November 2010 Blog Posts
I would like to share my lessons learned while I was working with the Windows Phone 7 Ad SDK for my textContact Light application. For a more detailed explanation of how to set up your account and the AdControl, download the SDK. While debugging the application I was using the test values for the ApplicaitonId and AdUnitId and everything was working fine. When I uploaded my app to the marketplace with the correct values my AdControl was hiding itself and I didn’t know why. I started playing around with the control a little more and found the reason...
My first Windows Phone 7 app is published and ready for download: textContact Light. The FREE app allows you to easily attach phone numbers and emails from your contact list. The app is light, simple, straight forward and easy to use. You can watch a video of it below. textContact Light textContact Pro will include even more features like a history list and the ability to save SMS that you constantly use. Feedback is always welcomed.
Tonight I ran into a weird problem that I haven’t seen before. I was getting an entity back from a query, changing some values, and calling the DataContext.SubmitChanges() and the database was not being updated. The code ran fine without any exceptions. Weird! I decided to fire up SQL Server Profiler and see what queries were being executed and to my surprise Linq To Sql (L2S) was not executing anything. After 5 minutes of thinking why that would be the case the light bulb turned on! I didn’t have a Primary Key set on the table. Why I didn’t have...