ASP.NET

//First call to get the hidden fields from the page
HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(@"http://localhost:51749/Default.aspx");
request.Method = "GET";
request.ContentType = "application/x-www-form-urlencoded";

HttpWebResponse resp = (HttpWebResponse)request.GetResponse();

string respString = string.Empty;

using (Stream strm = resp.GetResponseStream())
{
    using (StreamReader sr = new StreamReader(strm))
    {
        respString = sr.ReadToEnd();
    }
}
request = (HttpWebRequest)HttpWebRequest.Create(@"http://localhost:51749/Default.aspx");
List<string> controls = respString.Split('\n').Select(o => o.Replace("\r", string.Empty).Trim()).Where(o => o.StartsWith("<input") && o.IndexOf("hidden") > -1).ToList();


request.Method = "POST";
request.ContentType = "multipart/form-data";


//copied from StackOverflow and updated to hit my URL
using (HttpClient client = new HttpClient())
{
    using (MultipartFormDataContent content = new MultipartFormDataContent())
    {
        var values = new[]
                        {
                            new KeyValuePair<string, string>("txtFile", "BALHHHHH"),
                            new KeyValuePair<string, string>("fu1", fileName),
                        }.ToList();

        foreach (string cont in controls)
        {
            List<string> attributes = cont.Split(' ').Where(o => o.ToLower().StartsWith("id") || o.ToLower().StartsWith("value")).Select(o => o.Replace("\"", string.Empty)).ToList();

            string id = attributes.Where(o => o.ToLower().StartsWith("id")).FirstOrDefault().Split('=')[1];
            string value = attributes.Where(o => o.ToLower().StartsWith("value")).FirstOrDefault().Split('=')[1];

            values.Add(new KeyValuePair<string, string>(id, value));
        }


        foreach (KeyValuePair<string, string> keyValuePair in values)
        {
            content.Add(new StringContent(keyValuePair.Value), keyValuePair.Key);
        }

        ByteArrayContent fileContent = new ByteArrayContent(File.ReadAllBytes(fileName));
        fileContent.Headers.ContentDisposition = new ContentDispositionHeaderValue("attachment")
        {
            FileName = Path.GetFileName(fileName)
        };
        content.Add(fileContent);

        string requestUri = "http://localhost:51749/Default.aspx";
        HttpResponseMessage result = client.PostAsync(requestUri, content).Result;

        using (Stream res = await result.Content.ReadAsStreamAsync())
        {
            byte[] bres = new byte[res.Length];
            res.Read(bres, 0, bres.Length);
            Response.Write(Encoding.ASCII.GetString(bres));

        }


    }
}

foreach (KeyValuePair<string, string> keyValuePair in values)
{
   content.Add(new StringContent(keyValuePair.Value), "\"" + keyValuePair.Key + "\"");
}

ByteArrayContent fileContent = new ByteArrayContent(File.ReadAllBytes(fileName));
content.Add(fileContent, "\"nameOfTheFileUpload\"", "\"" + Path.GetFileName(fileName) + "\"");
// This overload of Add automatically creates the Content-Disposition header.

<div style="float: left;"></div>
or
<asp:panel id="panel1" runat="Server" ></asp:panel>

Dim panel_Container as Panel = new panel
with panel_container
  .style.add(HtmlTextWriterStyle.float, "left")
end with
controls.add(panel_container)

Tridip Bhattacharjee wrote:

i hard that session has sliding expiration nature. can anyone tell me how sliding expiration works

Tridip Bhattacharjee wrote:

Is it default behaviour or developer has to set anything for club up this sliding expiration with session.

Tridip Bhattacharjee wrote:

i try to know if user access any page just before session time out then what will happen...session will expire or not.

Tridip Bhattacharjee wrote:

if session will not expire then when session will expire in this situation. also tell me what will be session time out then?

Tridip Bhattacharjee wrote:

due to sliding expiration nature the session time out increase....i like to know how much increase. 2 minute increase or 5 minute increase