I recently did a full day workshop on EF on the Web and as one of the various ways to build web apps with EF, wanted to show creating a site using ASP.NET Dynamic Data. It was my first time playing with it and considering that it uses EntityDataSource, found it much easier than using the DataSource control...

Read More...

I wasted most of my afternoon trying to fix a bizarre error that appeared after I finally moved thedatafarm.com (the main applicaiton) from 1.1 to 2.0. There was a compiler error telling me that my ascx file names/references were ambiguous. The runtime error was "[controlname]_ascx is ambiguous in the...

Read More...

Bill Burrows has created a series of videos on MVC and is now working on a new series based on Scott Guthrie's MVC tutorial posts (which are all in C#) but using VB instead. I was surprised to find a pointer to my recent MVC post as a "rare example" of MVC with VB (and it's only one little post so I...

Read More...

Remember how I recommended subscribing to the WebDevTools blog only a few weeks ago? (grin) Well, it continues to pay off! Vishal Joshi has written a blog post about the tools for building MVC that will be previewed at MIX. Usually these goodies are shown first at MIX and then in blog posts. Tooling...

Read More...

I am, like to-oh-tally suscribed to the WebDevTools blog, dude! Here's why [A New DevLife post]

I seem to frequently point people to the technical story of MySpace as they went through the painful evolution that eventually led them to have a serious ASP.NET website to manage what is one of the highest traffic websites in the world. Even if it's not ASP.NET that you choose, it's a good lesson in...

Read More...

One of the drawbacks with the partial postbacks in AJAX is that you can't go forward or back in your web browser to different states of the page created by the partial postbacks. Nor can you create a shortcut to one of the views. The ASP.NET 3.5 Extensions has functionality in there to enable these scenarios...

Read More...

At VTdotNET's last meeting, we were happy to have Jeff McWherter share with us his hard-earned lessons about improving performance in asp.net apps. Jeff spends a lot of time dealing with this in his job and it was very obvious that he wasn't just sharing something he read about, but his very adept experience...

Read More...

I accidentally opened up a web application project as a website. That's not too hard to do. Just say you want to open a web site and point to the folder. It had been a while and I forgot that it was a WAP. So I'm working on a web page and double click on a control and find myself in the markup with a...

Read More...

I finally discovered the UpdateProgress control for an easy way of getting an animated gif to display at the proper times on a page using ASP.NET AJAX. REad more... [A New DevLife post]...

Read More...

Scott Gutrhie introduces his next fun project, an MVC (Model-View-Controller) Framework for ASP.NEt. Read more... [A New DevLife post]

I've been using Mike Volodarsky's patch for a while for sites that I am developing in IIS7 (no problems with file based development server) to get past debugger auto-attach problems. Now an official hotfix has been released. Read more here [A New DevLife post]...

Read More...

Recently, the VTdotNET website has been getting hit by some robot entering hyperlinks into the password text box of the login form. ASP.NET catches this on the server side and pushes out this error: System.Web.HttpRequestValidationException: A potentially dangerous Request.Form value was detected from...

Read More...

Dan Wahlin and Matt Gibbs have a book just coming out about ASP.NET AJAX (Prof. Asp.NET 2.0 AJAX) from WROX. So Dan has now spent a LOT of time with AJAX and is very knowledgable. Then Silverlight comes out and boom - he's got a Silverlight ASP.NET AJAX app that is VERY cool . I'm supposed to be writing...

Read More...

The Silverlight Beta 1.0 (golive) has a problem wtih Firefox and apparently it's a FF bug that creates the problem. It completely prevents the embedded Silverlight app from being displayed on a web page. Eric Sowell has a post explaining the problem and points to this MSDN forum thread which suggests...

Read More...

I watched a short interview with Scott Guthrie and learned some interesting things about ASP.NET (such as it is the technology behind MySpace's 4 BILLION page views a day)... read more... [A New DevLife post]...

Read More...

There are two bumps in the road of debugging ASP.NET in Vista. The first is enabling Windows Authentication, which depends on properly installing IIS on your computer. The second is an issue with the debugger not being able to automatically attach to the process that is running your website. This is...

Read More...

Joe Stagner re-recorded all of the How Do I? videos for AJAX that he had created during the Betas. Now they are all updated for the RTM version of AJAX. THese are really valuable for getting started (and more) with AJAX. There are 23 videos. THat must have been some chore. Thanks for re-doing them, Joe...

Read More...

At this point I shouldn't be surprised by the valuable nuggets that are in the ASP.NET QuickStarts. Here's the latest one I wish I'd had taped to my wall for the past few years. [A DevLife post]

Scott Guthrie announced the release of AJAX and lists a bunch of helpful resources, especially for those migrating from earlier versions. read more [A DevLife post]

We're closing in on it!! :-) Read more [A DevLife post]

I've been using, writing about and talking about ASP.NET 2.0's OnClientClick mostly in relation to some of the Ink on the Web work I have been doing. OnClientClick (who's functionality you could achieve in the past with control attributes) allows you to associate client side script AND server side code...

Read More...