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page reloading when going back

page reloading when going back  
joe
 Re: page reloading when going back  
Richard Grevers
 Re: page reloading when going back  
joe
 Re: page reloading when going back  
Richard Grevers
 Re: page reloading when going back  
Eik
From:joe
Subject:page reloading when going back
Date:Fri, 21 Jan 2005 23:03:51 -0600
Hold right and click left and I go back to previous page. After some period
of time when I go back the page will go back to previous page and then
reload. This doesn't happen all the time. only when I been browsing a
while and to my best memory it didn't happen till after I upgraded to
7.54u1. Thanks
From:Richard Grevers
Subject:Re: page reloading when going back
Date:Sat, 22 Jan 2005 20:27:01 +1300
On Fri, 21 Jan 2005 23:03:51 -0600, joe wrote:

> Hold right and click left and I go back to previous page. After some
> period
> of time when I go back the page will go back to previous page and then
> reload. This doesn't happen all the time. only when I been browsing a
> while and to my best memory it didn't happen till after I upgraded to
> 7.54u1. Thanks
>
You'll probably find that the pages are being served with both no-cache
and must-revalidate headers. This means that the browser is obliged to
reload the page, and they are designed for situations where there is a
major security risk if someone can go back in the browser (such as
banking). Alas, sites which have no need whatsoever for the header seem to
be (ab)using it.



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From:joe
Subject:Re: page reloading when going back
Date:Mon, 24 Jan 2005 00:06:28 -0600

"Richard Grevers" wrote in message
news:opskztnby00f6xb9@richardg...
> On Fri, 21 Jan 2005 23:03:51 -0600, joe wrote:
>
> > Hold right and click left and I go back to previous page. After some
> > period
> > of time when I go back the page will go back to previous page and then
> > reload. This doesn't happen all the time. only when I been browsing a
> > while and to my best memory it didn't happen till after I upgraded to
> > 7.54u1. Thanks
> >
> You'll probably find that the pages are being served with both no-cache
> and must-revalidate headers. This means that the browser is obliged to
> reload the page, and they are designed for situations where there is a
> major security risk if someone can go back in the browser (such as
> banking). Alas, sites which have no need whatsoever for the header seem to
> be (ab)using it.
>
>
>
> --> --here is one site www.ultraproducts.com This happens when going
back or forwards. I tried it with 7.11 and It doesn't reload the page.
This only started happening, as I remember, when I upgraded to 7.54U1 from
7.54
From:Richard Grevers
Subject:Re: page reloading when going back
Date:Mon, 24 Jan 2005 19:24:47 +1300
On Mon, 24 Jan 2005 00:06:28 -0600, joe wrote:

>
> "Richard Grevers" wrote in message
> news:opskztnby00f6xb9@richardg...
>> On Fri, 21 Jan 2005 23:03:51 -0600, joe wrote:
>>
>> > Hold right and click left and I go back to previous page. After some
>> > period
>> > of time when I go back the page will go back to previous page and then
>> > reload. This doesn't happen all the time. only when I been browsing
>> a
>> > while and to my best memory it didn't happen till after I upgraded to
>> > 7.54u1. Thanks
>> >
>> You'll probably find that the pages are being served with both no-cache
>> and must-revalidate headers. This means that the browser is obliged to
>> reload the page, and they are designed for situations where there is a
>> major security risk if someone can go back in the browser (such as
>> banking). Alas, sites which have no need whatsoever for the header seem
>> to
>> be (ab)using it.
>>
>>
>>
>> --> --here is one site www.ultraproducts.com This happens when going
> back or forwards. I tried it with 7.11 and It doesn't reload the page.
> This only started happening, as I remember, when I upgraded to 7.54U1
> from
> 7.54
Correct - the change was made during the 7.5 series (some banks were
blocking Opera because it didn't support must-revalidate)



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From:Eik
Subject:Re: page reloading when going back
Date:Sat, 22 Jan 2005 07:04:29 -0000
On Fri, 21 Jan 2005 23:03:51 -0600, joe wrote:

> After some period
> of time when I go back the page will go back to previous page and
> then
> reload.

What page? It just sounds like the page is expiring, falling out of
the RAM cache or there is some Javascript doing the reload. Without a
URL to check, no one knows what the HTTP headers say.


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