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# 这个还能保留上一次的更改。
git reset --soft HEAD^

# 这个不能保留上一次的更改。
git reset --hard HEAD^

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Mount-DiskImage -ImagePath X:\cn_windows_server_2012_r2_with_update_x64_dvd_4048415.iso

# Note that ImagePath must be absolute path.

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Set-VirtualDisk -FriendlyName "September Disk" -IsManualAttach 0

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using System;
using System.Collections.Generic;
using System.Linq;

using Microsoft.WindowsAzure.Storage;
using Microsoft.WindowsAzure.Storage.Table;

/// <summary>
/// The table entities that extend from this type will have rich support in property types.
/// </summary>

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// Copied from:
// http://www.minddriven.de/index.php/technology/dot-net/c-sharp/efficient-expression-values

public static class Guard
{
    public static void AssertNotNull<T>(Expression<Func<T>> selector)
    {
        var memberSelector = (MemberExpression)selector.Body;
        var constantSelector = (ConstantExpression)memberSelector.Expression;
        var value = ((FieldInfo)memberSelector.Member).GetValue(constantSelector.Value);

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findstr /s /i /m "stringToFind" *

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// Modified based on http://stackoverflow.com/questions/1322037/

public static class StringUtils
{
    private static Regex FormatPattern =
        new Regex(@"(\{+)([^\}]+)(\}+)", RegexOptions.Compiled);

    public static string Format(this string pattern, object template)
    {
        if (template == null)

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<div id="content-wrapper">
    <div id="content">
        <!-- blah blah blah -->
    </div>
</div>

<div id="sidebar">
    <ul>
        <!-- blah blah blah -->
    </ul>

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namespace EventTest
{
    using System;

    class Parent
    {
        public event Action Event;

        public virtual void DoEvent()
        {

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// 395A1 & 395A2 - Skis
// http://codeforces.com/problemset/problem/395/A1
// http://codeforces.com/problemset/problem/395/A2

#include <cstdlib>
#include <iostream>
#include <algorithm>

const int N = 1111111;