C#

//this is how to create and save
Microsoft.Office.Interop.Excel.Application excelApp = new ApplicationClass();
Microsoft.Office.Interop.Excel.Workbook newWorkbook = excelApp.Workbooks.Add(Microsoft.Office.Interop.Excel.XlWBATemplate.xlWBATWorksheet);
Microsoft.Office.Interop.Excel.Sheets excelSheets = newWorkbook.Worksheets;
string currentSheet = "Tabelle1"; //german name
Microsoft.Office.Interop.Excel.Worksheet worksheet = (Microsoft.Office.Interop.Excel.Worksheet)excelSheets.get_Item(currentSheet);

worksheet.SaveAs(Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + "\\SaveAsTest.xlsx", t, t, t, t, t, t, t, t, t);

static void Main(string[] args)
        {
            TAPI tapi = new TAPI();
            bool b = tapi.Initialize();
            ArrayList list = tapi.AvailableModems();
         *  tapi.modem = new Modem(list[1].ToString(), tapi, new IntPtr());
            Modem modem = tapi.modem;
            modem.Call("6632");
        }

public static byte [] TryReceive (Socket sock, out int nLength)
{
    nLength = 0;
    try {
    int size = sizeof(int);
    byte [] data;
    int recv = 0;
    int offset = 0;

    data = new byte [size];
    while (size > 0) {
        recv = sock.Receive(data, offset, size, SocketFlags.None);
        if (recv == 0)
        return null;
        offset += recv;
        size -= recv;
    } // Makes sure I read the correct number of bytes for an integer

            //Gets the size of the entire packet
    size = BitConverter.ToInt32(data, 0);
    offset = 0;
    data = new byte [size];

    while (size > 0) {
        recv = sock.Receive(data, offset, size, SocketFlags.None);
        offset += recv;
        size -= recv;
    } // Reads in the entire packet
    nLength = data.Length;
    byte [] dataGraph = new byte [data.Length - 1];
    Array.Copy(data, 1, dataGraph, 0, dataGraph.Length);
            //First byte is boolean specifying if it's compressed
    if (BitConverter.ToBoolean(data, 0))
        dataGraph = DecompressBytes(dataGraph);
    return dataGraph;
    }
    catch (OutOfMemoryException) { ObeServer.log.Log(1, "OutOfMemory when receiving packet."); return null; }
        //This error occurs after running for a a couple days on mono
}