Windows Phone:   Tombstoning and the Zen of Async for Windows Phone
Ben Day walks you through some of the architectural decisions and mistakes he made in his first Windows Phone application, and shows how you can avoid them in your own Windows Phone apps.
Ben Day

TPL:   Horizontal Scalability for Parallel Execution of Tasks
The Task Parallel Library (TPL) provides the infrastructure optimize utilization of CPU resources within a single multicore computer. Now you can also implement an approach that scales across computer boundaries--useful for workload automation and batch processing scenarios.
Jesus Aguilar

OData:   OData, the Entity Framework and Windows Azure Access Control
When Sean Iannuzzi was asked to secure a Web service for an existing database and Web application, he saw the benefits of using OData, but he didn’t think it was secure enough. See how he developed his own custom implementation with extra security.
Sean Iannuzzi

Numerics:   Testing Math Functions in Microsoft Cloud Numerics
Suppose you are writing a computer program that calls a library to compute sin(x). You'll get a numeric answer containing up to 16 decimal digits, but how do you know the answer is correct? Learn how the math functions in the new Microsoft Cloud Numerics math library are tested.
Stuart Brorson
Alan Edelman
Ben Moskowitz

Web Dev Report:   Integrating jQuery Mobile into ASP.NET Web Forms and MVC Web Apps
This month, Rachel Appel explains how jQuery Mobile can make it easier for you to “go mobile” with your new or existing ASP.NET Web Forms or MVC Web apps.
Rachel Appel

Windows Azure Insider:   Running Any Workload at Scale
Find out how you can use Windows Azure with Linux systems to run workloads that offer powerful capabilities.
Bruno Terkaly
Richardo Villalobos

Kinect:   Working with Kinect Studio
Find out how you can use Kinect Studio to capture data feeds, save them as .xed files and reuse them to test your Kinect-enabled apps.
Leland Holmquest

Team Foundation Server:   Using PreEmptive Analytics for Team Foundation Server for Rapid Feedback in Production
Learn how to leverage the built-in features of Team Foundation Server to integrate incident reports and other data into existing workflows, so teams can respond more rapidly to issues and events in production.
Chris Kinsman