How do I hide a paricular tablerow during run time? I have two table rows with ids row1 and row2. I want that if a particualr condition is true, then row 1 should be displayed on the web page, otherwise row2 should be dispalyed. I tried following code, but it is not working: row1.Style.Va...more >>

Hi all, Using C#.NET 1.1 I am progressing on my URL ReWriting quite well, but have a slight problem. My server will not have real paths, just virtual, which is generated from a database. This will include images, documents etc. (The images will map (URL ReWrite) to real images of a diff...more >>

I have a perent gridview which includes in a template field a child gridview. Child gridview includes command buttons for opening different windows based on its row selected. I used the code below. The event for RowDataBound is executed, rows get different color, but event for RowCommand is no...more >>

Hi, I understand that .NET has few frameworks: 1.1 2.0 3.0 Which one should we use for our web application? Also, we have a few developers in the house, one is more familair in C#, another is proficient in VB, can these 2 lang co-exists in one asp.net web application? Pls advis...more >>

I have declared an array and when i use it in vb.net, I get a warning that variable arrClash has been used before it has been assignes a value. A null reference exception could result at run time. This is my piece of code; Dim arrClash() As String Dim i As Integer ...more >>

weve installed our asp.net 11. (32 bit) web app on windows 2002 64 bit server running under 32 bit emulation mode. should work ok, but were seeing cpu at 100%, but the server is a qaud dual core brand new server! old server running better. what to look for? thanks steph ...more >>

My web app creates several temporary files, then attaches them to an email that it sends out. When the app attches the documents to the email, .NET locks the files. My problem is that they aren't getting unlocked. When the app runns, the first thing it does is delete the files left from its...more >>

while writing an image ... i get the following error my Code ------------------------------------------------------------------- Dim imgStream As New MemoryStream() Dim query As String query = "select Photo from EmployeeMaster where EmpCode='1'" ...more >>

How do I cancel submit process if certain fields are not filled in my ASP.NET form? I need to know how to do it using the Click sub for the submit button (in the .vb file) and not using javascript, if possible. ...more >>

Hi, i would like to get the value of variable 'em', defined in code-behind, into a textbox. I tried two ways but withoit succes (no error). The first textbox is empty, the second gets:<%=em %> aspx file: <form id="form1" runat="server"> <asp:TextBox ID="TextBox1" runat="server"...more >>

Hello, I am fairly familiar with Web Development with .Net, but i have come across a problem that is giving me some trouble...... I want to have a list of checkboxes where 1) the labels come from one table and 2) each box is checked or unchecked according to a different table. I have fig...more >>

I am using 'title' attribute of Anchor tag (<A>) for creating a tooltip.I need to show the tooltip for 25 seconds.Can anybody help please me out in creating a delay? Thanks...more >>

hi gust go thrpugh this link n read thread " Shall I now always use String.Empty instead of """ http://www.microsoft.com/communities/newsgroups/en-us/default.aspx?query=difference+between+%22%22+and+String.Empty&dg=&cat=en_US_d02fc761-3f6b-402c-82f6-ba1a8875c1a7&lang=en&cr=&pt=&catlist=&dgl...more >>

I have an ASP.NET 2.0 application I've localized to English, French, German, and Italian. I used resource (.resx) files. Most of the site is static content, easily 90% of it, so I thought output caching would be useful. I implemented output caching at 60 seconds. The problem: If page A...more >>

Hi, I have been using the following tutorials: http://quickstarts.asp.net/QuickStartv20/aspnet/doc/pages/code.aspx It would appear that it is instructing me to simply to create an App_Code folder and place the CustomClass.vb file there. I have done so and using the exact same code from th...more >>

Hi All, Was just courious is there any performance/managebility issue while using "" or String.Empty. for example Dim str As String = String.Empty '// first Dim str As String = "" '// second i.e. which one will run faster? Thanks in advance F ...more >>

I have a maddening problem that I hope someone can help with. I have some code that writes temporary documents to the data folder of my web site. On one document, I keep getting an error "The process cannot access the file 'myFile.txt' because it is being used by another process." Simple failu...more >>

Hi, I am trying to output a list of checkboxes. Using ASP .NET controls, I was able to create the following: <label for="colour_red">Red: </label><asp:CheckBox ID="colour_red" runat="server" /><br /> <label... <label... <label... I figured because they all follow the same HTML structur...more >>

Hi, i try to get the emailaddress of an membershipuser: Dim a As MembershipUser Dim em As String em = a.Email.ToString In runtime, i get the error: "Object reference not set to an instance of an object. " (line em = a.Email.ToString) Thanks for any suggestion Cliff ...more >>

I'm looking for a good but simple web designer tool.... Is Expression Web any good? How about Dreamweaver? Will it work with asp.net? Any other good ones that will work with asp.net and Visual studio? -- Regards, Gary Blakely ...more >>

Hi. Every time I roll-out an updated version of an ASP.NET project to the webserver, a Perflib Application Error is written to the server's event viewer in the application log. Below is the event log description, verbatim. If I roll-out ten different websites to the webserver I get ten of t...more >>

Hi, I am reiterating through a Datatable and deleting few rows based on the user's selection (with the index ref). I use datatable.rows[index].Delete() for this purpose. But if I select three rows, it just deletes only two rows; any idea ?. Any help is much appreciated. Thanks. Karthick ...more >>

Hi, I expect with this code to see the FormView in the browser but nothing appears (no error, no formview). I checked with variable 'x' and i know there is one record in the dataset. The formview must be editable. Did i forget something? Thanks for help. code-behind: ----------- Di...more >>

