The sample application combines cloud computing solutions (e.g. Windows Azure, SQL Azure, Bing Maps, Windows Live) and other modern technologies (e.g. WP7, IE9, HTML 5, Silverlight 4) to demo a trip planning system.

The Sync Framework Toolkit provides all the features enabled by the Sync Framework 4.0 October 2010 CTP. We are releasing the toolkit as source code samples on MSDN with the source code utilizing Sync Framework 2.1.

The sample provides a step by step guide to building your first RIA services application. The application we will be building here is an HR Application for an Enterprise

Fuel Tracker provides guidance for building a Windows Phone 7.1 sample application end-to-end. It includes a complete running sample, guidance on core concepts for getting started with Windows Phone, and callouts for best practices and requirements.

Classic Video Player, Media Element, Video Library, Video List, Video Slider, MediaElement Slider, MediaElement Volume, Volume Slider, mediaelement

The sample application combines cloud computing solutions (e.g. Windows Azure, SQL Azure, Bing Maps, Windows Live) and other modern technologies (e.g. WP7, IE9, HTML 5, Silverlight 4) to demo a trip planning system.

A detailed explanation about Command Pattern with a simple example. Also It explains about Command pattern principles, real time uses and scenarios in .NET environment.

This is a tutorial to create a sample enterprise dashboard using MVVM pattern. This sample takes sales figures of a fictitious company to show how a dashboard helps in analysing what contributed to the sales. It also shows sales conversion ratio.

Explains about each OOPS Principles (SOLID Principles) in detail.
It has sample demos for each principle in detail i.e.
Single Responsibility Principle, Open Closed Principle, Liskov Substitution Principle, Interface Segregation Principle, Dependency Inversion Principle.

This Windows Azure code sample demonstrates accessing data on Windows Azure Table Storage by using WCF Data Services

It is a brief introduction to MVVM Pattern with a simple binding example. 
It explains about basic MVVM principles and Part 2 will be uploaded soon with other command operations with Unity and Prism.

What I build is just a simple calculator that will show beginners how much easy it is to develop applications using the Windows Phone SDK. Through this sample, they will see some most useful algorithmic operations.

The VC# code sample shows how to use ADO.NET Data Service in Silverlight

The code sample demonstrates how to create a sample music player supporting playlist in Silverlight.

This sample demonstrates how to expose an on-premises WCF service to an internet Silverlight client using Windows Azure Service Bus. The sample creates a WCF REST Service. But you can work with other types of WCF services using the same technique.

The code sample shows how to access a user's SkyDrive photos using the SkyDrive APIs. It shows how to sign-in the user, get their permission to access their data and then access their data using RESTful interfaces.

We’re going to see in this series of tutorials/articles how to expose a standard application based on the .NET 4.0 WCF RIA Services framework and Silverlight 4 to other type of clients like: Excel, standard web-apps, WPF, Windows Phone 7 & a HTML5/jQuery application.

The sample is an introduction to use Silverlight as a web part in a SharePoint Site.

The code sample demonstrates a custom TreeView with added functionalities of CRUD and drag-and-drop operations

This application was presented by John Papa during the MIX11 Day 2 keynote to demonstrate the new features in Silverlight 5 including 3D, RelativeSource Ancestor, Data Binding Debugging, Implicit DataTemplates, & Binding in Style Setters.

The code sample demonstrates how to use Silverlight along with SharePoint. A Silverlight application can be hosted inside a SharePoint site and it is called as a Silverlight WebPart.

The Model View ViewModel (MVVM) is an architectural pattern used in software engineering that originated from Microsoft.

Using TDD you can test the application logic only by unit test, without launch the application.

This sample shows a full 3D realtime engine with some advanced features and an integrated collisions system.Live sample : 
http://david.blob.core.windows.net/babylon/Babylon.htmlUpdatesUpdate: Support for Silverlight 5 (RTM)
Update: Integration of the Silverlight 5 Toolkit: 
h

This sample demonstrates how to recreate the LightSwitch Metro Theme extension, a contemporary theme for Visual Studio 2012 LightSwitch applications.

