C#

yu-jian wrote:

I see that the file is created by program, but its size is still zero.

Label nameLabel = null;
Label scoreLabel = null;
int nameX = 10;
int nameY = 10;
readonly int nameWidth = 70;  // Change this value to alter the spacing adjust scoreX accordingly, if you do
int scoreX = 85;
int scoreY = 10;
int listCount = 1;
foreach(DataRow row in dt.Rows)
{
  nameLabel = new Label();  // Create the label
  nameLabel.Width = nameWidth;  // set its width (use a variable so that you can just alter that value to change the layout)
  nameLabel.Text = row["PlayerName"].Value.ToString(); // you might need to check for null here, depends on your data.
  nameLabel.Location = new Point(nameX, nameY);
  this.Controls.Add(nameLabel)
  nameY += nameLabel.Height + 5; // add 5 for spacing. You could use a variable as for the width. The X value stays the same so that the left edges line up

  // Do the same for scoreLabel
  ........................
  ........................
  ........................
  ........................

  listCount++;
  if (listCount > 10) // to ensure only the 10 as per your original post.
  {
    break;
  }
}

Properties.Settings.Default.Reload();
string connString = Properties.Settings.Default.ConnectionString;

Properties.Settings.Default.ConnectionString = myNewConnectionString;
Properties.Settings.Default.Save();

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <connectionStrings>
    <add name="Office"
        connectionString="Data Source=(local);Initial Catalog=TDC;Integrated Security=True"
        providerName="System.Data.SqlClient" />
    <add name="Home"
        connectionString="Data Source=(local);Initial Catalog=TDC;Integrated Security=True"
        providerName="System.Data.SqlClient" />
    <add name="Clients_PC"
        connectionString="Data Source=(local);Initial Catalog=TDC;Integrated Security=True"
        providerName="System.Data.SqlClient" />
  </connectionStrings>
</configuration>

private string ConnectionString
{
 get
 {
#IF DEBUG
   if(System.Environment.MachineName == ???)
     return Configuration.ConnectionString["Home"];
   ...
#ELSE
    return Configuration.ConnectionString["Client_PC"];
#END  
 }
}

    Timer t = new Timer();
    t.Interval = 10000;
    t.Tick += new EventHandler(t_Tick);
    t.Start();

    ...

void t_Tick(object sender, EventArgs e)
    {
    MyMethod(myParameters);
    }

Luc Pattyn wrote:

Or have an app that does it once, and use Windows Scheduler to schedule its invocation.

msaez wrote:

i need this information for a work school

I are Troll

private void FormMain_FormClosing(object sender, FormClosingEventArgs e)
{
    if (e.CloseReason == CloseReason.UserClosing)
    {
                // your code
    }
}