how to detect file is completely downloaded from client by following code? <%@ Page language="C#" debug="true" %> <script language="C#" runat="server"> private void Page_Load(object sender, System.EventArgs e) { Response.ContentType="application/zip"; Response.AppendHeader("Con...more >>

Why is there no DoubleClick event on the ListBox control? I set a dual list box interface and want to be able to allow the user to double-click an item in one listbox to move it to the other. I have buttons that do that now but I would like for the DoubleClick to be a shortcut. I'm posting th...more >>

Im my Application_Error i have a code that throw an error to my Email when any errors occurs, but the application is running normally and sometimes i get the following error in my Email address: Error Caught in Application_Error event Error in: http://localhost/LivrosOnline/get_aspx_ver.aspx...more >>

Hi, I can dynamically load a User Control with Control c = LoadControl("~/UserControls/LoginCtrl.ascx"); ContentArea.Controls.Add(c); Is it possible to do the same thing with custom controls? If I have a dll MyUtils with namespace MyNamespace and a class MyClass, do I have to instant...more >>

Hello! I developed a composite control that inherits from HyperLink and overrides Render method. In web form I am using this control with DataGrid. On DataGrid ItemDataBound event I set ImageWidth and ImageHeight values programmatically. But on post-back the control loses ImageWidth and ...more >>

Hi all, I have an xml present in an XMLDocument object and the xml is in the format as below <Root> <Name>Joe</Name> <EmployeeID>1</EmployeeID> </Root> What I want to do is I want to add a NameSpace to the Root node. The root expected is something like this <Root xmln...more >>

Hi, I am implemeting a form in asp.net. The form is quite large and the validation is reasonably complex, so I have decieded to implement my own validation rather than use any custon validators, so I have a button on the form and the "causes validation" property is set to true. I have ove...more >>

Hi I need info about #include directive in classic ASP I've 2 library of functions library1.asp and library2.asp library1.asp uses functions contained in library2.asp These library have to be used all around my site so, can I include library2.asp in library1.asp and then include libra...more >>

I'm looking for articles, books, code, or just generally good approaches for how to deal with the problem of password-protecting pages in a website that consists of both ASP and ASP.NET pages. This isn't being built for a bank, and the method does not have to be super-uber-ultra-secure. It ...more >>

Hi How can I validate that a date entered in a textbox is in uk (dd/mm/yyyy) format? Thanks Regards ...more >>

Hi I am using the below code to assign a date (entered in uk format) to a datetime variable. Dim myDateTimeUK As System.DateTime Dim ukCulture As CultureInfo = New CultureInfo("en-GB") myDateTimeUK = System.DateTime.Parse(txtDOB.Text, ukCulture.DateTimeFormat) The problem is that I ge...more >>

Hi everyone, Can someone suggest a way of monitoring the number of logins for each user in a particular session to make sure that a particular user cannot log in twice in the same session? I have thought of using Application-level counter or even store the counter in the database but it will ...more >>

I'm really stuck with this. I have to export a pdf file and I'm using a dll (gios if someone knows it). If I run this in a local project it's ok but when moving it to a server, I get a Security.Exception: - If I try to send via http: "that assembly does not allow partially trusted caller...more >>

Hello, A quick question... How can I access the properties of controls that are on a user control from the page that contains the user control? I have a user control with two labels. I then put this user control on a page; and from the code-behind of the page I need to update the text prope...more >>

I would like to discover whether the current Session ID/token is being used for the first time. I think I need to trap for this in the Session_Onstart in global.asax but I don't know for sure. Thanks. ...more >>

Please, i created a webpage that let's user upload a file to server. At my codebehind i need to save this file into a directory of another server (webfarm). The olny problem is that only some users can acess this directory. How can i do to send my credentials, this way be able to save at ...more >>

Hi, I've decided to try to reduce duplicate code and simplify a seriously complicated page I have by using web user controls. My problem is; one of the controls contained within my new ascx, needs to update the page when ever it changes. In appreciation for encapsulation, I do not want ...more >>

