Contents tagged with Entity Framework
-
DropDownList Lookups Failing Due to SQL Char DataType
Here’s today’s episode of “Losing Time on Something Dumb”…
-
Fixing the System.Data.UpdateException – DefiningQuery and no <InsertFunction> Error
Here’s another in my never-ending series of fixes for dumb mistakes. In this episode we lose time with an Entity Framework error. Here’s the error message:
-
Fixing EntityDataSourceWrapper Error in EF (VB Version)
I lost a lot of time today on this error:
-
Silverlight 2 Data Form - Episode 6: "C" is for Create
In this episode, you build a XAML form that acts like a popup, modal window. The form validates user input with WCF callbacks to ensure that the customer ID is unique. By the end of the episode, you're able to add a customer to the NorthWind database using Silverlight, VB, ADO.NET Data Services and the Entity Framework.
-
Learning CRUD and Data Forms in Silverlight 2 (Screencasts)
Not much stuck with me from years of Latin in high school, but the motto “Docendo discimus” has always served me well. “We learn by teaching” expresses one of my motivations for writing tutorials and creating presentations on the latest Microsoft technologies. The best way for me to grasp Silverlight 2 was to commit to an article or talk and then jump in head first to start figuring it out.