ASP.NET

<script type="text/javascript">
    function but_ok() {
        window.returnValue = "ok";
        window.close();
    }
    function but_cancel() {
        window.returnValue = "cancel";
        window.close();
    }
    function but_yes() {
        window.returnValue = "yes";
        window.close();
    }
    function but_no() {
        window.returnValue = "no";
        window.close();
    }
</script>

<asp:Button ID="dlg_ok" runat="server" Text=" OK " />
<asp:Button ID="dlg_cancel" runat="server" Text=" Cancel " />
<asp:Button ID="dlg_yes" runat="server" Text=" Yes " />
<asp:Button ID="dlg_no" runat="server" Text=" No " />

protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        dlg_ok.Attributes["onclick"] = "javascript:but_ok()";
        dlg_cancel.Attributes["onclick"] = "javascript:but_cancel()";
        dlg_yes.Attributes["onclick"] = "javascript:but_yes()";
        dlg_no.Attributes["onclick"] = "javascript:but_no()";
    }
}

 public class GetQuestionViewModel
{
     public class Question {
     public Question Questions { get; set; }
     public Response Response { get; set; }
     }
     public GetQuestionViewModel()
     {
         this.QuestionOptions = new HashSet<QuestionOption>();
         this.Responses = new HashSet<Response>();
     }
     [Key]
     public int Id { get; set; }
     public int PageNumber { get; set; }
     public string Question1 { get; set; }
     public int QuestionTypeId { get; set; }
     public Nullable<int> LinkedTo { get; set; }
     public Nullable<int> Options { get; set; }
     public Nullable<int> QuestionRanking { get; set; }

     public virtual ICollection<QuestionOption> QuestionOptions { get; set; }
     public virtual QuestionType QuestionType { get; set; }
     public virtual ICollection<Response> Responses { get; set; }
}

[HttpGet]
public ActionResult ViewQuestion(int? id)
{
    if (id == null || id == 0 || id > 13)
    {
        id = 8;
    }
    Question question = db.Questions.Find(id);

    if (question == null)
    {
        return HttpNotFound();
    }
    return View(question);
}

Question question = db.Questions.Find(id);

var question = db.Questions.Find(id);

Question questions =  (from q in db.Questions
        from qo in q.QuestionOptions.DefaultIfEmpty()
        from r in q.Responses.DefaultIfEmpty()
        where q.PageNumber == page && r.UserId == userId
        select new Question 
        {
           Id = q.Id,
           QuestionType = q.QuestionType,
           Question1 = q.Question1
        }

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;
using System.Xml.Linq;

namespace ProvaParsingXml
{
    class Program
    {
        static void Main(string[] args)
        {
            string str = @"C:\Users\c.capannini\Desktop\file.xml";

            XDocument xml = XDocument.Load(str);

            var hosts = from h in xml.Descendants("address")
                        select new
                        {
                            addr = h.Attribute("addr").Value,
                            addrtype = h.Attribute("addrtype").Value,

                        };
             
            //Console.WriteLine(emp.Element("EmpId").Value + ". " + emp.Element("Name").Value);


            //foreach (var host in hosts)
            //{
            //    Utilities.LogHandler.Info("Host : " + host.addr);

            //}

            //Utilities.LogHandler.Info("Scansione per ogni host e relativa porta.");

            foreach (var host in hosts)
            {
                // Utilities.LogHandler.Info("INFO: Dentro foreach 1");

                if (host.addrtype == "ipv4" || host.addrtype == "ipv6")
                {
                    Console.WriteLine("Host : " + host.addr.ToString());

                    var ports = xml.Descendants("port");

                    foreach (var port in ports)
                    {
                        Console.WriteLine("Port = " + port.Attribute("portid").Value.ToString());

                        var script = port.Element("script");

                        if (script != null)
                        {
                            var pem = script.Descendants("elem").FirstOrDefault(n => n.Attribute("key").Value == "pem");

                            string pemm = pem.ToString();

                            pemm = pemm.Replace("<elem key=\"pem\">", "");
                            pemm = pemm.Replace("</elem>", "");

                            Console.WriteLine("PEM = " + pemm);

                            // Utilities.LogHandler.Info("Creazione del certificato!");

                            //gestCert = new GestioneCertificato();

                            // gestCert.NuovoCertificato(certificato, host.addr.ToString(), , agent, job, pemm);

                            // Utilities.LogHandler.Info("Creazione del certificato effettuato con successo!");
                            break;
                        }

                    }
                }
            }

            Console.ReadLine();

 
        }
    }
}