Hi All, Could I do my OutputCache duration be infinite ? If not, How can i control an array to be recovered just one time ? The user can not "call the SQLServer" each time that he access a link. -- Please, check my theSpoke: http://www.thespoke.net/MyBlog/dgroh/MyBlog.aspx ...more >>

I have an ASP.NET application that is using forms authentication. The authentication component redirects to the main application page and includes a querystring parameter that the application processes further based on the users identity. The problem is that we consistently get an exception ...more >>

OK, its a lame question... I think my mind is getting fried today. The Month(Now) function returns a "1" if its Janurary and I'd like it to be a "01". Can anyone help me with this one? P ...more >>

I have 2 radio buttons set to yes or no: <asp:RadioButton id="RelocateYes" Checked="true" GroupName="Relocate" runat="server" Text="Yes"/> <asp:RadioButton id="RelocateNo" GroupName="Relocate" runat="server" Text="No"/> This is set as a group so that you can only choose one button. If yo...more >>

I have been searching the net about different techniques of upholdning a consistent look and also easy maintainable solution of the pages on a web. It seems to me there are four ways: - the old hardcoding way, repeat the code on each ande every page - XSL, which I dont like - the CSS way (...more >>

Hi, All, Is it possible to access a variable inside of a data binding, without the variable being out of scope? (Note: On the DataBinder line, I get an error message that says "Name 'i' is not declared". The data bind is for a DataList.) Example: <% Dim i As String ...more >>

So, I am sending my sql proc a value of '' or null for a date field. When the record saves, the field has 1/1/1900, not a null. How can I fix this? Thanks!! David Lozzi ...more >>

hello, How can I have the path of my web application from the global.asax.vb ? I need the path because I have to create an xml file when the application start. thank you Marc R. ...more >>

I keep getting this error when my asp.net application tries to write into the registry System.Security.SecurityException: Requested registry access is not allowed. I followed the following article and I still get the error: http://support.microsoft.com/default.aspx?scid=kb;en-us;329291 An...more >>

Hi, I have been doing some ASP.Net development with VS2003 EA and the process is very easy, but you don't seem to have the same tools available that you do in tools like FrontPage 2003 or DreamWeaver. Is the good development integration between VS ASP.net and a web page tool that will give ...more >>

I have the following in my web.config in my application root. <forms name="staffing" loginUrl="/applicant/EELogin.aspx" timeout="400" protection="All" path="/" /> I assumed this meant the session would be valid for 400 minutes. Is this correct? I...more >>

I include a asp:RadioButton in an ItemTemplate of a DataGrid like the following. However, the radio buttons are not mutual exclusive where select one will deselect the rest of the radio buttons. I know there is a similar bug with RadioButton in a DataList. Does this bug also apply to Datagrid?...more >>

We are developing an ASP.NET application which has a UI a business layer and a OR Mapper generated DAL layer.We have two types of Exceptions that might occure 1) Runtime Exceptions (Programmer Faults:0)) 2) Buiness Rules Exceptions.I just wondered if someone could introduce me a refernce or li...more >>

Hi, I have a user control which is basically just a container for a bunch of controls. However, I need to catch javascript events from one of the controls within and use that information to modify another. Here is an example : ------------------------ <%@ Control Language="c#" AutoEvent...more >>

This is probably more of an MS Word question than .net, but let me try to explain what I want to do: We have a bunch of forms in MS word format. We want to come up with a standard naming convention that integrates a bunch of meta information about the file into something like this: SHC-EN-4...more >>

My boss wants to somehow mimic Google and return only what is displayed in the datagrid back to the client. He guess that is what they are doing. So each time they pick a page number it will only go back and get the 10 results for that page. My question is this more efficient that going on the...more >>

Greetings one and all. I have what is probably a server configuration (maybe permissions) issue. I hope this is a suitable group for such a query - if not, I'd be grateful for directions to a more suitable group. Server is WS3/IIS6 Error returned is: .. Server Error in '/' Applica...more >>

