Hi Jhonny,
please send your mails to the mailing list. This way other users also
can benefit.
jhonny thio wrote:
> Rely on events rather than polling the server could be a solution if
> this is a scenario for your application. ===> I don't understand about this
> step. Can you tell me how ?
I think of events on the client-side on which you can react. First of
all you should explain why you need to poll the server. Maybe it is
possible to work out other solutions.
cheers,
Alex
> ----- Original Message ----
> From: Alexander Back <[EMAIL PROTECTED]>
> To: qooxdoo Development <qooxdoo-devel@lists.sourceforge.net>
> Sent: Thursday, July 31, 2008 12:26:00 AM
> Subject: Re: [qooxdoo-devel] Memory on remote.Request in the TIMER
>
> Hi Jhonny,
>
> jhonny thio wrote:
>> hii...
>> I have an application that using a timer (every 1 second). The timer will
>> always request data to the AJAX (php)..
> Just a curious question: is this really necessary for your application
> or can you rely on events rather than polling the server every second?
>
>> Here is the code :
>>
>> timer = new qx.client.Timer(1000);
>> timer.addEventListener("interval", this._timerku, this);
>> timer.start();
>>
>> _timerku : function()
>> {
>> var reqall = new qx.io.remote.Request("JtChat/thread.php", "GET",
>> "text/plain");
>> reqall.send();
>> reqall.addEventListener("completed", function(e){
>> .....
>> .....
>> .....
>> }, this);
>> }
>>
>> It mean every second the program will make a new object (==> reqall). Does
>> it consume a lot memory?
> Every request object is disposed after the request is completed, so in
> theory there should be no increasing memory consumption. However the
> garbage collection mechanism of the browsers do not release memory of
> disposed objects right away. So it may lead to a increasing memory
> consumption temporarily (before the cycle of the gargabe collector starts).
>
>> Maybe someone has a good step how to request AJAX every 1s ?
> Rely on events rather than polling the server could be a solution if
> this is a scenario for your application.
>
> cheers,
> Alex
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