Every developer knows that managing your app.config or web.config isn’t an enjoyable task. When you’re moving your application from one environment to another, you will need to change some variables. Maybe you’re working with automatic builds, and so on.

Since Visual Studio 2010 you have a new feature: “Config transformations”. Because I’m still working with Visual Studio 2008, I can’t use it. That’s why I wrote my own config transformer.

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