Aaron Erickson introduces his new LINQ extension Indexes for Objects (i4o). Indexes for Objects allows for fast lookup against in-memory collections while retaining the LINQ syntax and semantics. He also discusses how expression trees interact with LINQ and how they can be leveraged in other scenarios.
InfoQ had a chance to sit down with Aleksandar Seovic and Mark Pollack the co-creaters of Spring.NET. Spring.NET is an application framework that brings AOP, a Dependency Injection container and data access framework to .NET. It is not a complete port of Spring to .NET yet it preserves the tenets of Spring.
.NET developer Stephen Chu gives us some insight into his transition to Ruby on Rails programming. Quote: "By being loyal to one technology stack, I am bound to unconsciously make biased decisions, which will ultimately hinder my ability to deliver business value."
Scott Allen walks through the implementation of a HandleExternal Event Activity in Windows Workflow Foundation that is used to handle events raised by the process that is hosting the workflow runtime.