Raymond's Windows Universal Samples API concordance - The Old New Thing - Site Home - MSDN Blogs by Raymond Chen
"If you want to find an SDK sample that uses a particular feature of the Universal Windows Platform, you can try ... Windows Universal Samples API concordance on http://oldnewthing.github.io/Windows-universal-samples/. Expand the tree view to find the thing you're interested in, and it will provide links to every line of C# code that uses it."
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