var list = new List<string>() { // Assume some items in the list };

for (var i = 0; i < list.Count; i++)
{
    var item = list[i];
    list.Remove(item);
    
    i--;
}

Simple alternative to List.Clear()

By Taylor, 2017-12-13 07:07:56
protected void EnableEditButtons(bool Value)
{
    if (Value == false)
    {
        buttonAdd.Disabled = true;
        buttonDelete.Disabled = true;
    }
    else
    {
        buttonAdd.Disabled = false;
        buttonDelete.Disabled = false;
    }
}

// ...

if (IsEditable(ID))
    EnableEditButtons(true);
else
    EnableEditButtons(false);

I found this old code in an app I was updating for a client a number of years back. It was so good I documented it on my own blog.

By Jon Hartmann, 2017-12-12 17:09:54
public static bool HasValues<T>(this ICollection<T> collection)
{
    if (collection == null)
    {
        return false;
    }
    if (collection.Count == 0)
    {
        return false;
    }
    return true;
}
By oskarnrk, 2017-12-12 16:49:43
    public static class DecimalHelpers
    {
        /// <summary>
        /// Format a decimal XX.XX to XX,XX%.
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static string FormatToStringPercentageValue(this decimal value)
        {
            return value.ToString().Replace(".", ",").FormatToPercentageValue();
        }
    }
    
    public static class StringHelpers
    {
        /// <summary>
        /// Add % at the end of the string.
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static string FormatToPercentageValue(this string value)
        {
            return string.Concat(value, "%");
        }
    }
By Anonymous, 2017-12-12 10:58:38
string month = DateTime.Today.Month.ToString();
if (DateTime.Today.Month < 10)
{
    month = "0" + month;
}
string day = DateTime.Today.Day.ToString();
if (DateTime.Today.Day < 10)
{
    day = "0" + day;
}

string dateCorrect = String.Format("{0}.{1}.{2}", DateTime.Today.Year, month, day);

string dateDue = "";
if (transferFields.DueDate.SelectedDate.HasValue)
{
    var dateDuearr = transferFields.DueDate.Value.Split(' ')[0].Split('.');
    dateDue = dateDuearr[2] + '.' + dateDuearr[1] + '.' + dateDuearr[0];
}
else {
    dateDue = dateCorrect;
}

Real developers don't use built in parsing and formatting methods.

By You will be proud of our code!, 2017-12-12 09:53:08
bool b = connection.isConnected() == true ? true : false;

My first internship presented me with this.

By Anonymous, 2017-12-12 09:39:54
 if (!String.IsNullOrEmpty(Client.CLADDR1))
            {
                if (Client.CLADDR1 == "NULL")
                {
By Anonymous, 2017-06-29 12:33:24
//this is a commit!!
trans.Commit();

It doesn't look like it was there because of some changes - someone simply wanted to be double sure he will see the commit there, I guess..

By Vukko, 2016-10-03 15:20:49
private void reset_kolejnosc()
{
	this.kolejnosc_s[0] = 1;
	this.kolejnosc_s[1] = 2;
	this.kolejnosc_s[2] = 3;
	this.kolejnosc_s[3] = 4;
	this.kolejnosc_s[4] = 5;
	this.kolejnosc_s[5] = 6;
	this.kolejnosc_s[6] = 7;
	this.kolejnosc_s[7] = 8;
	this.kolejnosc_s[8] = 9;
	this.kolejnosc_s[9] = 10;
}
By winek, 2016-07-17 00:16:00
#62 C# +228
protected Int32 Sum(int one, int two)
{
    int result;
    int tmp;
    
    tmp = one + two;
    result = tmp;
    return result;
}

Jesus.

By Anonymous, 2016-05-29 17:19:14
 foreach (Byte bajt in data ) {
                    BufferIndex = i++;
                    if (!char.IsControl((char)bajt))
                        MyCharacter = Convert.ToChar(bajt).ToString();//Encoding.ASCII.GetString(new[]{bajt});
                    else
                        MyCharacter = " ";

                    if (BufferIndex == 200)
                        {
                            int a = BufferIndex;
                        }

                    
                    if (BufferIndex < 200)
                    {
                        sw.WriteLine("PrintBuffer1[" + BufferIndex + "] :=\t" + bajt + "\t; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "\t" + MyCharacter );
                    }

                    if (BufferIndex >= 200 && BufferIndex  < 400)
                    {
                        BufferIndex = BufferIndex - 200;
                        sw.WriteLine("PrintBuffer2[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 400 && BufferIndex < 600)
                    {
                        BufferIndex = BufferIndex - 400;
                        sw.WriteLine("PrintBuffer3[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 600 && BufferIndex < 800)
                    {
                        BufferIndex = BufferIndex - 600;
                        sw.WriteLine("PrintBuffer4[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 800 && BufferIndex < 1000)
                    {
                        BufferIndex = BufferIndex - 800;
                        sw.WriteLine("PrintBuffer5[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 1000 && BufferIndex < 1200)
                    {
                        BufferIndex = BufferIndex - 1000;
                        sw.WriteLine("PrintBuffer6[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 1200 && BufferIndex < 1400)
                    {
	                        BufferIndex = BufferIndex - 1200;
                        sw.WriteLine("PrintBuffer7[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 1400 && BufferIndex < 1600)
                    {
                        BufferIndex = BufferIndex - 1400;
                        sw.WriteLine("PrintBuffer8[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 1600 && BufferIndex < 1800)
                    {
                        BufferIndex = BufferIndex - 1600;
                        sw.WriteLine("PrintBuffer9[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 1800 && BufferIndex < 2000)
                    {
                        BufferIndex = BufferIndex - 1800;
                        sw.WriteLine("PrintBuffer10[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 2000 && BufferIndex < 2200)
                    {
                        BufferIndex = BufferIndex - 2000;
                        sw.WriteLine("PrintBuffer11[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }
                    if (BufferIndex >= 2200 && BufferIndex < 2400)
                    {
                        BufferIndex = BufferIndex - 2200;
                        sw.WriteLine("PrintBuffer12[" + BufferIndex + "] :=" + bajt + "; // " + String.Format(@"0x{0:x2}", (ushort)bajt) + "   " + MyCharacter);
                    }

                        
                }

don't repeat yourself.. whyy we don't have PrintBufeer[i] ?

By Anonymous, 2016-02-08 09:52:40
public event EventHandler<Cles_graph_doivent_etre_redessines> les_graph_doivent_etre_redessines;
public void remove_event()
{
    if (this.les_graph_doivent_etre_redessines != null)
    {
        foreach (EventHandler<Cles_graph_doivent_etre_redessines> F_les_graph_doivent_etre_redessines in this.les_graph_doivent_etre_redessines.GetInvocationList())
        {
            this.les_graph_doivent_etre_redessines -= F_les_graph_doivent_etre_redessines;
        }
    }
}
By Anonymous, 2015-09-14 05:52:20