I need necessarily set RowSpan(ColSpan) property of cell in aspx file(not in cs file). But below statement does not work :(. Any idea ? <TABLE id="Table1" cellSpacing="1" cellPadding="1" width="300" border="1" runat="server"> <TR> <TD RowSpan="<%# 3 %>">a</TD> <TD>a</...more >>

I know that Master pages will be greatly enhanced in the next version of VS. For now, I have several tables that make up a site-wide Header, Footer and Nav bar. Each of these are using user controls for the content. Question: Do I have to "clone" this page layout for every page that is goi...more >>

Greetings! I'm developing a file repository system in ASP.Net with C#. However, I am having problems getting the environment to cooperate. Here is the scenario: When a new user is created, I create their file folder as follows: string strUserDir = "Dir"+ strNewID; string strFileDir = Co...more >>

I have an app. It is database driven in that a form will be generated with sections that are static and sections which are defined as: Label - name is from database Textbox - ID is from database For each required Lable/Textbox the controls are added to a panel. There is a save button but...more >>

I have split my webapp into multiple projects. I need to access the Application object from another project how do I do that? ex. EmployeeDALC is in project DALC and the Global.asax is in the solution. ...more >>

I have a gif that has a white background. Is there anyway that I can say white is "transparent" so the background color will show through? ...more >>

I created a new folder using VS.NET 2003. Then I created a new web form under that folder, say, \Member\Default.aspx. However, even if I didn't do anything to that page, a run-time error appears when I try to run it -- Can not load class MySite._Default. I am using VB to write codes. Does an...more >>

I've been trying to get my head around this for 3 days now and it seems like everything I try does not work for one reason or another. I built a test page using the TabStrip and MultiPage controls. The example shows how to put up pictures in each tab, and it works fine. But of course I don't ...more >>

I have a set of webforms where I need to prompt the user to "Save Changes". I can handle this to a degree within the form but if the user presses the Back button or selects the Home button the data can be lost. I have tried using javascript but that only seems to capture an event signalling th...more >>

I had a big graph i my page ( bigger than A4 paper in normal size) , how can i print it out so as to later assemble these pages back to the graph? I appreciate your help! ...more >>

I was wondering whether it was possible to change the default ASP.NET compilation behavior. I know that there is <compilation> element in the config where you can specify quite a few things including the compiler options, assemblies to link, etc. However, I can't seem to find a way to have the ...more >>

I tried placing the following logic in my page_load event to handle the client-side jhavascript needed to add the first 2 textboxes to the total: <code> txtMileageBeginning.Attributes.Add("onChange", "ChkMileage (document.getElementById('" & txtMileageBeginning.ClientID & "'), document....more >>

Preface: Not to sound mean or arrogant, but please don't answer this question unless you have a specific and tested answer. I'm saying this only because I posted the same quesion earlier and got spammed by this so-called Microsoft MVP that gave me a very vague answer, followed by a series of inc...more >>

Hi, can anyone show me a sample database class that suitable for MS Access ? I can't find it over the internet, what I found is only SQL, which is not what I want. Anyone have any ? Thanks, Tee ...more >>

When switching my web application to use cookieless session state I get unpredicatable behaviour with images in my application, sometimes they show up other times they don't. It 'appears' that if all the paths to my images are absolute then it will work, however I have a great number of images in my...more >>

I need to make a tri-state check box. (It's values will be off, checked-always on, or 1-run once) Would I be correct in assuming the best way to do this is to make some kind of custom control that displays a "checkbox". The control would have JS in it to change a graphic image that represent...more >>

I've been fighting with the Visual Studio.Net CLR debugger for a while and am getting pretty fed up. I'm trying to debug an asp.net application. I have all my debug tags set to true. And I have debugging enabled on my web server. When i try to do standard debugging, I get an error saying tha...more >>

Suppose I have a web.config. I'd like to move some configuration settings from this web.config and put it another XML file (say, common.xml). Now, is there any way that I can modify the web.config such that it will include (dynamically) the common.xml? In other words, System.Configuration.Conf...more >>

Hi, I was wondering whether there is a way to upload a file to the server - without using the <input type='file'...> bit. I'd just like to display a 'Save' button and then save the document to the server. thanks, john ...more >>

Has anyone implement a mechanism to retain the cache up to a minimum cache time even though it is supposed to get invalidated? I asked this because I don't want to increase the load on the database server for caches that are frequently invalidated and a database retrieval is required. I want t...more >>

Hi, I have a form which contains an activex control (showing an image) and some other web server controls. If i pick one of the web server controls, for example, a button and click it, then a postback occurs. This results in the activex control window being cleared of the image which was i...more >>

Im trying to read information about clients though a web application. ( Clientdatabase ). I connect like this, and my user account have permissions to access all klients in the network. ManagementObjectSearcher query; ManagementObjectCollection queryCollection; System.Management.ObjectQuer...more >>

