c# GetEnumerator and GetAsyncEnumerator both return a new instance of an enumerator. GetEnumerator and GetAsyncEnumerator return a new instance of an enumerator. As a result... var e1 = sequence.GetEnumerator(); var e2 = sequence.GetEnumerator(); Console.WriteLine(e1 == e2); // false!!!Corollary1: if we call e1.MoveNext(), the
c# What is a .NET Mutex? https://msdn.microsoft.com/en-us/library/system.threading.mutex(v=vs.110).aspx a primitive .NET type one thread owns it at a time WaitOne(int) blocks the calling thread returns true when