Step-by-step instructions to build an armv6, armv7, i386 unified framework using Xcode. I usually just manually did this with lipo, but yay automation.

Decent tutorial on getting rigged up with document/state syncing with iCloud.

Tutorial on building an iOS friendly version of libcurl

Instructions on how to build iOS friendly version of libssh2

5 day tutorial on getting up and running with Expression Blend

Good tutorial about how to create sample data from your ViewModel.

If you're an iPhone developer accustomed to working with Xcode and Interface Builder, check out this video where you’ll find all about the tools for developing Windows Phone 7 apps! You’ll learn the fundamentals of Visual Studio 2010, the Windows Phone emulator and Microsoft Expression Blend for Windows Phone.

The C# Book is used by the Department of Computer Science in the University of Hull as the basis of the First Year programming course.

This new guide from patterns & practices will help you design and build applications that target the new Windows Phone 7 platform.

The key themes for these projects are:

1. A Windows Phone 7 client application
2. A Windows Azure backend for the system

As usual, we'll periodically publish early versions of our deliverable on this site. Stay tuned!