Hi .. This article throws light one Authentication and Authorization in ASP.Net for developing distributed applications. It also describes a process that you can use to help choose the most appropriate authentication and authorization mechanisms for your application. http://msdn.microso...more >>

Hi I want to use the tree view control. I downloaded the IE Web controls from net. I load the tree nodes dynamically wirh value from database. I was not able to handle the clickl event of a node selected. When a node is clicked i don't want the page to refresh. Do I nedd to use java script? I...more >>

Hi guys, Just using these small snippet below using Datalist with sorting! But it appears i can see no Data on the screen when compiled with Visual Studio .Net! With WebMatrix its running fine!:) Whats missing in VStudio .Net? Imports System.Data.SqlClient Imports System.Data Imp...more >>

OK... how do I set the aspx page html title from my codebehind? MTIA wardeaux ...more >>

I have an asp button I want to apply some javascript to. I have this in the page head: <script type="text/javascript"> function myOnSubmitEventHandler() { document.getElementById('editor1').EscapeUNICODE = true; document.getElementById('xhtml1').value = document.getElementById('edito...more >>

I have a button on a web page. On the click event I want ot call another page, but I would like this page be opened in a new window. I do want to know if there is a way to call this page using C# command (using the code behind of the click event to call it). ...more >>

Hi folks, How can i pass credentials to windows integrated authentication. I want to use my credentials from windows authentication and pass it on to different asp.net and asp pages without having to login again. Any help? ...more >>

greetings, besides using objconn.State() to find out if a sql connection is close or open, is there any other way to accomplish this task? thanks in advance. anywhere is sql server or the machine to tell this? ...more >>

asking a lot these days... how would I ever learn .Net without the newsgroups!! Well I'm stuck on yet another point. All pages on my web have a user control (initialise) that handles for example database connection; opens db on page_onload and closes db on page_unload. But so that the connec...more >>

I've split my application up into an ASP.NET project and several class library dlls. From within these dll's I want to write information to a log file, and each line needs to have the session id recorded. Is it possible to get the session id of the calling page, from within a method in a cl...more >>

I have a simple user control that I use for the footer of each page. It has one line of text with things link comapny name and a few hyperlinks to jump to other pages. If I want to use partial page caching I could assign this directive to it: <%@ OutputCache Duration="60" VaryByParam="none" ...more >>

Hi, I need to build an application using classic ASP (3.0 or previous). I opened some files, *.asp, and it seem that VS2003 recognises VBScript for ASP. So I tryed to create a project to integrate some asp files from one project but it seem impossible to set it up for debug. Any hint wo...more >>

Can someone show me how to turn this into a bi-directional sort allowing ascending and descending using the default datagrid allowsorting attribute? FYI, Session("source") is an sqldataadapter ------------ Protected Sub SortCommand_OnClick(ByVal source As Object, ByVal e As System.Web.UI....more >>

I have Few <A href> tags with onclick javascript fuction. and in that javascript fuction i am using window.document.form1.submit(); to submit the page. Now this submit does a Validation before i submit the page and i want to ignore it. and as i am using <A> tags as button so there is no Cause...more >>

I have 2 buttons: <asp:ImageButton ID="ExpandButton" runat="server" Font-Size="2" ImageUrl="../images/expand.jpg" Width="16" Height="16" CommandName="Select" AlternateText="Click here to see details"></asp:ImageButton> <asp:ImageButton ID="CollapseButton...more >>

I asked this question before but having had no response i'll try to simplify the description and hope someone can help this time. Basically my problem is that i'm getting the error "Unable to open web project...the file path 'blah' does not correspond to the url 'blahblah'. Fair enough becaus...more >>

Hi All, I'm experienceing a new and strange problem with a WebMethod I am working on. It creates an instance of a class which contains a number of fields, Collections, and classes, all of which are serializable (I'm pretty sure). It compiles fine, and when I run it, I can step through all of t...more >>

