C#

public static void StopService(string servicename)
{
    ServiceController actService = FindServiceByName(servicename);
    if(actService!=null)
    {
        actService.Stop();
        actService.Dispose();
    }
}

public static ServiceController FindServiceByName(string servicename)
{
    ServiceController actService = null;
    ServiceController[] services;
    services = ServiceController.GetServices();
    for(int i = 0; i <  services.Length; i++)
    {
        if(services[i].ServiceName.Equals(servicename))
        {
            actService = services[i];
        }
        else
        {
            services[i].Dispose();
        }
    }
    return actService;
}

Sonia Gupta wrote:

Reason is , i have to take the backup of the database , at regular intervals.

bool downok = false;
bool draw = false;
bool end = false;
Point startPoint = Point.Empty;
Point endPoint = Point.Empty;
Pen linePen = new Pen(Color.Red);

private void pictureBox1_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e)
{
    draw= false;
    downok = true;
    end = false;
    startPoint = new Point(e.X,e.Y);
}

private void pictureBox1_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
{
    if(!end)
    {
        if(downok)
        {
            draw = true;
            downok = false;
        }
        endPoint = new Point(e.X,e.Y);
        pictureBox1.Invalidate();
    }
}

private void pictureBox1_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
{
    if(!end)
    {
        endPoint = new Point(e.X,e.Y);
        pictureBox1.Invalidate();
        end = true;
    }
}

private void pictureBox1_MouseLeave(object sender, System.EventArgs e)
{
    if(!end)
    {
        pictureBox1.Invalidate();
        end = true;
    }
}

private void pictureBox1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
{
    if(draw)
    {
        e.Graphics.DrawLine(linePen,startPoint, endPoint);
    }
}

protected override void Dispose( bool disposing )
{
    if( disposing )
    {
        if (components != null)
        {
            components.Dispose();
        }

        if(linePen!=null)
        {
            linePen.Dispose();
            linePen=null;
        }
    }
    base.Dispose( disposing );
}