Microsoft is about to ship Visual Studio 2008 SP1, and .NET Framework 3.5 SP1. Now service patches aren't always very exciting, but these are because they contain some great new features. You've probably already heard the buzz around AJAX History support, and Dynamic Data. Script Combining is also part...

ensure allows you to load Javascript, HTML and CSS on-demand, whenever they are needed. It saves you from writing a gigantic Javascript framework up front so that you can ensure all functions are available whenever they are needed. It also saves you from delivering all possible html on your default page...

I have been doing some performance and load testing of a web application I have been working on lately. Most of my previous experience was with the 2005 flavour of VSTS and I was keen to play with the 2008 version to see what improvements have been made. This web application is quite heavy in terms of...

Don't know if this has already been discussed at length before, but I found an interesting little tool from Microsoft Research for profiling the Javascript functionality in your AJAX applications. Its called AjaxView and can remotely monitor any AJAX web app that is currently on the web, locally or whatever...

Due to browser's prohibition on cross domain XMLHTTP call, all AJAX websites must have server side proxy to fetch content from external domain like Flickr or Digg. From client side javascript code, an XMLHTTP call goes to the server side proxy hosted on the same domain and then the proxy downloads the...

ASP.NET ScriptManager control has a property LoadScriptsBeforeUI , when set to false , should load all AJAX framework scripts after the content of the page. But it does not effectively push down all scripts after the content. Some framework scripts, extender scripts and other scripts registered by Ajax...

ASP.NET 2.0 has many secrets, when revealed, can give you big performance and scalability boost. For instance, there are secret bottlenecks in Membership and Profile provider which can be solved easily to make authentication and authorization faster. Furthermore, ASP.NET Http pipeline can be tweaked...

Here's a list of 10 cool ASP.NET, AJAX and web development related articles and blog posts that I have written this year that you might want to take a look: 13 disasters for production website and their solutions Talks about 13 production disasters that can happen to any website any time and bring down...

Had an issue on a current project where a page was being loaded twice for each request, although it was a little different for each browser. Under IE, this particular page was loaded, then the 'Default.aspx' page in the same directory was loaded. In Firefox, the same page was loaded twice. This was verified...

A web page can load a lot faster and feel faster if the javascripts on the page can be loaded after the visible content has been loaded and multiple javascripts can be batched into one download. Browsers download one external script at a time and sometimes pause rendering while a script is being downloaded...