Hello everyone... I have created a user-control that has a fairly complex datagrid (with template columns) which includes localization, custom paging, sorting, filtering, searching, caching, options to add, edit, and delete record, and then enabling and disabling links inside the datagrid based ...more >>

in the webconfig I set: <sessionState mode="InProc" stateConnectionString="tcpip=127.0.0.1:42424" sqlConnectionString="data source=127.0.0.1;Trusted_Connection=yes" cookieless="true" timeout="20" /> and then in the browser address bar I get this: ...more >>

Hello all, I am developing a web application using C# and some of my pages are hosting WinForm controls. Some of these usercontrols have 3rd party controls embedded in them, the problem arises that if the client PC doesn't have these 3rd party controls installed it won't work. So.... .......more >>

Good evening. I was hoping someone can help me: I have an ASP.NET page which contains an ArrayList bound to a DataGrid. The DataGrid displays, in columns, a few members of the objects in this ArrayList. Each object that is displayed (ie. each row in the DataGrid) also has an "Add" and a "Remov...more >>

In the past, I designed html and asp pages using tables to align everything. With dot.net and the nice grid layout way of laying out of your webforms, is it better to position the controls by dragging and positioning or using tables? Is there any pros and cons of each? ...more >>

I would like to build an ASP.Net project tracking tool for our department. I am looking for a starting template/tutorial that would help me taking the best approach. Any link to a tutorial ? Thanks in advance, Michel Couché ...more >>

Hi guys, I am copying text from Microsoft Word 2003 into a asp.net text box then writing the textbox to a file. My problem is, when I go to display the file using regular asp, it get all these special characters that word has put in for the quotes and aposterphies. is there a way I can solve this ...more >>

Hi I have a ListBox control in my ASP.NET page. After I binding data to this control, I would like to be able to change this display order of items in this control. Just like change layout function of my.yahoo.com. I tried client side approach, yes I can change display order by JavaScript, but ...more >>

My company has a large windows form app with the datalayer being webservices. pretty randomly the webservice calls will either be very slow or i'll get the server unavailable. there are times when it won't happen all day. a lot of these webservices are simple requests that query data and return ...more >>

I cannot seem to get this to convert to VB. tried the converter at asp-alliance but it throws an error on line marked any experts available ? ===== code ==== protected override AddInForm CreateAddInForm() { String sDocumentName = base.Document.DocumentName; String sDocumentPath =...more >>

hi, i tried to insert a record into a mssql-table. one column is DateTime. i tried this one: insert into fixtures (dategame) VALUES ('24.01.2003') unfortunately i receive an error -- error -- The conversion of a char data type to a datetime data type resulted in an out-of-range datetime ...more >>

I am receiving an error while trying to use Crystal Reports with .NET, which I have pasted below. The main problem is this message: File or assembly name CrystalDecisions.CrystalReports.Engine, or one of its dependencies, was not found. I have checked the winnt/assembly directory and the ...more >>

Hi all, Has anyone done creating a web form where clients could see web cam movie being broadcasted via your home web camera simutaneously? Or any ideas??? Thanks a lot in advance. Leon *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET......more >>

Hi all I’m trying to write a file to a different sever on the same domain then the server hosting the site, but the IIS user does not have access to the other server. I thought I would use impersonation to force the specific code to impersonate a user that does have the necessary permission w...more >>

Hi, I see in some websites they try to append some randomly generated characters appended to the URL for maintaining the page (content) expiry and they also avoid displaying the Webpage extension like html ,asp,aspx..etc. and the URL looks like www.domain.com/a8sd6sd/ Does anybody ha...more >>

Hi all, I have some code that does a basic form post to an .aspx page submitting some XML in the body. This code used to work on my WIN2K server running .net 1.0 sp2. Now since I have upgraded to SBS2003 running ISA2K as a proxy and .net 1.1 it basically hangs and times out. Here is the code sni...more >>

I am relatively new to the world of ASP .NET programming. So I really don't understand much of the code in the WebForms HTML View. The rendering "<%# %>" syntax does not make much sense to me. I suspect it comes form the ASP classic world which I have never worked in. I cannot only documentation on ...more >>

Hello, I need to know how I can calculate the number of seconds between two time stamps, e.g. if I have the following (using ToLongTimeString) 8:28:21 PM and 9:02:33 PM How can I find out the number of seconds elapsed between the two times? Thanks in advance. Asad...more >>

