I am using try catch in my application. If I use response.redirect in try catch and suppose any error occur in response.redirect line , that error is not catched but crash my application For exampl private sub subRedirectTo( tr response.redirect("wr...more >>

Does anyone know of a good example for modifying the web.config file programmitically. I would like to update the web.config file's connection string when I deploy the web application using a web set up project. ...more >>

How would you go about rewriting a URL such as: http://www.mysite.com/folder/page.aspx?query=WordnotNumber to: http://www.mysite.com/folder/WordnotNumber In other words I would like to put the querystring at the end of the URL without using (.aspx) I have seen some examples of rewriting ...more >>

I have C# code as follows. //create instance of source web form WebForm1 wf1; //get reference to current handler instance wf1=(WebForm1)Context.Handler; Label1.Text=wf1.Name; Label2.Text=wf1.EMail; What is the equivavlent code in VB.Net ? I am writing application in ASP.Net. Thanks,...more >>

Hi I am getting pretty frustrated here. I have a simple page architecture that consists of a header web user control, the main page content and a footer web user control Every so often that page loads the header content and just stops. If I click view source, I see that all the content has ...more >>

Is it possible to launch VBA Script located in local hadrdisk using ASP.Net application ? Thanks, Nelson ...more >>

I've got a dataset with a couple of table columns that I don't want to show in a DataGrid. But I want to leave the columns in the dataset. I passed the DataSet thru a DataView, but I can't figure out how this might work. There are tons of examples out there on how to filter rows out of th...more >>

Hi: I'm a relative Newby writing my first vb.net web application that uses SQL SmallDateTime fields. I have some records that contain null values in the datetime fields and they return #12:00:00 AM# rather than blanks as I would like them to - even if I set them = nothing. Is there a sim...more >>

In C#, the String class has a lot of Methods, such as "mystring".Trim(); I want to add my own Method so that the whole web application can use it. What I want is: "mystring".GetIt(); How do I do it? How do I override the String class so that the whole application knows about the change? ...more >>

Our ASP.NET application, using the .NET 1.0 framework servers up .aspx pages to the browser. Each GET and POST request should never be cached - and never is. However there is a number of javascript, cascading styles sheet and image files that are being sent to the browser with every page requ...more >>

Is it possible to create a deployment project that deploys your asp.net application to a virtual directory? I don't want the application to install in the wwwroot folder. If so how? ...more >>

I Created a .config file for my Web application and named it "Settings.config" The file contains some settings for the application, including a connection string to a database. But i don't see how a System.Configuration. class finds the file. I expected to be doing something like this: ...more >>

If I have the following setting in my machine.config file: <trace enabled="true" pageOutput="false"> and in my web.config <trace enabled="true" pageOutput="false"/> are these the same thing? for example if in my web.config file I have: <trace enabled="true" pageOutput="true" /> Doesn't t...more >>

I am creating application that is mostly is used by registered user. I am using Form security to let user in. I also need to create registration for users. This of cause has to be accessible to everyone. Can I do everything in one ASP.NET application or I have to create two applications for each...more >>

Dear All, I have a web Application "http://localhost/Web/WebForm1.aspx" that calls a WebService from "http://localhost/webserviceapp/service1.asmx"...I have set the executionTimeout to 10 secs in Web.Config where my WebService is installed. <httpRuntime executionTimeout="10" appRequestQueue...more >>

I have a textbox to contain a user input text How can I detect the carriage return characte in the text Thank You...more >>

I know this is an old question, but searching all over the internet plus several MS security conferences, still haven't got a straight anwser. Basically, the login.aspx is on one dedicated server in the domain using AD. ASP.NET applications run on other servers (not neccessary in domain) and t...more >>

Hi, I need to calculate a date which is current date (Now) minus x days. I looked at DateTime, it has a fairly large number of methods to add something to a date, but for substracting is just Substract which takes as a param a TimeSpan. Am I looking at the wrong method here? It should be as...more >>