Hi, How can you put 2 links in one line that use the style display:block? Thanks Dee ...more >>

Hi, I'm trying to connect to a network share using a username / password / domain of my choosing. I've tried the WindowsIdentity.Impersonate route but can only impersonate the users on the local machine / domain using this method. I could go about creating actual mapped drives but I'd muc...more >>

Hi I have a few asp pages that I plan to burn to a CD so the pages can be navigated without an internet connection. I have just realised that the pages might not run that well, if at all, as they contain ASP script. Firstly, do the code snippets I have attached at the bottom of this post...more >>

I want to be able to loop through all the TextBoxes on a page and clear their values. How can I write a function to do that? ...more >>

In the Repeater.ItemCreated handler, I am hooking the RepeaterItem.PreRender method. This event fires when the RepeaterItem is being rendered, the problem is that I want access to the DataItem that the RepeaterItem was created from. Well, it appears the DataItem property is null in the Repeate...more >>

Hi, all. I'm an ASP.NET newbie and have access to both Visual Studio 2005 Beta 2 and Visual Studio .NET 2003. If I'm building my first ASP.NET production app, which do you recommend? Is it easier to learn/use 2005 or are there more resources available for 2003? I have a strong background in ...more >>

In C# how do I make a button on the click event to call an url like www.yahoo.com Thanks ...more >>

I have successfully built a datatable and datagrid for a user-selectable field interface. The user can select the fields they want, and the controlling table has the data type information. I can format the dates as I want by using the DataFormatString property of the BoundColumn. That's becau...more >>

Dear all, After I install .Net framework 2.0 I cannot find a place that I can configure version of .Net framework used for the web application in IIS 5.01. Can someone help? TIA Regards, chanmm ...more >>

Hello All- I have a datlist that is behaving rather strange. On an edit command click, the datalist disappears, as if the Sub that handles the datalist edit command does not fire (I have datalist set to hit a specific Sub). But, If I have the datalist rebind every time the page loads, everythi...more >>

I have a program I am trying to compile into a dll and am getting a bunch of: the following errors: error BC30469: Reference to a non-shared member requires an object reference. At first, I thought it was because I had the sub set as shared, but I get the same error if it take the Sh...more >>

I'm trying to use a datagrid to display data and that has been easy - what i'm trying to do is have a rows background color change to red if the first databound column is 0 for the item. I have entered an onitemcreated sub routine to handle the data item when its added to the grid but it hasn...more >>

I have installed Visual Studio 2005 Team Suite Beta 2, including SQL Server 2005 Express Edition April CTP, on Windows XP Professional SP2, including IIS 5.1. The SQL Server (SQLEXRPESS) service is running under the NT AUTHORITY\NETWORK SERVICE account. This machine is named VSDev01WSWP01. ...more >>

Hi all, I am new to using sql server and parameterized sql. I am hoping to be returned the value of a column that has been inserted. Here is my statement strSqlInsetrtTrack = _ "INSERT INTO TRACK (CASE_NUM, CERT_NUM, CLMT_NUM, BROKER_NAME, " + _ "CONTRACT_SEQ, TRACK_COMMENTS, DATE_OVER_S...more >>

How do I access a textbox when it was added to a table cell? I've tried using the findcontrol function with no result. I create it as such... Dim myTable As Table = New Table Dim Row as TableRow row = New TableRowI ...more >>

Hi. I set a CompareValidator using DataTypeCheck = Integer to validate a textbox. When I type 199b on the textbox, the validator control accepts the value. If I set the same validator control using DataTypeCheck = Double, the value 199b is refused by the validator. This textbox needs to ...more >>

I have an database with a list of deparments (tblDepts). I need a web page that lists these departments with a textbox beside them for a score. I then need the user to score each department and press submit which would put all of these scores into a scores table (tblScores). Can someone help...more >>

