Jonas Stawski

Everything .NET and More

Create an SMS Task Using the Contact’s Name in Windows Phone

You can use the SmsComposeTask to create an SMS with Windows Phone. As the code below shows, it is very easy to do. 1: <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0"> 2: <Button Content="Number Only" Height="72... [More]

Querying Contacts After Converting to WP7 Mango

If you are working in an application that has been converted from WP7 to WP7.1 (Mango) and are trying to query the contacts like the code below you might get a helpless exception of type System.Exception with the message “Exception”, no InnerExceptio... [More]

Debugging Tombstoning with WP7 (Mango)

A new feature of Mango (WP 7.5) is fast app switching, a much needed feature, which every developer should implement in their apps. Before mango, every time the application was deactivated the developer had to maintain state and restore it once the a... [More]

Multiple Language Keyboard in Windows Phone 7.5

I’m loving my Mango update on Windows Phone 7. With many new features incorporated into the phone there is one that I was really looking forward to: The multiple language soft keyboard. I’m used to having a hard keyboard on my phones and therefore I ... [More]

Talking About Windows 8 at BUILD

I recently attended the BUILD Windows conference in Aneheim, CA. There Microsoft unveiled the next generation of it’s OS: Windows 8. Here’s a Spanish interview I did with Seth Juarez from Devexpress about Windows 8. Enjoy! [More]

ASP.NET Custom Expression Builder For Azure

ASP.NET 2.0 brought a new feature called Expression Builder, which allows you to assign dynamic values to a control’s property. The syntax is very similar to the well known <%= value %> and <%# bind(“property”) %>: <%$ expression %>... [More]

MSDN Subscription and Windows Azure Offer

As an MVP we get a free Visual Studio Ultimate MSDN Subscription and with it a nice offer for Windows Azure. Since offers change often and some links may be broken let me copy the offer here: Current offer* Updated Offer a... [More]

Visual Studio 2010 Shortcuts

Lately my right hand has been sored due to too much use of the mouse. For the past 18 years I’ve been a heavy mouse user and yesterday I decided that was enough. I set a personal goal to use the mouse the least possible. Not an easy task in today’s c... [More]

HttpContextBase and Dependency Injection

I was just hunt down by a minor bug in my code and couldn’t figure out what was happening. I’m using Dependency Injection to inject the HttpContextBase into a service call so I can more easily unit test it. So I was setting it up like this: ... [More]

Knock out that JS with knockoutjs

It is very interesting to look back at the last 15 years of the web and it’s development frameworks on how we went back and forth in terms of Javascript development. From static HTML, to the use of Javascript, to avoid Javascript by replacing it with... [More]