#task-parallel-library

How to: Cancellation token in Task constructor: why?

Cancellation token in Task constructor: why?

Certain System.Threading.Tasks.Task constructors take a CancellationToken as a parameter:

CancellationTokenSource source = new CancellationTokenSource(); Task t = new Task (/* method */, source.Token);

What baffles me about this is that there is no way from inside the method body to actually get at the token passed in (e.g., nothing like Task.Current…

How to: What is the difference between task and thread?

What is the difference between task and thread?

In C# 4.0, we have Task in the System.Threading.Tasks namespace. What is the true difference between Thread and Task. I did some sample program(help taken from MSDN) for my own sake of learning with

Parallel.Invoke Parallel.For Parallel.ForEach

but have many doubts as the idea is not so clear.

I have initially searched in Stackoverflow for a…

Parallel.ForEach vs Task.Factory.StartNew

What is the difference between the below code snippets? Won’t both be using threadpool threads?

For instance if I want to call a function for each item in a collection,

Parallel.ForEach<Item>(items, item => DoSomething(item)); vs foreach(var item in items) { Task.Factory.StartNew(() => DoSomething(item)); }

Answer: Parallel.ForEach vs…