C#

SPFile newdoc = folder.Files.Add(folder.Url + "/" + SPFileName, content, true);   
  
SPListItem doc = newdoc.Item;   
doc["Title"] = "whatever";   
doc.SystemUpdate();

SPFile newdoc = folder.Files.Add(folder.Url + "/" + SPFileName, content, true);   
Hashtable hashes = newdoc.Properties;   
hashes["Title"] = title;   
newdoc.Update();  

namespace WindowsFormsApplication14
{
    public partial class Form1 : Form
    {
        SerialPort port;
        public Form1()
        {
            InitializeComponent();
           port = new SerialPort("COM1", 2400, Parity.None, 8, StopBits.One);
           port.Open();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            port.Write(textBox1.Text);
        }

        private void button2_Click(object sender, EventArgs e)
        {
            port.Close();
        }
    }
}

namespace WindowsFormsApplication3
{
    public partial class Form1 : Form
    {
        private SerialPort p = new SerialPort("COM1", 2400, Parity.None, 8, StopBits.One);

        public Form1()
        {
            InitializeComponent();

            CheckForIllegalCrossThreadCalls = false;
           
            Thread t = new Thread(new ThreadStart(SerialPortProgram));
           
            t.Start(); 
        }


        public void SerialPortProgram()
        {
                p.DataReceived += new SerialDataReceivedEventHandler(port_DataReceived);
                p.Open();
               Application.Run();

            }

        private void port_DataReceived(object sender, SerialDataReceivedEventArgs e)
        {


            textBox1.Text += p.ReadExisting();
         
        }