ASP.NET

 <script src="../Scripts/jquery-1.6.4.js"></script>
 <script src="../Scripts/jquery.signalR-2.1.2.min.js"></script>
 <script src='<%: ResolveClientUrl("~/signalr/hubs") %>'></script>
 <script type="text/javascript">
$(function () {
    // Declare a proxy to reference the hub.          
    var notifications = $.connection.NotificationHub;
    // Create a function that the hub can call to broadcast messages.
    notifications.client.recieveNotification = function (role, descrip) {
        // Add the message to the page.                    
        $('#spanNewMessages').text(role);
        $('#spanNewCircles').text(descrip);            
    };
    // Start the connection.
    $.connection.hub.start().done(function () {
        notifications.server.sendNotifications();
        alert("Notifications have been sent.");

    }).fail(function (e) {
        alert(e);
    });
    //$.connection.hub.start();
});
  </script>
  <h1>New Notifications</h1>
  <div>
  <br />
  New   <span id="spanNewMessages"></span> = role.<br />
  New   <span id="spanNewCircles"></span> = descrip.<br />   
  </div>

[HubName("NotificationHub")]
public class notificationHub : Hub
{
    string role = "";
    string descrip = "";

    [HubMethodName("sendNotifications")]
    public void SendNotifications()
    {
        using (var connection = new SqlConnection(ConfigurationManager.ConnectionStrings["##########"].ConnectionString))
        {

            string query = "SELECT top 1 [role],[description] FROM [dbo].[User] order by uploadDate desc";
            connection.Open();
            SqlDependency.Start(GetConnectionString());

            using (SqlCommand command = new SqlCommand(query, connection))
            {

                try
                {
                    command.Notification = null;
                    DataTable dt = new DataTable();
                    SqlDependency dependency = new SqlDependency(command);
                    dependency.OnChange += new OnChangeEventHandler(dependency_OnChange);
                    if (connection.State == ConnectionState.Closed)
                        connection.Open();
                    var reader = command.ExecuteReader();
                    dt.Load(reader);
                    if (dt.Rows.Count > 0)
                    {
                        role = dt.Rows[0]["role"].ToString();
                        descrip = dt.Rows[0]["description"].ToString();

                    }

                    connection.Close();

                }

                catch (Exception ex)
                {
                    throw ex;
                }
            }  
        }

        Clients.All.RecieveNotification(role, descrip);
    }

    private void dependency_OnChange(object sender, SqlNotificationEventArgs e)
    {
        if (e.Info == SqlNotificationInfo.Insert)

        {
            notificationHub nHub = new notificationHub();
           nHub.SendNotifications();

        }
    }

Directory Listing -- /MyWebTutorial/

--------------------------------------------------------------------------------

   Thursday, October 09, 2014 04:59 PM        <dir> bin
   Thursday, October 09, 2014 04:49 PM        <dir> Images
   Thursday, October 09, 2014 05:20 PM        <dir> JavaScript
   Thursday, October 09, 2014 06:51 PM        2,070 MasterPage.Master
   Thursday, October 09, 2014 04:18 PM          343 MasterPage.Master.cs
   Thursday, October 09, 2014 06:51 PM          782 MasterPage.Master.designer.cs
   Thursday, October 09, 2014 06:51 PM        4,968 MyWebTutorial.csproj
   Thursday, October 09, 2014 06:51 PM        1,088 MyWebTutorial.csproj.user
   Thursday, October 09, 2014 04:15 PM        <dir> obj
   Thursday, October 09, 2014 04:15 PM        <dir> Properties
   Thursday, October 09, 2014 04:28 PM        <dir> Styles
   Thursday, October 09, 2014 05:45 PM        2,014 Web.config
   Thursday, October 09, 2014 04:15 PM        1,285 Web.Debug.config
   Thursday, October 09, 2014 04:15 PM        1,346 Web.Release.config


--------------------------------------------------------------------------------
Version Information: ASP.NET Development Server 10.0.0.0

Dim expDIV As String = "(^<div id=&quot;specialFooter&quot;|ID=&quot;specialFooter&quot;)(.*)(</div>)"
Dim elementDIV As System.Text.RegularExpressions.MatchCollection = _
           Regex.Matches(p_MessageXHTML, expDIV)

<div id="specialFooter" class="default_Wrapper_Footer">Anything can be here</div>

<asp:GridView ID="grdservices" runat="server" AutoGenerateColumns="false" ShowFooter="true">
          <Columns>
        <asp:BoundField DataField="S.No" HeaderText="s.no" />
        <asp:TemplateField HeaderText="service name">
         <ItemTemplate>
         <asp:TextBox ID="txtservicename" runat="server"></asp:TextBox>
     </ItemTemplate>
    </asp:TemplateField>
    <asp:TemplateField HeaderText="description">
    <ItemTemplate>
    <asp:TextBox ID="txtDescription" runat="server"></asp:TextBox>
     </ItemTemplate>
    <FooterStyle HorizontalAlign="right" />
    <FooterTemplate>
   <asp:Button ID="btnadd" runat="server" Text="add new service" OnClick="btnadd_Click" OnRowCommand="ButtonClicked" />
    </FooterTemplate>
</asp:TemplateField>
</Columns>
/asp:GridView>

$(function () {
    // Proxy created on the fly
    var chat = $.connection.chat;

    // Declare a function on the chat hub so the server can invoke it
    chat.addMessage = function (message) {
        $('#messages').append('<li>' + message + '');
    };

    $("#broadcast").click(function () {
        // Call the chat method on the server
        chat.send($('#msg').val());
    });

    // Start the connection
    $.connection.hub.start();
});

public class Chat : Hub
{
    public void Send(string message)
    {
        // Call the addMessage method on all clients
        Clients.addMessage(message);
    }
}

Imports Microsoft.AspNet.Identity
Imports Microsoft.AspNet.Identity.EntityFramework
Imports Microsoft.AspNet.Identity.Owin
Imports System.Linq
Imports System.Web
Imports System.Web.UI
Imports Microsoft.Owin.Security

Partial Public Class Account_Login
    Inherits Page
    Protected Sub Page_Load(sender As Object, e As EventArgs) Handles Me.Load
        RegisterHyperLink.NavigateUrl = "Register"
        OpenAuthLogin.ReturnUrl = Request.QueryString("ReturnUrl")
        Dim returnUrl = HttpUtility.UrlEncode(Request.QueryString("ReturnUrl"))
        If Not [String].IsNullOrEmpty(returnUrl) Then
            RegisterHyperLink.NavigateUrl += "?ReturnUrl=" & returnUrl
        End If
    End Sub

     Protected Sub LogIn(sender As Object, e As EventArgs) Handles btnLogin.Click

    If IsValid Then ' Validate the user password             

        Dim manager = New UserManager()

        Dim user As ApplicationUser = manager.Find(username.Text, password.Text)

        Try

            If user IsNot Nothing Then

                IdentityHelper.SignIn(manager, user, RememberMe.Checked)

                IdentityHelper.RedirectToReturnUrl(Request.QueryString("ReturnUrl"), Response)

            End If

        Catch ex As Exception

            FailureText.Text = ex.Message

            ErrorMessage.Visible = True

        End Try

    End If

End Sub

End Class