HI I've been working on a report and I realized I need to add a few new fields. I added them in my PROC in SQL, updated the .XSD file that the report uses and the fields are in the XSD file. However, in the report, i cannot see the fields. It appears the only way to get the new fields into ...more >>

I have an object which I need to keep it alive while the application is up and workin.where should I keep this object. Thanks ...more >>

Has anyone had any experience with Nortan Antivirus causing problems when trying to use Request.UrlReferrer? I am seeing in the Nortan Antivirus log that its blocking my page from loading because of a "Privacy" problem. I don't understand why this is happening because the code should be comp...more >>

Hello, My organization is just beginning to test out Whitby with a plan to move to it on release. We're just starting testing now and are coming across a number of issues related to converting older VS2003 Framework 1.1 based applications - nothing too bad but more work then we counted on....more >>

I've noticed some odd behavior so I thought I'd ask the question - when you set a session variable, do you need to do a databind after that? It almost seems like you need to. J. ...more >>

Howdy, I am using a Crystal Report viewer in my ASP.NET (using VB) page. The report is displayed and looks great EXCEPT that the width of the report exceedes the window and appears to be centered. I have to scroll horizontally to view the entire page. This is within IE 6. If I look at it us...more >>

Hi I am looking for some .NET & Sql Server blog software. One i can run on my local server, so not hosted. I have currently downloaded the free .Text blog software which seems pretty great. I just wanted to see what else was out there, particularly blog software i can buy. Anyone kno...more >>

Is it possible to have an auto complete ComboBox in ASP.NET? I would like to create a ComboBox that functions similarly to the way that IE will try to autocomplete a URL as you type it in. Thanks, /*Raj*/ ...more >>

Hello - I have two places in my application where someone needs to be logged in. If they are not logged in and I send them to the login page, how do I send them back to the page they originally came from after they log in? Any help will be greatly appreciated! -- Sandy...more >>

I'm trying to return a 401 statuscode to the client browser on my web site, however whenever I do this I get a 302 statuscode redirecting me to my login page. Any ideas on how to prevent the redirect?? Thanks Ryan Rife rrife@tridentresource.com ...more >>

Hi all, I have something that has me stumped. I have a webform that has several text boxes. Each of these boxes has the textchanged set so when the user enters text and leaves the textbox, it runs through and updates the table with the changed text....which is fine. But, these users do ente...more >>

Hi, I'm looking for some way to export data from my asp.net page to excel speadsheet. I'm generating some table containing raports and other tabular data and I need some way to export it to excel and maybe to acces. Can anyone give me some clues? I'v tried to change content of page to app...more >>

Hi- I'm looking to make an asp.net application that will allow site visitors to enter their zip and find the closest dealer in our database. Funny thing is... I have NO idea how this is done! I figure there must be a way to query the DB for zips that are in the same state as the seach zip, the...more >>

My ASP DOTNET was working fine yesterday. I've restarted my PC since, and now I get a HTTP/1.1 500 Internal Server Error when I try to open a web application or start a new one. I've already tried aspnet_regiis -i and -i -enable, but this makes no difference. Any clues to what caused th...more >>

After poking around on the web I found a way to put up a messagebox on page load to that after I've done something, I can tell the user I've done it. The method is to have a hidden textbox that I then check the value of in a function during page load. The problem is that if I make the textbox ...more >>

Does a .NET application require a virtual directory, or is it possible to create the application on a physical directory? Okay, okay, I know you can create an application on any directory, but all the documentation says virtual. So, what's the difference? Thanks! - Bill ...more >>

Hi Is there any method to extract the Code-behind class name given the URL of the request? Or from the Application object ? When you do a Server.Transfer to another page, you can get the class name by the Page.Context object. Is there something like this in the Application object so that I ...more >>

Hi there, I have written a custom validator function to validate a date= from a user-filled field=2E The function tries to parse the date= and if it can't, sets (serverValidateEventArgs)e=2EIsValid to= false=2E The twist is that it allows blank dates to be entered - viz,= e=2EIsValid=...more >>