Hi all, Case: DataGrid is having alternative colors. on Edit Item Select can i change the background color of the edit item template to the same color it had during the alternative item? If so just help me out. Thanks aRvind. ...more >>

Hi guys ! i use of Visual Studio 2002 and .Net Framework 1.0 , how can i upgrade my ..Net Framework version to 1.1 ? i installed .Net Framework 1.1 , but visual studio still use of version 1.0 Thanx ! ...more >>

Hello, Is there an equivalent to die(reason) in ASP.NET? I have a ValidateData() function that returns a boolean, so instead of If condition Then Response.Writeline(reason): Return False I want If condition Then die(reason) -Ted ...more >>

I am trying to open pdf docs using IE via an ASP.NET application written in VB.net. Here is the simple sample I'm trying to use.. 'Set the appropriate ContentType Response.ContentType = "Application/pdf 'Get the physical path to the file Dim sFilePath As String = Configur...more >>

ive read a few tutorials but im still not getting anywhere (most code ive seen is code inline - im using codebehind VB and aspx) im creating a link button that opens a popup calendar that once a date is picked it posts back and populates the form i think i know where the error lies im just uns...more >>

I'd like to create a datagrid in which the first column is a boolean (a checkbox), and the remaining 4 columns are bound to columns in a Dataset. Is there a way to do this? Thanks, Dan ...more >>

If I have a windows form control declared in my aspx page: <OBJECT id="wcControl" classid="http:MyControl.dll#MyControls.wcControl" height="100%" width="100%" VIEWASTEXT> </OBJECT> Can I not access it through code behind? Declaring a variable of the controls type does not initialize it an...more >>

I want to create a web based file manager for my web site that allows me to move/copy/rename/delete files and directories in my web site. Just from my experience with FTP software, this can be a problem if the system has locked a folder or file because it is in use. Is there any way to use code ...more >>

I have a ASPX form with a dropdownlist that makes a post back (to the same page of course, just a normal asp.net postback) That page also has an auto refresh javascript as it needs to refresh its data automatically. The problem is that when i click on the dropdownlist, i post back informati...more >>

Hi everyone, When I do some postback I need to discover some information like what aspx form or even the relative url to the project that the postback is orginated from. For exemple if I have projectRoot/folder1/folder2/page.aspx when i do the postback from that page, i want to get som...more >>

Hello, I am currently running ASP on my desktop and will be in the process of upgrading my site to ASP .Net. I installed the .Net Framework. Then I tried running a simple .net "Hello Page", but got an application server error page. Are there instructions on how to set up ASP .Net or activat...more >>

Im using the <asp:RegularExpressionValidator/> server control to validate an email address The problem i'm having is that some of the charecters in the expression seem to be causing a problem (<> for example) which obviously start and close tags. The error message i'm getting is Parser Error...more >>

We have a custom ASP.NET based CRM application. We are planning to integrate the ASP.NET application with Telephony so that it can receive phone call notifications. In order to do this we need to have a Java Applet kind of model/functionality. We are planning to use J# . Does anybody have any advice...more >>

Hi, I'm experiencing the following problem, I have a request which i read in chunks. I'm doing this on my local machine and sometimes it works fine and other times it fails and return 0 bytes as a result. I check if the client is connected before reading the next chunk of data from the requ...more >>

Hi All, I know this is a dumb question, but I'll ask it anyway... How do you do client-side scripting with an ASP control? For example I have: <asp:hyperlink id="Hyperlink1" runat="server" NavigateUrl="~/" onclick="return false;">Home</asp:hyperlink> When I run this it works as e...more >>

H I have two resource files: strings.resx and strings.fr.res Both files have the build action property set to Embedded Resource When I build my project, the dll is placed under the bin/debug directory, but I also get a subdirectory under the bin/debug directory called 'fr' and a file in that di...more >>

how to make flashing label (or other text control) depending of label's text example: if label.text="Hello" then 'flash else 'dont flash end if tnx ...more >>

