Data Parallelism

' Sequential version        

For Each item In sourceCollection
    Process(item)
Next

' Parallel equivalent
Parallel.ForEach(sourceCollection, Sub(item) Process(item))

VB.net

// Sequential version            
foreach (var item in sourceCollection)
{
    Process(item);
}

// Parallel equivalent
Parallel.ForEach(sourceCollection, item => Process(item));

C#