What is your favourite asychronous pattern?

Question

I'm currently trying to get my head around the CCR as a Asynchronous programming model. In the past i've used the standard begin/end methods. I primary develop in VB.net and have been looking with longing at the Yield/Enumerator tricks.

What is your favourite asychronous pattern?

Answer 1

The Observer pattern.

Answer 2

Asynchronous Programming Model

Answer 3

F# async workflows, or similar stuff from other .NET languages using LINQ as in

http://weblogs.asp.net/podwysocki/archive/2008/10/15/functional-c-implementing-async-computations-in-c.aspx

Answer 4

Producer-consumer pattern

http://zone.ni.com/devzone/cda/tut/p/id/3023

http://www.crystalclearsoftware.com/soc/coroutine/coroutine/producer_consumer1.html