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In WPF, if you tap the first item in a ListView with grouping enabled, the following unhandled exception is thrown: System.ArgumentOutOfRangeException: 'Index was out of range. Must be non-negative ...
The ListView is the most powerful of the DataView controls and the hardest to work with. Here's how to minimize the pain while getting all the benefits. It's no secret that I'm a very big fan of ...