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Thursday, October 22, 2009 9:16 PM

My first channel 9 video!

Wow, I haven't blogged in a while...but that will end soon. Watch me talk about the QueryExtender control. It's a new control we added in ASP.NET 4.0 to make Linq queries even simpler. The new control works with LinqDataSource and EntityDataSource. We...
Posted by davidfowl | 4 comment(s)
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Wednesday, May 06, 2009 6:33 PM

Dynamic Data in Regular Websites/Web Applications

Today I'm excited to share that we've released DynamicData Preview 4 on codeplex. Check out the latest bits here . This release is particularly interesting not only for people that have been using Dynamic Data for a while now, but anyone that has an existing...
Posted by davidfowl | 13 comment(s)
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Monday, March 16, 2009 11:25 PM

External ITemplates and Hierarchical Databinding

Ever wish you could declare a template outside of the control you were defining the template for? We always get requests to have FormView's InsertItem template fall back on the EditItemTemplate and vice versa. That would be easy if we could do what was...
Posted by davidfowl | 6 comment(s)
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Monday, March 09, 2009 12:54 AM

Invalid postback or callback argument

I'm sure many of you have seen this error message when developing your web application: Server Error in '/' Application. -------------------------------------------------------------------------------- Invalid postback or callback argument. Event validation...
Posted by davidfowl | 9 comment(s)
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Wednesday, February 04, 2009 10:27 PM

A new way to DataBind()

The Problem I've been thinking alot recently about the problems with data binding (and they're alot). There are some patterns that play well with ASP.NET (and are repeated everywhere) and some that don't quite fit the model. One of those patterns that...
Posted by davidfowl | 12 comment(s)
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Thursday, January 29, 2009 2:09 AM

Client side devevelopment in ASP.NET

We ASP.NET developers know how much of a pain it is writing javascript in any app we have today because of naming container madness! You've probably done something like this: function DoSomeThingCool() { var textBox = document.getElementById( 'ct100_contentplaceholder1_TextBox1...
Posted by davidfowl | 13 comment(s)
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Sunday, January 25, 2009 1:52 AM

Follow me on twitter!

I've finally got sucked into twitter after avoiding it for many months. Check me out: http://twitter.com/davidfowl/ Since my name is so common it really annoys me when I sign up for any new service because I have to get accept some partially mangled version...
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Sunday, December 14, 2008 12:01 AM

AutoFieldGenerators

In 3.5 SP1 we added new properties to GridView and DetailsView which allows the page developer to change the way AutoGenerateColumns creates its columns. This feature is well know in Dynamic Data , but it is not tied to this technology. Dynamic Data takes...
Posted by davidfowl | 6 comment(s)
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Saturday, December 13, 2008 8:57 AM

How <%# Bind %> Works

In my last post I spoke about 2-way databinding and how it can be used to extract values from control properties. How does this all work? Lets take a look at a page with 2-way databinding: < asp : LinqDataSource ID = "productsSource" runat = "server...
Posted by davidfowl | 2 comment(s)
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Friday, December 12, 2008 3:03 PM

Getting your data out of the data controls

After you've created a layout with a data control of your choice and eventually bound them to some datasource, you almost always want to get that data back out of them(and why wouldn't you, its your data). One thing you'll learn about developing asp.net...
Posted by davidfowl | 27 comment(s)
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