Hello, I have two questions about IIS 6.0. Please also let me know if there is a specific newsgroup for IIS. 1. It seems I can define an IP address for my web site through IIS settings; does it have to be the server that web application is on? 2. I have windows authentication and anonymous ac...more >>

Hello, I am unable to find information on about this issue so I thought I would post and ask. I have a class that is using the sigleton pattern as it has an internal static instance of itself. My question is where is that static instance stored in .NET? Once my object is destroyed that stat...more >>

Can someone please tell me why as soon as I put the following sub into a user control and then make the sub shared it stops working??? It works fine if I put the code directly into the aspx page... ??? I think it has something to do with: "Cannot refer to an instance of a class within a s...more >>

There are two text box, one is from date and another is to date textbox. Each text box having a calender popup button to select From date and To date. Both text box having a TextChanged event attached.There is one more text box named as No. of Days, No. of days means the difference b/w from date...more >>

can i do something like this in C# / VB.NET? ======================================================================== my $agent = LWP::UserAgent->new (requests_redirectable => ['POST','GET', 'HEAD']); $agent->agent("Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"); $agent->c...more >>

I have an intermittent problem, when viewing a crystal report. This problem only happens to some users and some report formats. When they try to view the report in Microsoft Word format the system prompts them to login (User name and Password). If they view it in PDF format they do not get ...more >>

Hi, I'm building a web form utilizing ASP.NET and VB.NET. The web form has three pages: 1. The first page has a set of text boxes that a user has to fill out and then hit the next button. Once this is done the form has to resubmits to itself and if all the required data is entered it displ...more >>

Can someone please tell me why I keep getting an error saying the page cannot be displayed in my ASP.NET app. If I upload a file that is under approx 3mb then it works file but as soon as I try to upload a larger file I get Page Cannot be displayed error... I'm uploading the file as binar...more >>

My VS.NET IDE just started giving the error below:- Library not registered ERROR when creating project in VS.NET 2003 arg urg!!!!!! Any ideas what to do!!!!!!!!!!!!!!!!!!!!!!! *** Sent via Developersdex http://www.developersdex.com ***...more >>

hi, I have a problem, How do i use TextChanged Event by clicking on Button. When i changed the text in text box and moving the focus from there then it is working but i have one calender popup button, what i want is when i click on that button and remove the focus from tht button by hitting Tab...more >>

I have the following letters; string letters = "a;b;c....to z"; the I need to replace the incoming string which containing letters above with integer 1 i did following for(int u=0;u<letters.Split(';').Length;u++) { FilesName = FilesName.Trim().Replace(letters.Split(';')[u], "1"); } ...more >>

Hi I'm a bit new to the designing of custom web page controls and using them in the properties designer window - need a little advice on a concept here. I have two properties in my control - one that is a server name, which when entered will populate a drop-down list for the second property...more >>

I'm getting the following error when I run a .asmx. "Error while trying to run project: Unable to start debugging on the web server. Could not start asp.net or atl server debugging. Verify that ASP.NET or ATL is correctly installed on the server." I've done the following with no joy: Che...more >>

Hi guys I've just had the technician @ one of my clients on the phone wondering how much of the web server stuff we can safely move to their new NAS storage device. The site we're running (intranet) is .net 1.1, MSDE database. It's currently running on a Win2k3 server with IIS6. My in...more >>

Hi, I want to MSMQ in my ASP.net app. The app would pass the job to MSMQ and the a service comp would pick it up from there and execute the job in database. Now the stored proc in the database takes a while so is there a way not to have the service comp not to pick up another job from MSMQ un...more >>

I have a ASPX page that loads a custom control. This first custom control is made up of 2 textboxes and a Submit button. The user enters data into the form, presses the Submit button and the ASPX page should either load a new custom control during the postback or (if validation fails) reload the...more >>