how to generate barcode in asp.net using c#

In this web programming tutorial we will learn that how we can generate barcode in asp.net using c#, as it is often used in different projects and web developers have to face problem, see the below code and just copy and past in your page.
Code for .CS file

using System;
using System.Data;
using System.Drawing.Imaging;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

using Bytescout.BarCode;

public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
// Create new barcode
Barcode barcode = new Barcode();

// Set symbology
barcode.Symbology = SymbologyType.Code39;
// Set value
barcode.Value = "Sample";

// Clear http output
Response.Clear();
// Set the content type to PNG
Response.ContentType = "image/png";
// Add content type header
Response.AddHeader("Content-Type", "image/png");
// Set the content disposition
Response.AddHeader("Content-Disposition", "inline;filename=result.png");

// Save image to output stream
barcode.SaveImage(Response.OutputStream, ImageFormat.Png);

// End response
Response.End();

}
}