Managed Extensibility Framework: Building Composable Apps in .NET 4 with the Managed Extensibility F

Microsoft ADO.Net team released (this month June 2009) a set of features that build on top of Entity Framework 4.0 Beta 1
The features included in this CTP are :

1.Templates for Self-Tracking Entities (N-Tier support)
2.Templates for POCO (Plain Old CLR Objects) Entities
3.Code-Only Programming Model that allows you to write Entity Data Model based applications without requiring external artifacts

While working with Entity Framework v1 during KiGG implementation of Entity Framework repositories, I decided to test KiGG for partial trust environment. Particularly Medium Trust support. Will not go through whether KiGG currently support medium trust or not in it current or upcoming version, but I will go through one of the reasons why KiGG currently might not support medium trust. It is because MY implementation of Entity Framework. Note that I am saying MY, because Entity Framework application can run on medium trust.

Learn about enhanced TimeSpan formatting and parsing features coming in the .NET Framework 4, and some helpful tips for working with TimeSpan values.Ron PetrushaMSDN Magazine February 2010

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Over the past few years, federated security models and claims-based access control have become increasingly popular. Platform tools in this area have also come a long way. Windows Identity Foundation (WIF) is a rich identity model framework designed for building claims-based applications and services and for supporting active and passive federated security scenarios.Michele Leroux BustamanteMSDN Magazine November 2009

This article is the third in a series about n-tier programming with the Entity Framework, specifically about building custom Web services with the Entity Framework and WCF. This article looks at features coming in the second release of the Entity Framework (EF4) and how you use them to implement the Self-Tracking Entities and Data Transfer Objects (DTOs) n-tier patterns.Daniel SimmonsMSDN Magazine November 2009

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