For re-use purposes, it is helpful to put Silverlight styles into a separate class library; let’s call it ResourceLibrary in this example. In the class library which is using the styles from ResourceLibrary, one should declare a Styles.xaml, which only contains a reference to ResourceLibrary: <ResourceDictionary xmlns=”http://schemas.microsoft.com/winfx/2006/xaml/presentation” xmlns:x=”http://schemas.microsoft.com/winfx/2006/xaml”> <ResourceDictionary.MergedDictionaries> <ResourceDictionary …

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In Silverlight 4, the new Binding property StringFormat was introduced. It’s a nice thing, e.g. if you want to display numeric values with digit grouping and a fix number of decimal places. The syntax is equal to the String.Format: {Binding DataContextProperty StringFormat=’#,##0.00′}. One can, of course, use it for other …

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