File Upload Controls in Two Flavors:
1. Use Silverlight and Task Parallel Library to do blazing fast uploads to Azure Blob Storage.
2. Use HTML5 to do robust, fault tolerant and secure uploads to Azure Blob Storage.

This sample demonstrates how to expose an on-premises WCF service to an internet Silverlight client using Windows Azure Service Bus. The sample creates a WCF REST Service. But you can work with other types of WCF services using the same technique.

Flashcards.Show is an example of an application that run on and share content between your desktop, the browser, and Windows Phone. The sample includes source for the three client platform, as well as Windows Azure.

Excel Importer is a Visual Studio LightSwitch Extension.  The extension will add the ability to import data from Excel to LightSwitch applications.  The importer can validate the data that is being imported and will even import data across relationships.

The code sample demonstrates the WriteableBitmap feature in Silverlight 3. The feature enables you to update and render a bitmap on a per-frame basis. This is useful for generating algorithmic content, such as a fractal image, and for data visualization,

The code sample demonstrates the Deep Zoom feature of Silverlight 3 that provides the ability to interactively view high-resolution images in Silverlight. You can zoom in and out of images rapidly without affecting the performance of your application.

This project illustrates how to define group header style of different levels and define group header style according to group header content.

This Windows Azure code sample demonstrates accessing data on Windows Azure Table Storage by using WCF Data Services

The code sample demonstrates communicate with WCF web service using net.tcp protocol in Silverlight 4.

The problem addressed here is that developers want to control the colors of UI elements to enhance the user experience. LightSwitch allows switching themes but does not expose properties and methods for more granular control of colors. This sample shows how.

The project illustrates how to use Socket achieve MultiCast function

The project illustrates how to bind data source with using two way mode with frequent changed data

Do you need to master Bing Maps apps on Windows Phone ? Then you have to start from the beginners level. This is the version 2 after the first one which is more simple and published here:  http://code.msdn.microsoft.com/Bing-Maps-950491b9 . This
app is a very simple demo for be

This sample shows you how to aggregate data in Visual Studio LightSwitch and display the aggregated data in a bar chart. This involves adding a WCF Ria Service to aggregate Product sales information and adding a Silverlight Toolkit Chart to a LightSwitch application.

This code sample demonstrates accessing the Windows Clipboard and retrieving a Device Independent Bitmap (DIB) and saving the DIB to a file.

Briefly explains about Unity Application Blocks, How it works and how is its architecture.
And it provides how to use steps and simple example to understand how we can use Unity. 
It also provides advantages and disadvantages of Unity Application Blocks.

The code sample demonstrates the use of Managed Extensibility Framework (MEF) in Silverlight 4. MEF is designed for simplifying the design of extensible applications and components.

This sample iterates on the a sample by John Papa for the talk on MVVM Patterns for Silverlight and WP7 that featured WCF RIA Services as the data layer. This sample streamlines the service layer abstraction to correctly work with the RIA client.

Explains and shows how to implement and use Commands in MVVM.

This example demonstrates how to use the full screen feature in Silverlight 3.

This sample demonstrates a simple technique to preserve ASP.NET session ID from a web page hosting a Silverlight component making a client WebRequest to another web page on the same site.

The code sample demonstrates how to implement a simple UDP multicast client in Silverlight.

This sample demonstrates how to customize the splash screen for Silverlight 3 application.

This samples highlights integration with ASP.NET and client-side data binding. In the Web.config file, authentication, role management and profile have been enabled using the default ASP.NET providers.

The code sample demonstrates the new drag&drop feature of Silverlight 4 to implement dragging picures from the local file system to a Silverlight application.

The sample code demonstrates how to access the WCF service via Access control service token