Hello, I am taking values from a datatable and formatting them for use in a JavaScript Function Call. The end result is a mouse over tool tip. Here is what I am doing. I have tried to use a property but it uses the last set value of all. Private Sub drTasks_ItemDataBound(ByVal sender A...more >>

I have a web form in which I have a datagrid, I need to export this data to a Microsoft Excel sheet. I'm doing it thus: Response.Clear(); Response.Buffer= true; Response.ContentType = "application/vnd.ms-excel"; Response.Charset = ""; this.EnableViewState = false; S...more >>

PROBLEM # 1: ----------------- I am trying to launch a website in IE on the server from a C#/ASP.NET web service. I am using the System.Diagnostics namespace and the Process class methods. The IE process DOES seem to be running (since there are IExplore.exe entries in the Task Manager), but n...more >>

I'm new to .NET and I have a error that is coming up but it's not telling me where the error is coming from (no file). Is that because I'm doing something wrong...or is it a type of error that has nothing to do with my code? P.S. I'm debugging someone else's code. Here's what the screen looks ...more >>

Hi, i'm writing a user control that lives inside a page, and i want to cache the output of the control. is it possible to cache the control's output using a property on the control. so that when the property is like the property of the cached data, the cached data is being outputed. if the...more >>

Hi All, The following code throws a "CS0020: Division by constant zero Exception". I would have expected to see a nice, friendly "caught an exception" written to the screen. Can anyone explain? TIA, JON <%@ Page Language="C#" %> <script runat="server"> public void Page_Load(O...more >>

Supposedly the new VWD 2005 should work with SQL server 7. So far, I've only had success with a local install of SQL2005 Express or a remote SQL 2000. Has anybody had any luck getting VWD to work with a remote SQL Server 7 install?...more >>

Hi: I would just like to run some java script I have added to a linkbutton's attribute collection, but I don't want it to also post back. How do I stop it from posting back? Thanks, Charlie ...more >>

Is it common for ASP.NET to install it's own user account with password protection on your computer? ...more >>

I need to generate a list of radio buttons, from either a database or an XML file (I'd prefer to go the XL route). Now, for each item in my database/XMl file, I have a foreign key to data that I will access through a Web Service I've created. I would like to take the data that is returned an...more >>

Hello all, I have a web application and in the web.config file, the attribute timeout is 60, but the session variable that i set with the user id expire before 60 seconds. Somebody know how to resolve this problem? Thanks Dexter ...more >>

Hi! I'm playing around with Wilson's master pages for ASP.NET 1.1. It seems ok, but I'm really struggling with the following two problems: 1) I want all .aspx pages to inherit from the same codebehind (lots of static content). Some pages have a different menu. I want to be able to, in t...more >>

I have recently uploaded my project to our production server. Everything ran fine on my test box, but after trying to set permissions to the folder, I receive the error message "Failed to start monitoring file changes." Can someone please help? -- Thanks, Jeremy Ames Code Powered Te...more >>

I am using XP Pro with IIS5.1. my classic ASP programs were working fine but now ASPX programs work but ASP programs result in an error message "class not found". Anyone run into this issue, if so how did you fix it?...more >>

i'm trying to get the client to download new dlls contained in a cab file on my server. I'm using html's object tag to enable the downloading of the cab file. My problem is that the user is using a cached version of the cab file if they have not changed their browser settings to download a new v...more >>

I regularly (every week) fly for work. To do this at the moment, I have to manually check the website of the couriers I use (Primarily Easyjet, BA, BMI). This is a repetitive task which takes quite a lot of time, so I was thinking about automating it. Basically, I need to collect the pr...more >>

Hi. I am trying to create functionality for saving the contents (state) of a page. The idea is that when navigating away from a webpage and later returning the state of the textboxes, etc should be reinstated.... Just like Viewstate, but not.... Basicly I have a tabbed GUI and wants to m...more >>

