From: Simon Wright <simon@pushface.org>
Subject: Re: Annoucing memcache-ada 0.1
Date: Mon, 17 Jan 2011 19:57:47 +0000
Date: 2011-01-17T19:57:47+00:00 [thread overview]
Message-ID: <m262tnmhfo.fsf@pushface.org> (raw)
In-Reply-To: op.vpf86sjbule2fv@garhos
"Yannick Duchêne (Hibou57)" <yannick_duchene@yahoo.fr> writes:
> Le Mon, 17 Jan 2011 11:40:12 +0100, Simon Wright <simon@pushface.org>
> a écrit:
>> Using AJAX, there is certainly state within one page... but even
>> excluding that, there clearly _is_ per-session state on the server; of
>> course, the browser has to identify the session concerned before the
>> server can know where to continue from.
>
> I see your point, you are right too. I lacked some precision: this
> depends on the involved functionality. If you are serving pages whose
> access requires some right (like browsing a private forum), then it
> just requires a cession state, and the server is able to hold it. On
> the other hand, richer web applications (the ones I was implicitly
> referring too), requires a state stored in the page, or at least a
> reference to a state for that page. If the user hit the Back button,
> any request made from that page will have to send the state
> associated with that previous page. Imagine a user clicking a Submit
> button in a page retrieved from the browser cache he/she reached
> after hitting Back in the browser; then imagine he/she already click
> this button before he came back to it (this is a typical case of
> error if the server handles the second request with the sate
> associated to the last requested page).
Yes, this is a real problem with AJAX applications; you press Back and
end up in something you'd forgotten about half an hour ago. And Forward
will not recover.
next prev parent reply other threads:[~2011-01-17 19:57 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-16 20:52 Annoucing memcache-ada 0.1 R. Tyler Croy
2011-01-16 22:09 ` Maciej Sobczak
2011-01-16 22:41 ` Yannick Duchêne (Hibou57)
2011-01-16 22:44 ` Yannick Duchêne (Hibou57)
2011-01-17 10:40 ` Simon Wright
2011-01-17 11:07 ` Yannick Duchêne (Hibou57)
2011-01-17 19:57 ` Simon Wright [this message]
2011-01-17 12:13 ` Georg Bauhaus
2011-01-17 19:59 ` Simon Wright
2011-01-17 10:50 ` pascal.obry
2011-01-17 10:57 ` Yannick Duchêne (Hibou57)
2011-01-17 11:02 ` pascal.obry
2011-01-17 11:14 ` Yannick Duchêne (Hibou57)
2011-01-17 12:49 ` pascal.obry
2011-01-16 23:09 ` R. Tyler Croy
2011-01-16 23:47 ` Georg Bauhaus
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