C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Net;
using System.Net.Sockets;
 

namespace etherent_send_and_recive_data
{
    public partial class Form1 : Form
    {
        UdpClient udpClient;
 
        private IPEndPoint ipend;
        public Form1()
        {
 
            InitializeComponent();
            udpClient = new UdpClient();
           
        }
 
        private void send_data_through_etherent( string send_data_ETH)
        {
          
            byte[] senddataETH = ASCIIEncoding.ASCII.GetBytes(send_data_ETH);
            udpClient.Send(senddataETH,4);
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            int port;
            byte res;
            button1.Text = "disconnected";
            port = int.Parse(textBox2.Text);
            ipend = new IPEndPoint(IPAddress.Parse(textBox1.Text), port);
 
 
                try
                {
                    udpClient.Connect(ipend);
                }
                finally
                {
                    button1.Text = "connected";  
                }
            
        }
 
       
        private void switch1_StateChanged(object sender, NationalInstruments.UI.ActionEventArgs e)
        {
            if(switch1.Value==true)send_data_through_etherent("S11E");
            else send_data_through_etherent("S10E");
        }
 
        private void textBox1_TextChanged(object sender, EventArgs e)
        {
          if(textBox2.Text != string.Empty)
            {
                if (textBox1.TextLength >= 11) button1.Enabled = true;
            }
        }
 
        private void textBox2_TextChanged(object sender, EventArgs e)
        {
          if (textBox2.Text != string.Empty)
            {
                if (textBox1.TextLength >= 11) button1.Enabled = true;
            }
        }
 
       
 
    }
 
}

//In this example, I create the connection and close for each interval of the loop
            while (!stopEvent.WaitOne(0, false))
            {
                using (SqlConnection dbConnection = new SqlConnection(connectionString))
                {
                    dbConnection.Open();

                    using (SqlCommand dbCommand = new SqlCommand("SELECT * FROM [TableName]", dbConnection))
                    {
                        using (SqlDataReader dbReader = dbCommand.ExecuteReader())
                        {
                            if (dbReader.Read())
                            {
                                //There is a record, process it and delete it.
                            }
                        }
                    }
                }

                System.Threading.Thread.Sleep(100);
            }

            //In this example, I create one connection until the loop completes then I close it.
            using (SqlConnection dbConnection = new SqlConnection(connectionString))
            {
                dbConnection.Open();

                while (!stopEvent.WaitOne(0, false))
                {
                    using (SqlCommand dbCommand = new SqlCommand("SELECT * FROM [TableName]", dbConnection))
                    {
                        using (SqlDataReader dbReader = dbCommand.ExecuteReader())
                        {
                            if (dbReader.Read())
                            {
                                //There is a record, process it and delete it.
                            }
                        }
                    }
                }

                System.Threading.Thread.Sleep(100);
            }

<pre>private List<Bitmap> BMPList = new List<Bitmap>();
        private Bitmap stitchImage = null;
        private Graphics stitchGraphics = null;
        private void InitializeStitch()
        {
            //This is where i get an paramater not valid errror, especially if I have already created this bitmap once or twice.
            stitchImage = new Bitmap(100000, BMPList[0].Height, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
            stitchGraphics = Graphics.FromImage(stitchImage);
        }

        private void UninitializeStitch()
        {
            if (stitchGraphics != null)
                stitchGraphics.Dispose();

            if (stitchImage != null)
                stitchImage.Dispose();
        }

        private void CreateStitch()
        {
            if (BMPList.Count > 0)
            {
                //Create the blank bitmap and the coresponding graphics object.
                InitializeStitch();

                //Add the slices, the list is used to simulate a camera's new frame event.  Where I don't know the end point, which is why i need such a large blank bitmap.
                for (int i = 0; i < BMPList.Count; i++)
                    stitchGraphics.DrawImage(BMPList[i], i * BMPList[i].Width, 0);

                //Crop and save
                using (Bitmap tempBMP = (Bitmap)StitchImage.stitchBMP.Clone(new Rectangle(0, 0, BMPList[0].Width, BMPList[0].Width.Height), StitchImage.stitchBMP.PixelFormat))
                {
                    tempBMP.Save(@"C:\MyTestImage.jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
                }

                //Free everything up.
                Uninitialize();
            }
        }