripts. Think you need a 
>>> HTMl/javascript/CSS expert, something in there will be doing it.
>>>
>>> Gary
>>>
>>> On Friday, 5 February 2021 at 17:00:35 UTC+10 [email protected] wrote:
>>>
>>>> Obviously I'm talking about the graphs, if you look closely, those of 
>>>> the day are still.
>>>> They should update every 5 minutes ...
>>>>
>>>> Il giorno venerdì 5 febbraio 2021 alle 07:48:05 UTC+1 
>>>> [email protected] ha scritto:
>>>>
>>>>> If I delete the browser cache, it updates regularly, but then remains 
>>>>> blocked there
>>>>>
>>>>> Il giorno venerdì 5 febbraio 2021 alle 07:45:10 UTC+1 
>>>>> [email protected] ha scritto:
>>>>>
>>>>>> Yes, the station updates regularly and transmits data.
>>>>>> These are the graphics that are not transmitted and updated on the 
>>>>>> site.
>>>>>> I checked the local and remote folder, and the graphs are regularly 
>>>>>> updated.
>>>>>> It appears to be a cache problem.
>>>>>>
>>>>>> Il giorno venerdì 5 febbraio 2021 alle 07:35:50 UTC+1 
>>>>>> [email protected] ha scritto:
>>>>>>
>>>>>>> is this the correct target ftp location?
>>>>>>>
>>>>>>> On 5 Feb 2021, at 5:24 pm, [email protected] <[email protected]> 
>>>>>>> wrote:
>>>>>>>
>>>>>>> Feb  5 05:55:32 raspberrypi weewx[7414] DEBUG weeutil.ftpupload: 
>>>>>>> Connected to it31.siteground.eu
>>>>>>> Feb  5 05:55:32 raspberrypi weewx[7414] DEBUG weeutil.ftpupload: 
>>>>>>> Uploaded file /home/weewx/public_html/favicon.ico to /public_html/
>>>>>>> www.meteomestre.it/favicon.ico
>>>>>>>
>>>>>>>
>>>>>>>

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