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Posted by Piotr Nowak on 08/24/07 05:55
Jerry Stuckle pisze:
> Erwin Moller wrote:
>> Jerry Stuckle wrote:
>>
>>>
>>> HTTP just isn't set up for this sort of thing.
>>>
>>
>> True, but it can be misused for it.
>> Long ago I made a site do just that (before Ajax/xmlhttprequests) via
>> hidden frame refresh.
>> It sucked of course. ;-)
>>
>
> And how often have we seen things misused by incompetent "programmers"? :-)
>
>> Java <--> JavaScript is a much cleaner solution.
>> But if memory serves me well the visitor had to give the applet rights
>> to listen to another port than 80.
>> I am kind of rusty with Java these days, so things might have changed.
>>
>> Regards,
>> Erwin Moller
>
> It depends on your security setup - but if you do need to give it
> rights, it's easy enough to do so.
>
> Of course, there is another downside to this - maintaining what could be
> thousands of connections at the server. That has its own overhead.
>
Two drawbacks:
- firewall on client machines
- too many connections
thanks for advice anyway :)
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