Hololens DirectX Tutorials in C# and C++
Examples include:
Texture Cube - Draws a holographic cube with a picture/texture as opposed to just the gradient colors seen in the default UWP sample
Recording Audio - When you Air Tap, sounds from the Microphone are recorded and saved as a WAVE file format into the media folder. You can retrieve the file using the Microsoft HoloLens UWP application (can be downloaded from the Microsoft Store) or the Hololens internal Developer Web Portal.
Textured Spatial Mapping - This examples shows how to make the Matrix effect or show different images laid out over your spatial mapping of a room.
Marble
Artistic 
