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copied!<p>If you can use Rx Extensions, this would be my favorite solution.</p> <pre><code>namespace ConsoleApplication2 { using System; using System.Collections.Generic; using System.Linq; using System.Reactive.Linq; internal class Program { #region Constants private const int chunkSize = 50; #endregion #region Methods private static void Main(string[] args) { List<string> bigList = Enumerable.Range(0, 99).Select(s => s.ToString()).ToList(); bigList.ToObservable().Buffer(chunkSize).Subscribe( chunk => { foreach (string s in chunk) { Console.WriteLine(s); } Console.WriteLine(String.Empty.PadRight(80, '-')); }); } #endregion } } </code></pre> <p>Combined with Parallel Extensions Extras</p> <pre><code>namespace ConsoleApplication2 { using System; using System.Collections.Concurrent; using System.Collections.Generic; using System.Linq; using System.Reactive.Linq; using System.Threading; using System.Threading.Tasks; using System.Threading.Tasks.Schedulers; internal class Program { #region Constants private const int ChunkSize = 50; #endregion #region Methods private static void Main(string[] args) { var cancellationTokenSource = new CancellationTokenSource(); CancellationToken cancellationToken = cancellationTokenSource.Token; var workStealingTaskScheduler = new WorkStealingTaskScheduler(Environment.ProcessorCount - 1); var bag = new ConcurrentBag<Task>(); IEnumerable<string> bigList = Enumerable.Range(0, 10000).Select(s => s.ToString()); bigList.ToObservable().Buffer(ChunkSize).Subscribe( chunk => bag.Add( Task.Factory.StartNew( () => { foreach (string s in chunk) { Console.WriteLine(s); } Console.WriteLine(String.Empty.PadRight(80, '-')); }, cancellationToken, TaskCreationOptions.None, workStealingTaskScheduler))); Task.WaitAll(bag.ToArray()); } #endregion } } </code></pre>

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