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Re: chat on web, Ajax ?

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Am 24.02.2012 15:15, schrieb sl@exabyte:
>> I thought I have gathered all pieces I need, then suddenly I realise
>> there is still one problem.
>>
>> I am implementing chat on the web, ie on a browse. On browser, I can
>> only use javascript. So the problem is what method to use to listen
>> for incoming data.
>>
>> Ajax ? I am just wondering; Ajax does not seem to bother about port,
>> I mean the standard method is "open socket at server, port 8888...".
>>
>> Of course, when data is sent to a php file on server, it must be port
>> 80.
>> Is this the only way on a browser ?
>>
> 
> After reading some material, it seems that a timer (for Ajax) is necessary 
> to pool the server for messages.
> 
> With java or C/C++, there is no timer, ie a client just listens on a socket, 
> and it is notified once data is in. Correct me if I am wrong (ie the client 
> does not pool the server in this case). 
> 
> 

Replace "pool" by "poll" - a distorting typo...

/Str.

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chat on web, Ajax ? "sl@exabyte" <sb5309@hotmail.com> - 2012-02-24 21:59 +0800
  Re: chat on web, Ajax ? "sl@exabyte" <sb5309@hotmail.com> - 2012-02-24 22:15 +0800
    Re: chat on web, Ajax ? Captain Paralytic <paul_lautman@yahoo.com> - 2012-02-24 06:20 -0800
      Re: chat on web, Ajax ? "SL" <sb5309@hotmail.com> - 2012-02-24 23:52 +0800
        Re: chat on web, Ajax ? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-24 15:59 +0000
          Re: chat on web, Ajax ? "SL" <sb5309@hotmail.com> - 2012-02-25 00:23 +0800
            Re: chat on web, Ajax ? Doug Miller <doug_at_milmac_dot_com@example.com> - 2012-02-24 16:52 +0000
              Re: chat on web, Ajax ? "sl@exabyte" <sb5309@hotmail.com> - 2012-02-25 10:01 +0800
    Re: chat on web, Ajax ? "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-02-24 16:22 +0100
  Re: chat on web, Ajax ? Erwin Moller <erwinmollerusenet@xs4all.nl> - 2012-02-24 15:28 +0100
    Re: chat on web, Ajax ? Tim Streater <timstreater@greenbee.net> - 2012-02-24 14:51 +0000
      Re: chat on web, Ajax ? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-24 15:54 +0000
        Re: chat on web, Ajax ? Tim Streater <timstreater@greenbee.net> - 2012-02-24 19:02 +0000
          Re: chat on web, Ajax ? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-24 21:06 +0000
            Re: chat on web, Ajax ? Tim Streater <timstreater@greenbee.net> - 2012-02-24 21:38 +0000
              Re: chat on web, Ajax ? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-24 21:51 +0000
                Re: chat on web, Ajax ? Tim Streater <timstreater@greenbee.net> - 2012-02-24 22:26 +0000
                Re: chat on web, Ajax ? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-25 13:15 +0000
                Re: chat on web, Ajax ? Tim Streater <timstreater@greenbee.net> - 2012-02-25 13:20 +0000
                Re: chat on web, Ajax ? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-25 13:33 +0000
                Re: chat on web, Ajax ? Tim Streater <timstreater@greenbee.net> - 2012-02-25 13:42 +0000
    Re: chat on web, Ajax ? "SL" <sb5309@hotmail.com> - 2012-02-25 00:31 +0800
  Re: chat on web, Ajax ? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-24 15:48 +0000
  Re: chat on web, Ajax ? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-02-24 17:27 +0100
  Re: chat on web, Ajax ? Jeff North <jnorthau@yahoo.com.au> - 2012-02-26 00:13 +1100
  Re: chat on web, Ajax ? Arno Welzel <usenet@arnowelzel.de> - 2012-02-26 04:54 +0100

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