I have a connection string like this, anyone know how can I fix it? <%@ Import Namespace="System.Data" %> <%@ Import Namespace="System.Data.OleDb" %> <html> <body> <!-- #include file = "linkx.inc" --> <script language="C#" runat="server"> protected void Page_Load(Object sender, Even...more >>

This is the first time I have tried to create dynamic controls. I am trying to create a hyperlink control. The control will display properly but the event isn't triggered. I read a lot of stuff pertaining to this topic but have not been able to figure out my problem. TEST() is proc...more >>

Hello, I'm using VS.NET 2003 to develop a ASP .NET project on IIS of another computer. When I was working on the project, sometimes VS.NET complains about not able to start debugging, which I cure by restart the remote computer. This is, however, quite time-consuming, consider that ...more >>

I need to find a user's memberOf list, (and all nested groups), very quickly. My current method is to iterate through the the results of the the MemberOf property and then do the same to each of those groups. While complete, this is painfully, painfully, (grow old and die before it is done),...more >>

Hi, Is there any other way to quickly grab the selected index/value of a dropdownlist other using than the autopostback property to true? ... I found the autopostback to slow down things.... in classic asp, there used to be request.form("<<name of a hidden value>>") ..... thanks in advance ...more >>

Hi all, as you can see from the subject, I'm try to use an asp:button to create a new browser window and output contents to new window But default if I do the Response.Write("..." The output gets sent directly to the window or frame that the button was contained in - if I was using regular anch...more >>

Hi, If I navigate from Page1 to Page2 then to Page3, using the response.redirect. When the user press the Back button, I what then to go to Page 1 and start again, not Page2. I dont want the to navigate to Page2 using the Back and Forward buttons. How do I do this. Tim ...more >>

Please tell me there is a way to prevent this annoyance ; - ) I'm into writing perfectly indented html, but the .net dev environment is being overzealous and messing up my html formatting. for example, I originally write: <table> <tr> <td> <asp:label id="lblSucce...more >>

Hi I am using the Application_OnError event to handle exceptions in a web app. How can I get a reference to the page the exception occurred on from within the Application_OnError event? Thanks, S ...more >>

Hello, I have created an ASPX web site that streams audio. A Database is querried and the results are presented to the visitor in a User control. One control for each line returned from the querry. There is a Download and Cuts and Listen button on the control. They are all aspx buttons. W...more >>

Hi I am after what is the best/simplest way to pass objects between Web User Controls which doesn't use the session object. Regards Richard ...more >>

Hi, A simple question, I am wondering which files I have to upload to the server in order for my ASP.NET app to function correctly? Cheers Colin B ...more >>

In the click event handler of an imagebutton (WebForm), my C# code gets the values in some textboxes and insert these values into database tables The page reloads itself after this event and the text boxes are cleared The user can then repeat the process How can I prevent the user from inserti...more >>

Hi, I have a datagrid that contains 3 colums. This is rendered to the page fine, except that I would like to be able to control the width of each table cell of the datagrid I have the following code in the "ItemDataBound" -- which I belive should allow me to alter the width of the cells, howe...more >>

Background: When I create a ASP.NET control (User or custom), it often requires = security to be set for certain functionality with the control. For = example, a news release user control that is comprised of a DataGrid may = have separate permissions for adding, deleting and updating a news ite...more >>

Dear All, How to generate barcode label in asp.net? I am using MS SQL can reporting service in MS SQL do that? Thank you Regards, Angus ...more >>

I want to load part of the content in a .aspx page that I have to get from an external HTM how could I do this? Thanks for your help ...more >>

Hi, I'n new to ASP.NET and I have a question maybe someone could answer for me. I realise that viewstate holds information about the state of the controls such as the values of text boxes etc. However, If I have two buttons on a form, how does ASP.NET know which one I clicked on as they b...more >>

Is there any way to make the datagrid a multiselect grid? Thanks, G ...more >>

How do I get the values from the address box for the user id i.e. www.nowhere.com\staff.aspx?user_id=243 I need to be able to look up the values in the address box when post back occurs. Thanks ...more >>

how do I open a word document within a webform? I need to open the document within the form so the user can edit the document and then click on a button on the form (so that the document is automatically saved to a specified location on the server). thank you!...more >>

Hi , When I am running a aspx application the debugger is not stopping at the break points. Thanks, Sundeep ...more >>

Hi, I want to run programs on the webserver (I use a provider) at regular intervals. Is it possible to have a webform timer control do that or do I need a cron job in any case? Thanks, Oliver ...more >>

Hello, I would like to send e-mail and meetingrequests from an asp.NET webform, is this possible? In other words: can I use the Outlook objectmodel in asp.NET? Stefan ...more >>

If I have <form runat=server> then I can't submit to other page. If I remove runat=server then my controls on that page doesn't work? So I should redirect to other page from codeBehind but how can I read values on the second page from the first page. Old way was: value=request.form.item("") ...more >>

can some look at this select statement and tell me whats wrong with it/ I keep getting an error on the SELECT. dbCommand = New SqlDataAdapter("select EffectiveDate,RD as type" & _ "SELECT Case type WHEN type='Yes' THEN type='Regional Developer' End a...more >>

