In AJAX based applications its common that user might end up breaking your AJAX calls by clicking on numerous places in very short interval of time. Let us assume there is a page where there are several of hyperlinks which make WebService calls and do some stuffs on callback. If user clicks on five hyperlinks...

Aqui está uma tarefa rotineira, porém, não encontramos muita documentação sobre isso quando estamos começando com a programação em ASP.NET. Saber controlar os PostBacks é essencial para o desenvolvedor, então, como impedir que um postback ocorra? Simples! Basta associar uma rotina javascript ao click...

Some of you maybe remember that I had added some security related features in Ajax.NET Professional . It is possible to put an AJAX token or to simple encrypt the data that gets over the lines. With Silverlight we get the System.Security.Cryptography namespace on the client – before it was not very easy...

I have downloaded the new emulator images and I’m really impressed that the IE6 render engine really fits in such a small device. I have created some screenshots below. All Web sites look very similar to the desktop version of Internet Explorer. Most AJAX enabled pages are working, on some Web sites...

Dave has a fantastic and very detailed post about our implementation of the Observer pattern in ASP.NET Ajax 4.0 . This feature is what enables the live bindings to work. Check it out! http://weblogs.asp.net/infinitiesloop/archive/2008/11/09/asp-net-ajax-4-0-observing-updates-to-pojos-plain-ole-javascript...

First of all, if you haven't already done so, download the ASP.NET AJAX 4.0 Preview 3 now and try it out! And after you're done with that, come back here, or there , or there , or there , and let us know what you think and what you like or don't like about it. We love feedback, and it really does have...

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Jim Wang (one of the great QA people on the Ajax team) just started a blog, and his first post is a very detailed walk through building a data-driven application from scratch using ADO.NET Data Services and the new client templates in ASP.NET Ajax 4.0 . http://weblogs.asp.net/jimwang/archive/2008/11...

Hello, This is something that drove me insane today, I have a dropdown control with a required field validator on this control. the dropdown is also set to autopostback. Now up until after lunch today this was working fine in chrome but after lunch it stopped. Turns out my Chrome updated to the latest...

The full 83 minutes of my PDC talk are available on the Channel 9 web site . You can watch the session online (using Silverlight) or download the video in a number of formats. Slides and source code for the demo are also available. Watch online: http://channel9.msdn.com/pdc2008/PC32/ Download MP4 / iPod...