asp.net If statement in aspx page

<% if(somecondition) { %>
   some html
<% } %>

asp.net create menu from datatable

public static string CrateMenuFromDT(DataTable dt)
        {
            string retstring = "";


            DataRow[] drparentMain = dt.Select("ParentID =0 OR ParentID is null");

            foreach (DataRow dr in drparentMain)
            {
                string strmenuselect = Convert.ToString(dr["selected"]) == "0" ? "menu_nonselected" : "menu_selected";
                string strsubmenu = "";


                DataRow[] drparentMenu = dt.Select("ParentID =" + Convert.ToString(dr["MenuID"]));
                foreach (DataRow pdr in drparentMenu)
                {
                    if (strsubmenu == "")
                        strsubmenu = " <div class='submenu_straight'><ul><li><a href='" + Convert.ToString(pdr["navigateurl"]) + "' class='parent'><p>" + Convert.ToString(pdr["Text"]) + "</p></a></li>";
                    else
                        strsubmenu = strsubmenu + "<li><a href='" + Convert.ToString(pdr["navigateurl"]) + "' class='parent'><p>" + Convert.ToString(pdr["Text"]) + "</p></a></li>";
                }

                if (strsubmenu != "")
                    strsubmenu = strsubmenu + "</ul></div>";


                if (retstring == "")
                    retstring = "<li class='" + strmenuselect + "'><p><a href='" + Convert.ToString(dr["navigateurl"]) + "'>" + Convert.ToString(dr["Text"]) + "</a></p>" + strsubmenu + "</li>";
                else
                    retstring = retstring + "<li class='" + strmenuselect + "'><p><a href='" + Convert.ToString(dr["navigateurl"]) + "'>" + Convert.ToString(dr["Text"]) + "</a></p>" + strsubmenu + "</li>";

            }

            return retstring;
        }

asp.net show user zone date

       public static string ShowUserZoneDate(DateTime Dbdate, double zone)
        {
            if (Dbdate != null)
            {
                TimeSpan tms = new TimeSpan(0, Convert.ToInt32(zone * 60), 0);
                return Dbdate.Add(tms).ToString();
            }
            else
                return "";
        }

        public static string ShowUserZoneDate(string IDbdate, double zone)
        {
            if (!string.IsNullOrEmpty(IDbdate))
            {
                DateTime Dbdate = Convert.ToDateTime(IDbdate);
                TimeSpan tms = new TimeSpan(0, Convert.ToInt32(zone * 60), 0);
                return Dbdate.Add(tms).ToString();
            }
            else
                return "";
        }

asp.net create file from base 64

       public static bool CreateFileFromBase64(string fileName, string Base64Data)
        {
            try
            {
                FileStream fs = new FileStream(fileName, FileMode.OpenOrCreate);
                byte[] data = Convert.FromBase64String(Base64Data);
                fs.Write(data, 0, data.Length);
                fs.Close();

                return true;
            }
            catch (Exception ex)
            {
                return false;
            }


        }

asp.net create masked value

    public static String CreateMaskedValue(string valueForMask, Int32 numberOfCharacter)
        {
            String maskedString = String.Empty;
            int remainingCharCount = (valueForMask.Length - numberOfCharacter) < 0 ? valueForMask.Length : valueForMask.Length - numberOfCharacter;
            if (remainingCharCount > 0)
            {
                if (!string.IsNullOrEmpty(valueForMask))
                {
                    if (valueForMask.Length > 0)
                    {
                        maskedString = string.Concat("".PadLeft(numberOfCharacter, 'x'), valueForMask.Substring(valueForMask.Length - remainingCharCount));
                    }
                }
                return maskedString;
            }
            else
                return valueForMask;


        }

asp.net telerik convert docx to html

   public static string ConvertDocxToHtml(byte[] binaryData)
        {
            DocxFormatProvider docxProvider = new DocxFormatProvider();
            RadFlowDocument flowDoc = docxProvider.Import(binaryData);