Hi there, I don't know why its not working for me, here is the code I am using: Response.Cookies["TestCookie"].Value = "Cookie is set"; Response.Cookies["TestCookie"].Expires = DateTime.Now.AddYears(30); Response.Redirect("cart.aspx"); then it redirects to the cart page where i read the c...more >>

I have a page that is showing as: Page.IsValid = False on postback when my submit button is pressed but none of my Validators have fired so there is no error message. How do I find out what is making the Page invalid? Thanks, Tom ...more >>

Hello, I'm working on an approach to systematically and automatically log users on and off an app that precludes users from sharing usernames and passwords. I have most of that working except for how to deal with a user that simply or mistakenly closes the browser window (does not explicit...more >>

Hello everyone, I've been out of the .NET loop for a little while. This question might seem trivial for many of you. But I 'm a bit stumped. I recently started to work with VS 2005 ASP.NET 2.0. The notion of App_Code didn't exist in the good old VS 2003. I have a web application, I deployed o...more >>

Hi all I created a web site project using Visual Studio 2005 and then created the Deployment Project to deploy it. I set the virtual directory property on the web application folder to "testsite". However when installing I get the following error: The Specified path '/LM/W3SVC/1/ROOT/testsite...more >>

Hi, Can someone get me started by pointing me to an example or tutorial. I am displaying some weekly sales data using the GridView. The data shows all sales data. I would like to group it by date and have weekly summaries. Some weeks may have many sales some, not so many. Also, I don't wan...more >>

hey all, i'm in a template column of a gridview. i have a hyperlink in the Item Template and i'm trying to do a custom binding expression to it. So far i have the following: Eval("FILE_ID", "~/ViewFile.aspx?Id={0}") Is there a way to pass more than one parm? If so, could someone please sh...more >>

Hi, I know there is something called (something like) Script Manager in asp.net AJAX... What is the best way of achieving the kind of behavior it has? I mean, maybe I didn't understand it correctly, but as I understand it, many (if not all) asp.net AJAX control gets the Script manager (in th...more >>

I have a gridview that queries a stored procedure to select id, firstname, lastname from clients. Then I have a detailsview that queries the client details linked to the id from the client gridview. If I put the select statement for the client details directly into the datasource, it works ...more >>

hey all, i was wondering if the following code snippet from a 1.1 exerpt still apply in asp.net 2.0 framework: #region Web Form Designer generated code override protected void OnInit(EventArgs e) { InitializeComponent(); base.OnInit(e); } private void InitializeComponent() { ...more >>

Hello, I currently have an application that uses authenticates users via NTLM. I would like to provide a user a directory listing of a folder. Everyone has read access to the folder, but the only folders that should show up are ones that allow them to modify sometime. I can list the directorie...more >>

I have created an ascx control and I am calling registerclientscriptblock. The path to the js file is relative to the aspx page and not the ascx file. The function runs fine in IE7 but in Firefox the error console says that the function is not defined. I tried making a very basic js file to g...more >>

hey all, below is an excerpt from an article i'm currently reading. the article is about using WebUserControls and encapsulation. "Although it is possible to subscribe to the button click event from the containing page, doing so would break some of the object oriented rules of encapsulatio...more >>

How can I close popup window automatically when I close the parent window (the application itself)? Thanks....more >>

Hi everybody, I'm writing a custom action for a web setup to register my web site to use dotnet2.0. Everything works OK, there only one thing I'm not sure of. The parameters that I pass from the websetup to my custom application are TARGETVDIR="XmlAPI" TARGETSITE="/LM/W3SVC/1" However ...more >>

Hi I have developed a basic windows control an dll in vb.net (windows control library) That contol is used to load image to a picture box. The control has a pciture box and a property by name image. when we consume the dll in windows app, the image property in set to the control which lo...more >>

Hi guys I'm well into a project at the moment which uses a MasterPage. I'm also using seperate code-behind files for each page (C#). I just realised that the MasterPage doesn't give you a property to set Meta Keywords. It's got Description and Title, but not Keywords. Reading around on ...more >>

I am trying to implement Password Recovery control. In this, the password format is "Hashed". I set the EnablePasswordReset to true, so when clicked on submit button, ResetPassword() is called and the new password is encoded and saved in data base. How do I get the unencoded password in my...more >>

Hey all, I have some values in the database which has to retrieved and then passed on to some functions in the javascript. The javascript file is a separate file. I have included it in the aspx page using the src option. How do I pass the values that I get from the database to javascript ? An...more >>

Hello, In my ASP.NET 2.0 web site I need to upload many files to various folders and add the information in an SQL 2005 database. I am creating a documents table which includes the fields: [DocumentId], [DocumentAuthor] and [DocumentUrl] This table will have records for many files. Is ...more >>

if we assign array.length = 0 then what does it mean? Are we setting the length of the array equal to 0 or are we selecting the first element of the array? Please help me on this.. In vb.net, this gives an error saying that .length is a read only property. ...more >>

Hi, I'have been looking for a simple scripting (interpreted) language to be run within my ASP.NET pages.Syntax is of minor importance. Although I find many options, all of these seem to first compile the script and then run it and this gives trouble on my shared hosting account on which my...more >>

HI all I am storing user info in database. for this i m using varchar(for storing name , email , password etc.) and xml(UserDetail info ) datatypes. dbo.User ........................ USEREMAIL VARCHAR PK USERNAME VARCHAR USERPWD VARCHAR USERDETAILS XML for retriving d...more >>

Hi Years ago when there weren't any display terminals and only typewriter terminals, people used to draw "pictures" using alphabets and symbols. I hope I am making sense. I need a rose designed in this way by alphabets and symbols that can be emailed across. If anyone knows such a thing the...more >>