Mitsu's blog

Discussing topics related to .Net, WPF, C# and Linq

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    Playing with Linq grouping: GroupByMany ?

    • 37 Comments
    Linq is a great technology to manage data directly from your .Net language. One of its features is grouping. Many people understand grouping like it is defined in Sql. Linq is implementing grouping quite the same way. Let's discover this syntax and...
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    Project Astoria December CTP is out!

    • 1 Comments
    http://blogs.msdn.com/pablo/archive/2007/12/10/project-astoria-december-ctp-is-out.aspx I am only using this blog to post technical articles but that one is too much interesting. Astoria, officially named as "ADO.NET Data Services framework" is the kind...
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    Prime number product using Linq

    • 7 Comments
    Linq is SO FUN !!! I have read this article from a french developer about Linq used to find the list of all the prime numbers < n : http://blogs.developpeur.org/raptorxp/archive/2007/11/26/quizz-linq-la-liste-des-nombres-premiers-en-3-clauses.aspx...
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    Source updated for VS2008 RTM: how to implement a many-to-many relationship using Linq to Sql ?

    • 1 Comments
    Just a short post to tell that I have replaced the source code with the VS2008 RTM version : http://blogs.msdn.com/mitsu/archive/2007/06/21/how-to-implement-a-many-to-many-relationship-using-linq-to-sql.aspx To answer to some people having issues,...
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    WPFBookControl on codeplex

    • 4 Comments
    To answer to many requests, I have added some new features on my WPFBookControl. As my blog is not the perfect place to maintain a project, I have created a codeplex project. http://www.codeplex.com/wpfbookcontrol Mitsu
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    How to implement a many-to-many relationship using Linq to Sql ?

    • 51 Comments
    In this article, I will show one possible solution to implement many-to-many relationship using Linq to Sql. Let's begin with some definitions and what Linq to Sql offers. A “many to many” relationship between two entities defines a kind of bi-directional...
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    Anonymous methods: how to factorize surrounding statements like try-catch

    • 10 Comments
    Here is the translation of one of my old french articles at a moment when I was trying to find what I could do with anonymous methods :p ! Here is the idea: Let's imagine we would like to centralize exception management. In numerous program (like...
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    How to simulate modal windows inside a single WPF window using anonymous methods ?

    • 15 Comments
    Introduction In our windows applications we are commonly using modal windows. Let's remind the idea. Using windows forms, once a window is created, we can choose to show it in a modal manner (form.ShowDialog()). The window then becomes THE front window...
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    WPF Book Control demo via ClickOnce!

    • 4 Comments
    Following my previous post , here is an easy to deploy clickonce version: http://wpf.netfx3.com/direct/wpfbookcontrol/publish.htm Thanks to Tim Sneath for this idea and the hosting. Mitsu
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    WPF Book control

    • 105 Comments
    [Update : WPFBookControl now available on codeplex: http://www.codeplex.com/wpfbookcontrol ] After a long time of work on my free time here is finally a first version of the flip page demo ( http://blogs.msdn.com/mitsu/archive/2006/11/05/flip-page...
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    Why iterators are better than collections

    • 6 Comments
    Introduction In many languages, we are using collections to manage groups of objects. We are using collections as well in data access layers as in frameworks, components or UI layers. The .Net framework itself is using a hugh number of collections...
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    Flip page demo using WPF

    • 25 Comments
    [Update: source code available here ] Let's have a little fun using WPF ! In this very short post, I am just giving you a preview of a page flip control that I am working on. The algorithm is mixing C# code and WPF 2D transformations and clipping...
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    Linq to bits !

    • 11 Comments
    Following my previous post , let's see how to extend Linq to bits... To have a good understanding of what I am working on in this post, it's highly recommended to read my previous post: Enumerating Enums . In fact, this is part II. Using Linq natural...
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    Enumerating Enums

    • 4 Comments
    In this post i will expose a little solution to make it more easy to read different values stored in a single enum instance. This sample is written in C# 2.0 using iterators and operator overriding. Let's use a simple enum definition: [Flags] public...
  • Mitsu's blog

    First post

    • 1 Comments
    Hi all, My name is Mitsuru FURUTA. I am working for Microsoft FRANCE as a Developer Evangelist from 2003. From sept 04, I am posting on my french blog about Microsoft technologies and french events. Since PDC 2005, I got specialized on Linq and WPF and...
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