Sunday, July 4, 2010

Re: auto refresh client side when ever there are changes in the database (without timer)

Yes you are right... Can't wait for IE6.. Anyway, I've researched about this comet and server push. I suppose this is the only way. Thanx a lot Srefan. :)

On Sun, Jul 4, 2010 at 1:00 AM, Stefan Bachert <stefanbachert@yahoo.de> wrote:
Hi,

You are lost when you are waiting on IE6 to get ready for new
features ;-)

There is a streaming implementation of comet. Maybe it supports your
needs.

http://code.google.com/p/gwt-comet/

Stefan Bachert
http://gwtworld.de

On Jul 2, 8:35 pm, Fendy Tjin <fendyt...@gmail.com> wrote:
> Thank you for the reply. But server push does not seem practical when
> we can't flush the HTTP connection. Although they did explain how to
> overcome it, however I require the HTTP connection to stay alive for I
> will use it for a live graph presentation (similar to the stock graph
> in yahoo finance.)
>
> I would like to know has every browser in fact support HTML5 already?
> I think most of the users in the world are still using browsers with
> HTML4 (Internet Explorer).
>
> Thank you,
> Fendy Tjin
>
> On Jul 2, 10:49 pm, Stefan Bachert <stefanbach...@yahoo.de> wrote:
>
> > Hi,
>
> > there are some ways.
>
> > The buzz words are comet, server push, long poll.
> > These techniques are requesting values from the server, but the server
> > only fulfills the requests when datas are available.
> > The effect is, the client will wait until the server has data.
>
> > With HTML5 is WebSockets coming. This is a regular bidirectional link
> > between client and server.
>
> > Neither of these technologies needs a timer, not even "long polling"
>
> > Stefan Bacherthttp://gwtworld.de
>
> > On Jul 2, 11:25 am, Fendy Tjin <fendyt...@gmail.com> wrote:
>
> > > Is there a way to automatically refresh the client side when ever
> > > there are changes in the database without the timer on the client side.

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