Hello, I'm trying to find a decent editor for my preffered .NET language. I currently use textpad, which has nice syntax colouring, but no word completion. I've been trying primalcode too, but it has problems with my regional characters not being saved ok, and is somewhat pricy, so I ask you if...more >>

Does anyone know if it's possible to make CDO send different "MAIL FROM" addresses and "From" header in a message? Our site allows users to send mail to others via the system, but since the mail originates at our servers, the MAIL FROM needs to have our address, but the From should have the...more >>

Hi. Does anyone know how I can force a new session when my asp.net app openes a window which links into my application using javascript:window.open(). I want the application to spawn a new window (and session) which does not interfere with each other.... Thanks Børge (please do no re...more >>

Hi, I'm currently working on a dotnet web application and here is the problem I have: On my computer (french version of xp pro), I have my webserver installed. Inside one of my webpages, I open an XML file who is located on the root website: XmlDocument _XmlParametres = new XmlDocument( ...more >>

Hi, I want to clear a DropDownList control (selectedIndex=0) if the user types in a TextBox. What is the easiest way to achieve this? Thank you....more >>

Should I wrap every function in a Try/Catch block? What is the standard for ASP.NET? Should I call 1 common error trapping routine which does a respons.write of the error? What do you all do? Thanks. ...more >>

Can someone help me with the code to bind 2 dimensional array to datgrid? I just dont know how this can be done. Theres no code on the internet. Manny ...more >>

Hi, We have just experienced a very frustrating and time-consuming problem after applying Windows 2K updates to our webservers over the weekend, and I though I'd share this in case anyone else has the same problem and can learn from this. Our webservers are running .NET 1.0 and 1.1 side by ...more >>

Just wondering if/how it is possible to measure how much memory (physical and/or virtual) is used by objects stored in 1. Cache object 2. Application State 3. Session States (across all current sessions of an application) 4. Output Cache (Page/Control caching) Thanks ...more >>

Hi all, Is there a way, to show data on a web-page, and not get the refresh sound, when data is updated/refreshed?? My data should refreash every 15 secound, so I would be pleased no to hear that sound and not to see my page refresh.. Unfortunly it's not an option, to disable windows-...more >>

This might be a dumb question, but what is the best way for one instance of a user control to access properties of an instance of another user control? For example, let's say I have an instance of UserControlA (ucA1) and an instance of UserControlB (ucB1) on a particular ASP.NET page. UserCo...more >>

..NET Framework 1.1-SP1. I created an ASP.NET project with Visual Studio, it automatically created a bin directory. Then I modified web.config to add a new binary assembly direcoty, moved the web application DLL to that directory, and now ASP.NET cannot run the app. My web config looks li...more >>

Is there an accepted strategy/design for database password management? Multiple asp.net web applications all talking to the same database. Each web app is on a separate machine and connectivity between machines is not guaranteed. ***SQL Server authentication is required.*** We currently sto...more >>

Is there anyway to montior the number of user sessions from an asp.net app\page? The reason I ask is because I would like to throttle the number of concurrent sessions to a website, i.e. limit the number of concurrent user sessions lets say to 10,000 and if a user session exceeeds this amount ...more >>

I have a page that generates a grid of controls; at the end of each row is an update button that is dynamically created with an associated click event. The grid changes based on the date selected in the calendar control and I populate this grid of controls by calling a routine in the page load ev...more >>

Hi The following statement is not getting executed inside the ItemDataBound If e.Item.ItemType=Pager --Some code End if I had put a break point, but the statements within the If block are not executed. Same works fine in ItemCreated event. Regards rjn *** Sent via Develope...more >>

I have code that highlights a row when the user clicks on the row, but how can i remove the hightlight of the clicked row when the user clicks on another row? i have this in the datagrid_itemdatabound e.Item.Attributes.Add("onclick", "this.style.backgroundColor='yellow")...more >>

