How to limit number of HttpWebRequest per second towards a webserver?

Question

I need to implement a throttling mechanism (requests per second) when using HttpWebRequest for making parallel requests towards one application server. My C# app must issue no m

Answer 1

The Throttle() and Sample() extension methods (On Observable) allow you to regulate a fast sequence of events into a "slower" sequence.

Here is a blog post with an example of Sample(Timespan) that ensures a maxium rate.