davidfowl

using System;
using System.Threading.Tasks;

namespace System.Collections.Concurrent
{
    public static class ConcurrentDictionaryExtensions
    {
        /// <summary>
        /// Provides an alternative to <see cref="ConcurrentDictionary{TKey, TValue}.GetOrAdd(TKey, Func{TKey, TValue})"/> that disposes values that implement <see cref="IDisposable"/>.
        /// </summary>

DanielSWolf

using System;
using System.Threading;

static class Program {

	static void Main() {
		Console.Write("Performing some task... ");
		using (var progress = new ProgressBar()) {
			for (int i = 0; i <= 100; i++) {
				progress.Report((double) i / 100);