C#

using (StreamReader sr = new StreamReader("file")) {
    string content = sr.ReadToEnd();
    string[] strings = content.Split('\0');
}

public static string
ReadString
(
    System.IO.Stream Stream
,
    byte             Terminator
)
{
    string result = null ;
    System.Collections.Generic.List<byte> bytes =
        new System.Collections.Generic.List<byte>() ;
    int temp ;

    while ( true )
    {
        temp = Stream.ReadByte() ;

        if ( ( temp == Terminator ) || ( temp == -1 ))
        {
            break ;
        }

        bytes.Add ( (byte) temp ) ;
    }

    if ( bytes.Count > 0 )
    {
        result = System.Text.Encoding.ASCII.GetString ( bytes.ToArray() ) ;
    }
    else
    {
        if ( temp == Terminator )
        {
            result = "" ;
        }
    }

    return ( result ) ;
}

[DllImport("user32")] private static extern bool HideCaret(IntPtr hWnd);

public void HideCaret()
{
    HideCaret(TextBox1.Handle);

}