Parallel Programming in .Net 4.0: BlockingCollection<T>

This article takes a look at BlockingCollection&lt;T&gt;, one of the new, threadsafe collections coming in .Net 4.0. BlockingCollection&lt;T&gt; allows different threads to add-to/iterate-over the collection simultaneously while giving subscribers the option of blocking until more items are available and publishers to block if too many items are already in the collection.