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Tuesday, October 27, 2009 12:15 PM

Le FormatConverter, et les XamlParseException dans Microsoft Expression Blend

Un converter que l’on voit et réimplémente très souvent est le FormatConverter, qui consiste à prendre en entrée une chaîne et l’utiliser comme paramètre pour la méthode String.Format . Cela permet par exemple d’éviter une redondance de runs lorsque l’on
Posted by lvovan | 0 Comments
Attachment(s): BlendableFormatConverterDemo.zip
Friday, October 23, 2009 5:58 PM

The XamlParseException AG_E_PARSER_BAD_TYPE checklist

While running a Silverlight application, you might sometimes encounter the dreaded runtime ParseException(“AG_E_PARSER_BAD_TYPE”). Despite its rather crude description, the message actually means something close to the words it uses: during the XAML parsing
Posted by lvovan | 1 Comments
Wednesday, September 30, 2009 8:21 PM

"The configuration section for Logging cannot be found in the configuration source." or how to read an external configuration file for the Logging Application Block

When using the Logging Application Block, using an IConfigurationSource to read your logging configuration from an external reference might throw a ConfigurationErrorsException("The configuration section for Logging cannot be found in the configuration
Posted by lvovan | 0 Comments
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Friday, May 29, 2009 6:21 PM

Reading web.config parameters from a Silverlight application

It is a very common ASP.NET scenario to have to read a configuration parameter from web.config. This operation is very easily implemented from ASPX using Configuratoin.AppSettings. However, this scenario does not work out of the box from a Silverlight
Posted by lvovan | 0 Comments
Attachment(s): SlReadWebConfig.zip
Friday, May 08, 2009 3:28 AM

Interacting between Powershell and a host .NET application

An unusual topic in today’s post : interacting between Powershell and a host .NET application. The examples available on MSDN show how to host Powershell runspaces using classes from the System.Management.Automation namespace ; but it is also possible
Posted by lvovan | 1 Comments
Attachment(s): Program.cs
Wednesday, January 14, 2009 2:18 PM

Sorts and filters on ObservableCollection

Using the ObservableCollection<T> collection is a very common practice among UI developers. Added to the fact that they allow easy UI updates, they also allow sorting and filtering operations via CollectionViews. This post describes a pattern linking
Posted by lvovan | 0 Comments
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Attachment(s): CollectionViewDemo_EN.zip
Tuesday, December 09, 2008 2:06 PM

GUI feedback when loading data asynchronously (WPF)

Data is not always readily available for applications to display, and it is essential to notify the user when any long running process is going to hinder the smoothness of a user's workflow: it is indeed the least of things as loading time is a purely
Posted by lvovan | 0 Comments
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Attachment(s): AsynchronousDataLoading.zip
 
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