            HtmlFormatProvider htmlProvider = new HtmlFormatProvider();
            string result = htmlProvider.Export(flowDoc);

            return result;
        }

asp.net error while publish solution -Could not load file or assembly Telerik.Web.UI.dll or one of its dependencies. Operation is not supported. (Exception from HRESULT: 0x80131515)

http://cantgrokwontgrok.blogspot.in/2009/10/visual-studio-unknown-build-error.html

asp.net fire button click in javascript function pass parameters

1) Javascript function

 function SetDocumentEditorSrc(WrkID) {
                __doPostBack('<%= btnSetRadEditorContent.UniqueID %>', WrkID);
            }

2)  Button Click Event

        protected void btnSetRadEditorContent_Click(object sender, EventArgs e)
        {
            String fileId = Request["__EVENTARGUMENT"]; // parameter
            if (!String.IsNullOrEmpty(fileId))
            {
                String convertedContent = "";

                RxOffice.BLL.Document document = new RxOffice.BLL.Document();
                document.SetRadEditorContent(Convert.ToInt32(fileId));
                if (!String.IsNullOrEmpty(convertedContent))
                {
                    RadEditor1.Content = convertedContent;
                }
            }

            //string filePath = Server.MapPath("~/SampleInitialContent.docx");
            //byte[] fileBinaryData = File.ReadAllBytes(filePath);
            //string convertedContent = Functions.ConvertDocxToHtml(fileBinaryData);

        }

asp.net update panel

1) Update Panel

<asp:UpdatePanel runat="server">
<Triggers>
<asp:AsyncPostBackTrigger ControlID="btnSetRadEditorContent" EventName="Click" />
</Triggers>
<ContentTemplate>
<div style="float: left; width: 59%; margin-left: 10px; border: 1px solid #e2e6eb;">
<%--<iframe id="ifrmWrkDocViewer" src="#" style="height: 430px !important; width: 100%; margin-left: 5px;"></iframe>--%>
<telerik:RadEditor ID="RadEditor1" runat="server" ContentFilters="DefaultFilters, PdfExportFilter">
<ExportSettings FileName="RadEditorExport" OpenInNewWindow="true"></ExportSettings>
</telerik:RadEditor>
<asp:Button ID="btnSetRadEditorContent" runat="server" OnClick="btnSetRadEditorContent_Click" Style="display: none;" />
</div>
</ContentTemplate>
</asp:UpdatePanel>


2) Button click

protected void btnSetRadEditorContent_Click(object sender, EventArgs e)
{
string filePath = Server.MapPath("~/SampleInitialContent.docx");
byte[] fileBinaryData = File.ReadAllBytes(filePath);
string convertedContent = Functions.ConvertDocxToHtml(fileBinaryData);

RadEditor1.Content = convertedContent;
}


3) Javascript Function

 function SetDocumentEditorSrc(WrkID) {
                __doPostBack('<%= btnSetRadEditorContent.UniqueID %>');
            }

asp.net fire button click in javascript function

<asp:Button ID="btnSetRadEditorContent" runat="server" OnClick="btnSetRadEditorContent_Click" Style="display: none;" />


 function SetDocumentEditorSrc(WrkID) {
                __doPostBack('<%= btnSetRadEditorContent.UniqueID %>');
            }


  protected void btnSetRadEditorContent_Click(object sender, EventArgs e)
        {
            string filePath = Server.MapPath("~/SampleInitialContent.docx");
            byte[] fileBinaryData = File.ReadAllBytes(filePath);
            string convertedContent = Functions.ConvertDocxToHtml(fileBinaryData);

            RadEditor1.Content = convertedContent;
        }

asp.net access c# variable in javascript

1)  asp.net code behind
 public partial class UploadMultipleFiles : System.Web.UI.Page
    {
        public string eCabinetbaseURL = Functions.ToString(ConfigurationManager.AppSettings["eCabinetServiceUrl"]);

        protected void Page_Load(object sender, EventArgs e)
        {

        }
    }

2)  In Javascript function

 var eCabinetServiceUrl = '<%=eCabinetbaseURL%>';

Jquery get session value asp.net

var sessionId = '<%=HttpContext.Current.Session["SessionID"]%>';

asp.net ObjectDataSource pros and cons

http://www.mikepope.com/blog/DisplayBlog.aspx?permalink=1370

ASP.NET Jquery clear dropdown values

$('#<%=ddlStatus.ClientID%>').val("");

ASP.NET button postback from jquery

__doPostBack('<%=btnRefreshGrid.UniqueID%>', "");