This has to be easy... I have a DataSet stored in the Session object. I simply need to read it later and get the following error: Cannot implicitly convert type 'object' to 'System.Data.DataSet' From a code-behind module of an ASPX page, how do I read the contents of a DataSet that is store...more >>

I have a problem with the Listbox Web control in C#. It works fine in VB but in C#, the .Selected property always returns false for some reason. I have the Listbox Selectionmode set to Multiple. Can anyone tell me why? This is in Visual Studio.NET 2002 Code foreach ( ListItem oItem in ls...more >>

Hello I try to fill a dataset. This is my code string myConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data source= C:\\Inetpub\\wwwroot\\Notenhof\\data\\notenhof.mdb;"; OleDbConnection myConnection = new OleDbConnection(myConnectionString); myConnection.Open(); DataSet...more >>

Just downloaded a web starter kit for ASP.NET. It says if I'm using XP Home OS I have to have Cassini installed. What is this? Where can I download it? It is ISM for XP? ...more >>

This is related to my previous post on "fire click event from serverside code?" Alternately, is there a way to intercept a click event on a control from a referenced .dll, and do some pre-processing prior to allowing the click event processing to occur in the .dll? Background - I'm using a ...more >>

I have XP Home at home. How can I run/debug an ASP.NET app? I don't have ISM. Thanks, Robert ...more >>

Is there a way I can trigger the click event of a button while I'm processing (server-side) the click of another button? I know this is available in Windows forms, but what about ASP.NET? Thanks, Sheryl ...more >>

I'm looking for best methods in terms of performance and simplicity to do an INSERT and UPDATE. Using Microsoft's Application Blocks and SQL Server stored procedures, this is simple: Insert: iNewCustomerID = Convert.ToInt32(SqlHelper.ExecuteScalar(strConn, _ "myStoredProc", _ param1, _ para...more >>

Dear ASP.NET Programmers, I want to store the referring page of an .aspx page so that I can redirect the user back to the referring page if needed. I am using the following code snippet but receiving Object reference not set to an instance of an object error. The code is as follows: If Not ...more >>

I have a master framesetpage that calls two .aspx pages. Each page needs parameters passed to it. The left side is a treeview. The right side is the detail. I cannot find an asp:frame or the like. I need to be able to have the master frameset so that when it initially pulls up the two so...more >>

In a ascx control there is a button called LoginBtn. In the InitializeComponent method I have this line: this.LoginBtn.Click += new System.EventHandler(this.LoginBtn_Click); The problem is that it doesn't respond to the click event. I checked it with a breakpoint. If I delete the button...more >>

Hi everyone... I am creating a web app that will support english and french languages. My code is fairly simple and it working fine. In my global.asax file I have the following code in the Application_BeginRequest event. try { Thread.CurrentThread.CurrentCulture = new CultureInfo(Re...more >>

I've seen some different suggestions about this, and I'm wondering if there's a common way to do it. I have an app I'll be distributing, so we can't hardcode a absolute URL in it. I've seen an add-in for doing this, but I'd like to have this all be our code if possible. Is there a consensus on...more >>

I'm sure I'm missing something simple -- when I create an .aspx file in .Net studio and try to add some web forms controls (runat server) - all the controls (label, textbox, etc.,) are disabled. How do I enable them so I can drag them to an aspx design view thanks!...more >>

I'd like to let a user select multiple rows from a Web Form datagrid, and then perform actions on the selected rows when I get a postback. How would I do that? Dan ...more >>

I am working on a monitor system - web page that will show what processes are running on different computers. How would I get such information? All I need is a name of a process (title on a taskbar is fine) and whether it's running or not Am I way of a target? Will appreciate ay idea Thank ...more >>

Hi all, My web app uses 3 different placeholders on one page and dynamically load usercontrols into them. That's all fine but now I have two situations which puzzle me: 1. I have a sub-folder of html pages from my site and I need to show one of these pages at a time within a specific placeh...more >>

