Performance Iterating Directories Revisited

I have written about the performance of iterating directories before, in the context of Java and its switch from version 6 to 7 that brought with it the new Java NIO API. For whatever reason I felt the urge to do something similar again, but this time I wanted to compare two different approaches to recursively scanning a directory’s contents:

To make things more interesting, I implemented this in C++ using the Windows API and the Qt framework, in C# in combination with its buddy the .NET framework and, for good measure, I also threw in the old Java code from over a year ago.

Update (26.12.2014): I added additional data at the bottom of the article.
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