I have page search.asp. When I click button, I submit form with script: form1.action="searchResults.aspx" form1.submit On page searchResults.aspx I get the following error message: The viewstate is invalid for this page and might be corrupted. Does anybody know why? Thank you, Simon...more >>

Hi, Is there significant difference between browser-generated cookies and web server-generated ones? I mean can I generate a cookie in browser and access it latter through asp.net? MTIA, Grawsha...more >>

When edit a page in page-layout, if you hit the <ENTER> button it always seems double spaced. If I want the controls/text to be closer together do I have to make them rows of a table and size them closer? Is this the only way? ...more >>

IN VB.Net, you can use the DateDiff method to calculate the difference between 2 days. How do you do this in C#? I want to find the number of days between 2 dates. I there a 0 days, then I want to know the number of hours and minutes between 2 dates I see there is a method for the DateTime obje...more >>

Dear All I am a bit confused about AutoPost Back. My concept about AutoPostBack is that If AutoPostBack i "TRUE" for a Web Form the Web Form Goes back to the server and displays a fresh copy of th Web Form on the Browser. While If an AutoPostBack is False then the ...more >>

Is there a way to single step or set up breakpoints on a compiled asp.net app that I developed? J....more >>

I'm new to C# development, so here's a basic question. I'm developing a code library (no UI) where several of the classes will implement an IPersistable interface. Each class lives in its own class file (within the same project) but all classes are defined within the same namespace DaySpanLib....more >>

(Type your message here) -------------------------------- From: Sean K Hi There, I am new to asp.net and I would like to find some code or a tutorial that will allow me to submit a form from a list menu once the value in the menu has been selected. Could anyone help please? Sean - th...more >>

I've just taken over maintaining a system from a colleague who has left. I find the following line in her code: Dim params(2) As SqlClient.SqlParameter params(0) = New SqlClient.SqlParameter("@UserName", pvstrUsername) params(1) = New SqlClient.SqlParameter("@Password", pvstrPassword) para...more >>

Hi I have a web app whereby the content for each page is stored in the database This content is interweaved in html and saved in the Database As a result when teh user does a search through the app and searches for say <table it brings back everything with teh table tag in the database Does ...more >>

Hi Recently, I've begun experiencing this error every time I try to build my project.. The file 'bin\FILENAME.dll' cannot be copied to the run directory. The process cannot access the file because it is being used by another process The only major change I've done on the server is to add a de...more >>

I am trying to get to grips with OOP using vb/asp.net and was wondering if anyone knows where I can get a hold of a simple project which makes use of the following : Has some kind of dataclass which handles all database operations. Some kind of business class which inherits from the abov...more >>

Hi ! here's the code of the function I use to send a file to the client : Private Function SendFile(ByVal fich As String, ByVal nom As String) As Boolean Try Dim oldCT As String = Response.ContentType Response.Clear() Response.ContentType...more >>

Hello... I am having issues with my asp.net apps not releasing memory. The memory usage for the process w3p.exe continues to grow to it's allowable limit and does not drop until the app pool is recycled. How do I get it so that the memory is released when no longer needed? I have tries set...more >>

I'm trying to build a commerce site and i can't understand why my DataList controls acts diferent with the same code in the same page My database contains amoung others 'category', 'subcategory' and 'product' I have a DataList for each column in the database. when i select a category from the cath...more >>

Hi I am using DateTime class and TimeOfDay.Hours attribute to return current time. It returns right value on two servers, but in one particular server it does not return right time. I checked that server's date/time setting and there everything is fine. Could someone tell, why on this server TimeO...more >>

Hi I have created a website that I want to feed content in from a database to populate the site Question 1: If I have a several different tables I want to connect to that are all used for different things with in the page, should I create several OleDbDataAdapters or just use the same one for al...more >>

Hi all I have created a stylesheet file (.css) and included in all my web form pages. This stylesheet contains colors and fonts for headings, text, body backgrounds, and for tables. And these colors will depend on the logged-in user. Means they may be different for different users. I am storing th...more >>

Does anyone know how to design an interface for a non technical web administrator so that they can edit their website's content wiithout resorting to hand coding or having to see the code at all,I appreciate any pointers on how to implement thi Thanks Magnuski...more >>

Hello, ( using ASP.net / VB) i have a table with 2 dynamic text taken from a database. I want to hide the table and its entire contents when the dynamic text <%# dataSetBibliotecas.FieldValue("Titulo", Container) %> is empty. <table width="450" border="0" cellpadding="0" cellspacing="2"> ...more >>

Hi all How can I create a "web page dialog" in c# ? No template is available. Any property in an aspx page that I’m missing thanx ...more >>

hi, I've one page , which contains two user controls' instance, A is a dropdownlistbox ( because it has some complex load code, I sealed it into an ascx), B is information of one db record. how can I make B retrives data from DB according to A's dropdownlistbox SelectionChanged Event ?...more >>