Hi. I've put a DataGrid onto my web form. In the Page_Load event, I assign a datasource to it (a DataSet containing a 1500 table). However, the DataGrid doesn't appear when I request the page. Any ideas why? Dan ...more >>

I've written a custom class that inherits from System.Web.UI.Page, and I'd like VS.NET 2003 to use it as the default class in my codebehind pages. I didn't see any way to set this in the GUI. I did a text search, and found references to System.Web.UI.Page in EnterpriseFrameworks\Policy\DAP.TDL a...more >>

Hello ive tried to do the following in asp.net using C# but ive looked at articles and they have according to me so many lines of code it makes no sense. could you guys help me with following? i need it as ole-db <% set conn=server.createobject("adodb.connection") conn.open "Provider=SQ...more >>

Has anyone heard of the .NET "Startup Kit"? I guess it's like building blocks or something to make developing easier. ...more >>

I have a Datagrid with several TemplateColumns. I am creating ALL (BoundColumn & TemplateColumn) of the columns for the DataGrid during the PAGE_INIT. One TemplateColumn is a checkbox that allows the user to select the row/datagriditem to carry forward in a wizard. The other TemplateColumns conta...more >>

I'm trying to add a custom property to each row of a table. So I created an HtmlTable called tblClass, I created a new class myRow inherited from HtmlTableRow, to which I added a new member myRow public class myRow : System.Web.UI.HtmlControls.HtmlTableRow private string _myCustomProp public...more >>

I would like to start a process from C# code as another user. The C# = code is executed as the ASPNET user because it relies in a Web Page = class, and I would like that the process will run as another user to = gain the required rights for execution (the external process needs to = create a mai...more >>

Hallo Zusammen Ich hab eine simples ASP.NET Formular, in welche ich einen Text eingeben kann. Beim klicken von speichern wird dieser in die Datenbank gespeichert und danach kann dieser über eine andere Seite angezeigt werden. Ich möchte jetzt auch Japanische Zeichen speichern können. Ich kann ...more >>

When developing ASP.NET apps using Microsoft's recommended isolated model (develop on your local iis), there are deployement reference problems because the local website is generally one level deeper than the production website. For example, the local website (running XP Pro) is: http://localhost/...more >>

I am trying to open an image file or any file for that matter on a second server but i am getting security issues. I have usernames and passwords for this server and they are sitting side by side (not that that matters) but no matter what i do i cannot read from a web page to the other server fil...more >>

I have a web page written in asp.net that has multiple datagrids on it that would need to be exported to Excel. Each of the datagrids would be a subset of what the datagrid above it was. Thus far, I've had no luck in finding anything to work reliably. Some of the files I've saved (using a ra...more >>

I'm sorry if this is the wrong newsgroup, but the ASP ones seem to be devoid of any talk about ASP (and rather filled with spam). I have a very simple form here that loops back into upon submission: All I'm trying to do is test that the hidden field is passing properly (it's not). It works f...more >>

Hi Has anyone any experience using client side validation with asp.net forms. Specifically I'd like to know... 1. How do you attach client side code web controls (a button), like a JavaScript 'onclick' event for example? 2. Any issues anyone has experienced using client side validation wi...more >>

Hello everyone, I have a terrible with Calendar control and I hope someone of you can help me. The problem is following. I have to display a calendar to select date. I have prepared page with calendar control I and open it when user click a button. The problem is that I need this “Calendar pa...more >>

I have a page that takes a long time to process. I would like to display a <div> for the client at the beginning of the page load, and then when processing is complete get rid of the div and display my page. In my Page_Load: HttpContext.Current.Response.Write( "<div id=\"divSmartRem...more >>

Dear ASP.NET Gurus, I have a TextBox control with AutoPostBack set to true to execute the server scripts. I also, added some client script for validation.What I want is--execute the client script and if the cleint script returns true only then I want to execute the server scripts. Am I asking to...more >>

