using System; using System.Diagnostics; using System.Threading; class Program { static void Main() { // Create new stopwatch Stopwatch stopwatch = new Stopwatch(); // Begin timing stopwatch.Start(); // Do something for (int i = 0; i < 1000; i++) { Thread.Sleep(1); } // Stop timing stopwatch.Stop(); // Write result Console.WriteLine("Time elapsed: {0}", stopwatch.Elapsed); } } A Stopwatch instance can measure elapsed time for one interval, or the total of elapsed time across multiple intervals [.....]
static void Main(string[] args) { try { throw new Exception(); } catch (Exception ex) { // Get stack trace for the exception with source file information var trace = new StackTrace(ex, true);
// Get the top stack frame [.....]
using System;
public class Singleton
{
private static Singleton instance;
private Singleton() {}
public static Singleton Instance
{
get
{
if (instance == null)
{
instance = new Singleton();
}
return instance;
}
}
} [.....]
using System;
public sealed class Singleton
{
private static volatile Singleton instance;
private static object syncRoot = new Object();
private Singleton() {}
public static Singleton Instance
{
get
{
if (instance == null)
{
lock (syncRoot)
{
if (instance == null)
instance = new Singleton();
}
}
return instance;
}
[.....]
private static XDocument XMLDocumentToXDocument(XmlDocument doc)
{
return XDocument.Parse(doc.OuterXml);
} [.....]
public static string Compress(string s)
{
var bytes = Encoding.Unicode.GetBytes(s);
using (var msi = new MemoryStream(bytes))
using (var mso = new MemoryStream())
{
using (var gs = new GZipStream(mso, CompressionMode.Compress))
{
msi.CopyTo(gs);
}
return Convert.ToBase64String(mso.ToArray());
}
}
public static string Decompress(string s)
[.....]
