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Ok, I am looking to implement COMET, and I stumbled on this page comparing the various options:
http://cometdaily.com/maturity.html
Under the "Transports", they are using this term "Callback-Polling" - what is callback polling? I know what is normal polling...
Started by philly77 on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
This way, you can do cross-domain polling (which....
Callback polling is a little more than that; it's actually long-polling with JSON-P.
This is a callback polling - when pooling from the client is initiated on the server side.
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Can anyone recommend a good polling/survey solution for use on a .net web application?
Started by rifferte on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
It doesn't haveHere is a smattering of links to ASP.NET Polling/Survey Solutions:
WebSurvey (Open-Source) Voting-ASP.net (Free-ish) Peter's ....
Thanks - I was leaning towards the Polling Pack.
Asp.net Poll Software Hope that helps.
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See also " WCF push to client through firewall "
I need to have a WCF client that connect to a WCF server, then when some of the data changes on the server the clients need to update its display.
As there is likely to be a firewall between the clients...
Started by Ian Ringrose on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
If the server to me like you already know the answer... .
If the server isn't allowed to do this, polling may be your only option...
IF the server cannot call the client (and it shouldn't usually) you should have the client polling to the client.
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Ask your Facebook Friends
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How can I get notifications about what is the currect active window and when this changes without polling GetActiveWindow or using global hooks?
I don't like polling, and I'm working in C# and global hooks don't work (mostly).
Answer Snippets (Read the full thread at stackoverflow):
I use GetForegroundWindow....
I have never found a clean way to get notified .
Thanks, but the link you provided is not relevant for creating system-wide hooks .
You can't but you might want to try something someone has already created like this product .
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I have a J2ME app running on my mobile phone(client),
I would like to open an HTTP connection with the server and keep polling for updated information on the server.
Every poll performed will use up GPRS bytes and would turn out expensive in the long ...
Started by Kevin Boyd on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
First you need to setup user1 PHOTO user2 album....
It's fairly easy.
I don't know exactly what you mean by "polling", do you mean something like IMAP this problem using HTTP only, long polling would be the best way.
Are not very frequent.
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What's the best way to send data from client to server?
The example code I'm using is from http://stackoverflow.com/questions/333664/simple-long-polling-example-code
Started by mk on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Don't get confused by the long-polling; the long-polling only some long-polling code modified from my link above:
var userid = Math.ceil(1 *Math.random()).toString), and this isn't a specific....
Or JSONP, whatever floats your boat.
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I have heard a few developers recently say that they are simply polling stuff (db, files etc) to determine when something has changed and then run a task, such as an import.
I'm really against this idea and feel that utilising available technology such...
Started by HAdes on
, 15 posts
by 15 people.
Answer Snippets (Read the full thread at stackoverflow):
Examples of things which use polling in this day and age:
Email clients pollPolling is not "wrong" as....
I would poll the keyboard state every frame), but never in a loop that ONLY does polling, rather I would needs are different.
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Is there some setting that affects the polling interval in a BizTalk MSMQ receive adapter?
I've read the section in Professional BizTalk 2006 that "this is set to 1/2 second and is not configurable" , but the delay on my test box seems to be about 10 ...
Started by SteveC on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
With regards to the delay in polling of 10 seconds, is it possible that the Host/Host Instance under.
It doesn't appear to be possible to configure the polling interval for the MSMQ receive adapter.
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I have an application that polls several rss sources on the web.
What is the etiquette when polling other's web servers. How frequently to poll, etc?
What are the best practices?
Started by flybywire on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
Only the two or three newest....
But I guess if they don't put one in its their problem and you should poll something like once an hour
Well I'm going to go out there, ignoring (ie.
In it so really you should only poll when the TTL expires.
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Apart from using BlazeDS, are there any pre-existing libraries that implement long polling (or server push) in Flex?
Note: I've read I like to implement Flex to Server comet / long polling for games , but he's only asking if it's possible to implement...
Started by David Wolever on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
A little different, and not really the projects focus, but Red5 can also do this . .
It looks like one possible solution is AmFast, an AMF/remoting implementation in Python: http://code.google.com/p/amfast/
GraniteDS can do this .
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