Refreshing a Web Part Without a Postback Using jQuery’s AJAX Function

I’ve been working on several projects with good old SharePoint 2007 (MOSS). jQuery and jQueryUI sure can spice it up nicely. Recently, I decided I wanted to refresh the contents of a Data View Web Part (DVWP) based on a user selection – a simple click on one of a big set of links –…

Updating a Lookup Column Using SharePoint’s Lists Web Service

The SPServices discussions are a fount of interesting information. I find myself answering all sorts of questions which, while connected to SPServices, are often just as much about how SharePoint works in general. I had two questions recently about how to update Lookup columns with UpdateListItems, and I thought they would be of general interest….

How to Fix "Sys.ArgumentTypeException: Object of type ‘Sys._Application’ cannot be converted to type ‘Sys._Application’." Error

In one of my client projects, we kept seeing this error, and basically ignored it for a long time. In our case, we saw the errors specifically on pages that included NewsGator Web Parts and we thought they might be the problem, but it was actually a problem with the SharePoint AJAX settings which NewsGator would…