Design and Usability

• See What I Mean: How to Use Comics to Communicate Ideas – Written by Kevin Cheng, one of the authors of OK/Cancel, a usability comic. Recommended on Twitter by Bill Buxton
• Windows Phone Design Bootcamp 101 (Laura Foy, Jared Potter) – 4 videos on designing for Windows Phone

Windows Phone

• MetroEEG: Midwave for Windows Phone – Open source project on reading from the Mindwave Mini-EEG headset with Windows Phone 8
• Coding4Fun Kinect Service (Brian Peek) – Communicate Kinext color, depth, skeleton and audio wirelessly to a PC to a Windows Phone.
• Update TextBox Binding With Every Key Press
• Complete Guide to Windows Phone StringFormat Binding
• Creating a StringFormat Binding in Blend
• Crop an Image using the WriteableBitmap class (Kunal Chowdhury)
• Handle image orientation in CameraCaptureTask in Windows Phone (Tim Heuer) – also a good walk-through  on getting the EXIF data.

Windows 8

• Windows 8 Game Development with C#, XNA and MonoGame: Building a Shooter Part 2 (Tara Walker)
• Top Tips for iOS Devs Building Windows Store Apps (Aaron Hillegass, video)

NFC and Bluetooth

• Communicating with LEGO NXT with Bluetooth in C# (Pierre Poliakoff)
• Communicating Between 2 Windows Phones Using NFC
• NFC NDEF Tag Reader – a simple useful project for getting started with NFC in Windows Phone
• PixPresenter – A Windows 8/Windows Phone 8 project that highlights the ability to share code across projects. Also implements NFC and Bluetooth sharing across those projects.