I have a button that executes this sql query: sqlcmdInsertPhysicalNote.CommandText = "INSERT INTO DriverPhysicalNotes (DriverInformationID, PhysicalNoteDate, PhysicalNote) VALUES ('" + ddlDriverName.SelectedValue + "','" + DateTime.Now.ToShortDateString() + "','" + txtNotes.Text + "')"; I am ...more >>

Hi, I am dynamically generating check boxes in the Panel control based on a database field, and I've set the AutoPostBack property to True. How can I determine which CheckBox caused the post back ? Thank you, Steve ...more >>

Hi All, I would like to know what html version ASP.Net pages create as I like to make sure that all my pages are html certified. They don't appear to be HTML 4 Thanks Guys Kenneth ...more >>

Hi: My ASP.NET app opens and closes database connection in several pages. Rather than hard coding string into every page, is there a place I can put it where all pages will be able to access it. In days of fat client programming, I put in INI file. Looking for similar solution. Thanks, C...more >>

<%@ Page Language="c#" autoeventwireup="false" %> <%@ Register TagPrefix="iewc" Namespace="Microsoft.Web.UI.WebControls" Assembly="Microsoft.Web.UI.WebControls" %> <script runat="server"> void Page_load(object sender, EventArgs e) { // Create the first TreeNode TreeNode tvFirst = new...more >>

first, thx to martin for helping me with my initial post. im a newbie and appreciate the help. if someone can help me with another question, please do. i have a repeater pulling job information from a database. each repeater itemtemplate has with a linkbutton and a row with a label (for now)...more >>

Dear Group I'm using VB to write an aspnet application. I would like to call a javascript function from within a VB Sub or VB Function, is it possible? My code is something like this: VB Code: Public Sub VBProcedure() .. .. Run some VB Code... .. .. Now call the javascript function ...more >>

I have a seating chart web form that has over 50 entry field controls (tables/booths) where I use a DropDownList box to select a single company name from a single large list of organizations (200 plus conference attendees). All web form datavalues will be one of the same 200 organizations in t...more >>

Hi I was using Sessionto persist datatables, but now I don't think it's good idea to do so as Session can cause overhead on the server (as the number of users grow), so I use ViewState to store the datatables instead. I'm wondering what are the disadvantages of using ViewState against Session, b...more >>

I have som code that dynamically generates an image and writes it back to the browser from an .aspx codebehind file like this: System.Drawing.Image image; image = GenerateImage(); Response.ContentType = "image/jpeg"; image.Save(Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg); ...more >>

Hello, I am trying to alter the default date format shown in the date picker control. I am using the "Custom Format" property and setting this value to "ddd M/d/yy", but this has no effect. What am I doing wrong? Thanks in advance for your assistance!!!!...more >>

Hi all can I use shortcuts like Alt + E etc. instead of clicking a button with the mouse? How can I do it in ASP.NET Thank you Joy...more >>

I have an ASP.NET project developed on one machine in Vis. Studio 2003, and moved it to an older machine that has Vis. Studio 2002. This older machine has been upgraded with the 1.1 framework, as well as all the latest MS service XP and .NET service packs. I created a new ASP.NET project on the ...more >>

I need recommendations for a good source for jScript.net. I have no javascript background and would like to start with jscript. Does anyone have essam ahmed's book that they would like to sell Thank ...more >>

Does anyone have any code as to how to display a dynamically generated media player control in asp.net?...more >>

Hello! My problem is that i have validation controls on my webform but they are not "fired" because there is no "onclick" event being made on the button that should "fire" off the validation controls. I have tried to add the onclick event by myself by adding: LoginBtn.Attributes.Add("oncl...more >>

Hello I have three control on page. One is HTML File Control and other two is Web Control Button. Now when i click on first button the page is posted and i want the file path that was previously selected get displayed in the HTML File Control. After this i click on second button and file...more >>

Hi, I have a usercontrol with a button. In the button's click event I have to open an instance of an aspx page, passing some values to some public variables of the page. How can I call the instance of the right page? The code is the follow: //this is the webpage LookUpWebForm LUWF = new LookU...more >>