I have ASP.NET web application running on Microsoft Server 2003. It works fine for many clients but one of my clients gets a "File Download" dialog "Some files can harm your computer" trying to see aspx page. Can it some browser problem, wrong browser security settings ? Thank you, Alex Shef...more >>

In the following try catch block can I guarantee that part b will not execute if part a throws exception try { part a part b } catch (Exception ex) { do something } finally { dispose of any thing needed } I am doing a DB update in part a and an insert in part b based on part ...more >>

Hello. I have an ASP.NET web application in which one page needs to execute another page and retrieve it's results. The page to be called needs a couple parameters passed in the URL. However, when I do this, the Server.Execute fails. From tracing this is because the URL parameters are not prop...more >>

Hello I'm new at asp.net and C#. I have a page called Information.aspx. On that page there is a button "Print". If you click that button I want to send the information that is on the page to print it out. Can anybody help me -- angelica - forum member http://www.visual-basic-data...more >>

I have a question: I have a datagrid with paging (4 elements for page), header and footer I set a fixed height: 600px So the situation is (in a page with 5 elements) 6 rows (header + 4 elements + footer) every with fixed height 100px, and this is ok but in a page with 1 element (for examp...more >>

I have a datagrid were i want to allow the user to select a row then click a delete button and delete that row. I do not want to have a button in every row, i want 1 button for the delete. How can i 1. select a row (highlight) then allow the user to delete the selected row? ...more >>

Basically I have one task I need to complete successfully before another one is attempted. I update one record in one table with information. I then need to insert or update multiple rows into another table based on the items selected in a listbox with multiple selection enabled. Here i...more >>

I need to integrate an asp.net module into an existing asp site. How can I do this?. Can i create a subdirectory and put all the asp.net files into it, and reference the default.aspx file from the linking asp page from main directory. Or Any other way to do it. Any suggestions is helpful v...more >>

Hello, I have a formated passage (either a html or RTF) that I want to display it onto the web page, however, I don't want the user have the option to copy or save it...So I decided to make it an image...But how I can do it in asp.net (vb.net)??? Basically, it doesn't necessary to be conver...more >>

Dear : I have XML File like : <Root> <Body> Large Text </Body> </Root> is there a way to provide a Line Feed for the Large text like (\n\r) in many programming languages. Regards...more >>

I have two different servers, a test server and a live server. My IT Manager ran windows update on the live server and now none of my ASP.NET Button Server controls work. The test server works flawlessly, but two seperate applications on the live server are no longer working. However, I have s...more >>

Hi, I've got an Intranet site that's been using the usual Forms authentication. Now, I want to retrieve the Windows Login and authenticate the user automatically without her typing login+password. Thus I changed the security parameters in IIS (anonymous user unchecked, Windows authenticati...more >>

Hi Thanks for your suggestion, i even tried that but now the error that is generated is "There was an error generating XML". If i declare the input parameter of my web service method as object and pass a collection, it adds a web reference in client project but it gave me same error of generating ...more >>

Hi, Everytime I change my code and hit the start debug button on the ASP.Net WebApp project I often get a very annoying message saying such and such dll is missing from ASP.Net temporary directory. This is really strange it seems that there is a problem with Visual Studio.Net compiler be...more >>

Hi everyone, Can someone show me or point me in the right direction as how to create a "dropdown menu" which displays the menu items as a separete layer over the top of the contents of the page below it. In classic ASP, I used xml, xsl, css and htc to render the menu (with frames). Now in .NE...more >>

Hello, How can I get the current host/domain name? I my website is hosted at this http://www.mydomain.com or http://mysub.mydomain.com/dir/ then I want to get this: http://www.mydomain.com or (in sample 2) http://mysub.mydomain.com/ How can I realise that? Thanks! ...more >>

I've never understood fully, why do I have to td eg: using system; using system.data; I would have thought that the top line imports system and all of its submembers, including data?? ...more >>