Saturday, December 12, 2009

Silverlight 4 Webcam Article

Silverlight 4 Webcam Article


Silverlight 4 Webcam Article

Posted: 12 Dec 2009 11:08 AM PST

Checkout my latest article on the use of the Webcam in Silverlight 4. The article demonstrates how to attach to a device apply a PixelShader then store a captured JPEG in Isolated Storage ....( read more )...(read more)

Visual Studio Project Sample Loading Error: Assembly could not be loaded and will be ignored. Could not load file or assembly or one of its dependencies. Operation is not supported. (Exception from HRESULT: 0x80131515)

Posted: 11 Dec 2009 08:21 PM PST

Some folks have mentioned to me that they are having trouble getting some of my samples to work.  And in fact, just the other day, I ran into a problem getting my own samples to work.  It turns out to be a problem with the way windows treats...( read more )...(read more)

Visual Studio Project Sample Loading Error: Assembly could not be loaded and will be ignored. Could not load file or assembly or one of its dependencies. Operation is not supported. (Exception from HRESULT: 0x80131515)

Posted: 11 Dec 2009 08:21 PM PST

Some folks have mentioned to me that they are having trouble getting some of my samples to work.  And in fact, just the other day, I ran into a problem getting my own samples to work.  It turns out to be a problem with the way windows treats the sample that you down load.   Specifically, because you downloaded the sample from the internet, windows treats the sample as "untrusted" content.  When you unzip untrusted content you get a directory full of untrusted content.  Visual Studio is not so good and running untrusted content.  Unfortunately, you get some really bad error messages like the one above.  Here is the error message from VB Warning    1    Assembly 'C:\Users...(read more)

Visual Studio Project Sample Loading Error: Assembly could not be loaded and will be ignored. Could not load file or assembly or one of its dependencies. Operation is not supported. (Exception from HRESULT: 0x80131515)

Posted: 11 Dec 2009 08:21 PM PST

Some folks have mentioned to me that they are having trouble getting some of my samples to work.  And in fact, just the other day, I ran into a problem getting my own samples to work.  It turns out to be a problem with the way windows treats Read More......(read more)

ViewModel Pattern for Silverlight - Options for Hooking a View to its Model

Posted: 11 Dec 2009 09:42 AM PST

In the ViewModel, aka the MVVM pattern, a view such as a UserControl is bound to its associated view model. The view model manages state exposed as observable properties, operations exposed as methods and raises notifications via events. An interesting...( read more )...(read more)

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