Hi , Which is the best tool for .net obfuscation ? i found that dotfuscator is good tool for obfuscation. is any disadvantages are there with dotfucator?can i go with this tool. thanks in advance,

Hi , What is the difference between Activator.CreateInstance and new operator thanks in advance, Azeez.

Hi , What is the difference between static,readonly and constant Thanks and advance, Azeez.

Hi , When we have to use abstract and when we have to use interface in real time coding Thanks in advance Azeez.

Hi, when i have to use and when i shld not use generics ? Thanks in advance Azeez.

Hi , What is the difference between website and web application ? Thanks in advance Azeez.

Hi , What is the advantage of using IList over List in C# ? what is the difference between List and Ilist ? Thanks, Azeez

Hi, What will happen if exception is happening in finally black. for example finally { //i am closing connection object here . con.close() ; //but connection is not opened means this will throw the exception . What will happen for this Exception } Thanks in advance

Yes.

Hi , I am using Master page for my page. in this page i have gridview inside updatepanel . I want to export that gridview to excel. while doing this i am getting error Like this Sys.WebForms.PageRequestManagerParserErrorException: The message received from the server could not be parsed. Common causes for this error are when the response is modified by calls to Response.Write(), response filters, HttpModules, or server trace is enabled.Details: Error parsing near '<table rules="all" b'. Sys.WebForms.PageRequestManagerParserErrorException: The message received from the server could not be parsed. Common causes for this error are when the response is modified by calls to Response.Write(), response filters, HttpModules, or server trace is enabled. Details: Error parsing near '<table rules="all" b'. eventhough i added following : EnableEventValidation ="false" <asp:AsyncPostBackTrigger ControlID="btn_export" EventName="Click" /> MY ASPX Page <%@ Page Language="C#" MasterPageFile="~/C2SFAMaster.master" AutoEventWireup="false" EnableEventValidation ="false" CodeFile="GDNReport.aspx.cs" Inherits="GDNReport" Title="Untitled Page" %> <%@ Register Assembly="AjaxControlToolkit, Version=1.0.11119.21057, Culture=neutral, PublicKeyToken=28f01b0e84b6d53e" Namespace="AjaxControlToolkit" TagPrefix="cc1" %> <asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" Runat="Server"> <table > <tr> <td> <TABLE class="TableBgColor"><TBODY><TR class="TableHDColor"><TD colSpan=6>Sample Dispatch Note Report</TD></TR> <TR> <td>Select Fs</td> <td> <asp:DropDownList ID="cmb_fs" runat="server" Width="200px" AppendDataBoundItems="True" SkinID="DropDowns"> <asp:ListItem Value="-99">--------------------ALL------------------</asp:ListItem> </asp:DropDownList></td> <td>DateFrom</td> <td><asp:TextBox id="txt_frdate" runat="server" SkinID="Textboxs"></asp:TextBox><cc1:CalendarExtender id="CalendarExtender1" runat="server" TargetControlID="txt_frdate" Format="d/MM/yyyy"> </cc1:CalendarExtender></td> <td>DateTo</td> <td><asp:TextBox id="txt_todate" runat="server" SkinID="Textboxs"></asp:TextBox><cc1:CalendarExtender id="CalendarExtender2" runat="server" TargetControlID="txt_todate" Format="d/MM/yyyy"> </cc1:Calen

Hi, I am implementing auto complete extender in my project. I want a loading image to be displayed in the textbox while the data is being fetched from database and presented to the user. <asp:TextBox id="TextBox2" Width="216px" runat="server" Text='<%# Bind("c_name") %>' autocomplete="off" ></asp:TextBox> <cc1:AutoCompleteExtender id="AutoCompleteExtender1" runat="server" ServiceMethod="fetch" TargetControlID ="TextBox2" ServicePath="autocom.asmx" CompletionSetCount ="12" EnableCaching ="true" MinimumPrefixLength ="2"> </cc1:AutoCompleteExtender>

Hi, <asp:SqlDataSource ID="grid_source" runat="server" ConnectionString="Data Source=db;Initial Catalog=faq;User ID=sa;Password=mercury" ProviderName="System.Data.SqlClient" SelectCommand="SELECT [c_empcode], [c_name], [c_designation], [c_department], [c_emailid], [c_reportingPerson], [c_passwd], [n_status] FROM [Employee_Mst] where n_deleted =0" OnSelecting="grid_source_Selecting" FilterExpression="c_name like '{0}%' and c_department like '{1}%' " > <FilterParameters> <asp:ControlParameter Name="c_name" ControlID="txtname" PropertyName="Text" /> <asp:ControlParameter Name="c_department" ControlID="txtdepart" PropertyName="Text" /> </FilterParameters> </asp:SqlDataSource> This is my sqldatasource in that i used filter expression for filtering data . if txtdepart textbox is empty means its not filtering records according to what i entered in txtname texbox .if i am entering some datas in all two textbox's then its showing filtered records . can anyone tell me the solution for this ? also i need how to change the filter expresion at runtime according to these textboxes values . Thanks in advance

Hi I need webparts video examples . can anyone send me the link for webparts video examples . thanks in advance.

Hi , I am creating template field at runtime for detailsview . its working fine in view mode . but in edit mode nothing is showing in that field . TemplateField Field2 = new TemplateField(); Field2.HeaderText = "ClusterCode"; Field2.ItemTemplate = new AddTemplateToDetailsView (ListItemType.Item, "c_cluster_code"); DetailsView1.Fields.Add(Field2); public class AddTemplateToDetailsView : ITemplate { ListItemType _type; string _colName; public AddTemplateToGridView(ListItemType type, string colname) { _type = type; _colName = colname; } void ITemplate.InstantiateIn(System.Web.UI.Control container) { switch (_type) { case ListItemType.Item: DropDownList ht = new DropDownList(); ht.DataBinding += new EventHandler(ht_DataBinding); container.Controls.Add(ht); break; } } void ht_DataBinding(object sender, EventArgs e) { DropDownList lnk = (DropDownList)sender; DataTable dt = SqlHelper.ExecuteDataset(ConfigurationManager.ConnectionStrings["GoGreenVDCConnectionString"].ConnectionString,CommandType.Text,"select c_code,c_name from cluster_mst where n_deleted = 0" ).Tables[0] ; foreach (DataRow Row in dt.Rows) { lnk.Items.Add(new ListItem(Row[1].ToString().Trim(), Row[0].ToString().Trim())); } string str = lnk.NamingContainer.ToString() ; DetailsView container = (DetailsView)lnk.NamingContainer; lnk.SelectedValue = ((DataRowView)container.DataItem)["c_cluster_code"].ToString(); } }

Hi how to pass xml file to web service Thanks in advance .

Hi , I have five pages in my project ,i want to assign master page for this five pages through web.config. In web. config file i mention that master page file name like this <configuration> <system.web> <pages master="~CommonMaster.master" > <system.web> <configuration> But while running the pages master page content is coming. I have to mention anything in masterpage or contentpage ????

if we want to take value in control through javascript we will use var ds = document.getElementById("dvMyDiv").value ; if we are using master page means var ds = document.getElementById("<%=dvMyDiv.ClientID %>").value ; Why we are using ClientID while using master page ?

can u give some example hoe to mention

Can we override machine.config ? if yes means can u give some example how to override .

i want to upload all files from one folder( in client side) to server at button click event of that page without browse option(without file uploader) . we will give path of the folder path (constant)