C#

FileStream fs = new FileStream("Test.txt", FileMode.Open);
long BytesRemaining = fs.Length();
while(BytesRemaining)
{
    //read from file into buff....
    fs.Read(buff, offset, count);
    //send buff here...
    ///...
    //this will not work you need to get this size of the buff
    long BytesRead = buff.Length() 
    //decrement your count                        
    BytesRemaining -= BytesRead;
}

You see the Standards change. - Fellow co-worker

public void Show(Control control, Point pos) {
  object[] local0;

  if (control == null) {
    local0 = new Object[2];
    local0[0] = "control";
    local0[1] = "null";
    throw new ArgumentException(SR.GetString("InvalidArgument", local0));
  }
  if (!(control.IsHandleCreated) || !(control.Visible))
    throw new ArgumentException(SR.GetString("ContextMenuInvalidParent"), "control");
    
  this.sourceControl = control;
  this.OnPopup(EventArgs.Empty);
  pos = control.PointToScreen(pos);
  SafeNativeMethods.TrackPopupMenuEx(this.Handle, 64, pos.X, pos.Y, control.Handle, null);
}