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Have you ever needed to detect what part of the application is currently being viewed? This might be a bigger issue if you write a lot of shared/partial views or custom display or editor templates. Another scenario, which is the one I encountered when I first started down this path, is when you have some type of menu and you’d like to be able to determine ......

Recently, I started working on a new ASP.NET MVC 2 project and I wanted to reuse the data access (LINQ to SQL) and business logic methods (WCF RIA Services) that had been developed for a previous project that used Silverlight for the front-end. I figured that I would be able to instantiate the various DomainService classes from within my controller’s ......

A popular topic that comes up when talking about MVVM is the use of a ViewModelLocator and the many different ways one can be implemented. Rather than getting into the pros and cons on when or why you should use it, I decided I would just post my version of a simple ViewModelLocator and let those who like it use it, and those who don’t, well you know… ......

Well, day 2 of the MIX10 conference did not disappoint. The keynote speakers introduced the preview release of IE9, which looks really cool and quick, and Visual Studio 2010 RC that is scheduled to RTM on April 12th. It seemed to have a lot of improvements aimed at making developers more productive. Here are the current links to these two offerings: ......

There were a lot of announcements made during the keynote at MIX10 today, most notable were the releases of Silverlight 4 RC, Silverlight 4 Tools for Visual Studio 2010, Expression Blend 4 Beta and the Windows Phone 7 Developer Tools. I was glad to see that developers will be able to use Silverlight to create awesome applications for Windows Phone 7 ......

Just a quick update to let everyone know that I have updated the Whiteboard demo application. I added a few options to make it more interesting to use! I showed it to the kids and they loved it (even though they kept asking ME to draw pictures for them)! Here is a list of available options: Color Picker for line color Slider for line thickness Save ......

I have come across several instances of people having trouble using the new Reactive Extensions (v1.0.2.5) in projects that reference the Silverlight Toolkit (Nov09) due to the fact that the original release of the Rx Framework (v1.0.0.0) was bundled with the Toolkit. The trouble really becomes evident if you are using the Managed Extensibility Framework ......

Update (14-Mar-2010): Updated the Whiteboard Demo I must have tried reading through the various explanations and introductions to the new Reactive Extensions for .NET before the concepts finally started sinking in. The article that gave me the ah-ha moment was over on SilverlightShow.net and titled Using Reactive Extensions in Silverlight. The author ......

Quick Links Introducing the Earthquake Locator – A Bing Maps Silverlight Application, part 1 Live Demo Source Code Since volcanos are often associated with earthquakes, and vice versa, I decided to show recent volcanic activity on the Earthquake Locator map. I am pulling the data from a website created for a joint project between the Smithsonian's Global ......

Quick Links Introducing the Earthquake Locator – A Bing Maps Silverlight Application, part 1 Adding Volcanos and Options - Earthquake Locator, part 2 Live Demo Source Code I finally got a live demo up and running! I signed up for a shared hosting account over at discountasp.net so I could post a working version of the Earthquake Locator application, ......

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