I am trying to save a simple integer value in ViewState. I set the value in the Page_Load() event and retrieve it in the function Page_Unload() event. The value seems to be set correctly, but upon the next Page_Load(), I get the following error when I try to retrieve the value from ViewState: ...more >>

Hi, I was wondering how I can find out the time user takes on an aspx page before hitting a submit button. Since there is that whole server-side vs. client-side issue, I was thinking I can store the current time in a variable on server side, and when the user hits submit, inside the method i...more >>

I just upgraded my dev system from win 2k to win xp pro. I have a website I'm creating and when I login to the website it writes an entry to my C:\GoodLogin.txt file. It worked fine for win2k. In my XP machine it won't let me write to the file anymore. The file is there and it see's it. It i...more >>

I and a coworker are building a cms via .net (vb.net) I'm more of the front-end guy, and mainly use DW, while he's more of the back-end guy, and uses VS.NET He likes to use a lot of the built in controls and such, while I tend to be a bit more picky and do a lot with things like repeater con...more >>

As I understand the click event is initiated by JavaScript what happens in the event where a browser has disabled client side scripting or doesn't support it ? If writing a site is it better to avoid the click event and include all code in the "Load" event of the page ? Thanks Murphy ...more >>

Hi, I have a web service, which calls one class to do all detailed jobs. In this class, I need to handle globalization problems by running Thread.CurrentThread.CurrentCulture = new CultureInfo(language); My question is, by running this, the culture changing will affect the whole web service or ...more >>

As a non-techie, I am curious if my developers can mix VB.Net and C# in the same project and be OK. Seems to be some disagreement here. ...more >>

Hello, I wrote a page that uploads a file VIA http with no problems at all. My clients are using Macs and wouldn't you know it, the site won't upload for them. Anyone seen a work-around for this???? Here's a sample of the code: lstrFileName = FileUploader.PostedFile.FileName...more >>

I am populating a multiselect Listbox from a dataset, with the content of the listbox filled by one table, and the selections determined from another table. So far, I have been keeping the dataset a denormalized mirror of the database, but I'm not having much luck getting the selection logic dow...more >>

I need to know why the Application_Start function fires twice when it initializes. It is doing double work and messing up my process. Thanks for your help - Rashad ...more >>

Good afternoon, Well... I managed to get the DLL compiled and added to the /BIN directory programatically. While I thought the battle was won, now I am not able to access any of the properties/methods of this newly created DLL. I am guessing it has something to do with referencing. Does anyo...more >>

I am using VS.net on a Windows XP machine running IIS 5.1. Apparently my Asp.net is not registered with IIS. How do I do this? Is there a white paper somewhere? ...more >>

Here is want I and writting. It works, but it delete another record not the only where I click the command delete button. What I'm doing wrong? ' ------------------------------------------------------------------------- Sub dgDatos_Delete(obj As object, e As DataGridCommandEventArgs) ...more >>

Hi, Does anybody know how to fix a font size on ASPX page? Sometimes users change the font to small and can't see anything, but keeping in mind their user's level I'd like to fix the font size for my applications. The question is how? Thanks, Dmitri ...more >>

How do I test for null characters from a database query ?? Thanks, Steve ...more >>

Does anyone have Safari or IE for MAC users accessing their ASP.NET site, without any problems? My users get error messages using Safari and in IE, where the images are supposed to be, there is a red x. Thanks ...more >>

Hi, I have an application that I want to setup for each folder a web.config file with different authentication, but when I try to do that it gives me an error saying that maybe that folder is not configured in IIS as virtual directory. In the root I don't want to have redirect to login page...more >>

I have a RangeValidator setup for two input fields. The validator Type is set to Integer. If the user enters an alpha numeric, the validator works, however, if the user enters a space, the validator does not work. Does anyone know why this validator doesn't work for a space (or how to fix it Thank...more >>

I've just learned that the app I've been working on is going to be deployed to a web farm. The app uses session variables, and I've been told that I want to use some other technique. I was wondering if there is a way to override the session object so that I could leave most of the current...more >>

I'm writing an ecommerce app in asp.net/vb.net and need to make the pages searchable and crawlable by spiders, particularly Google's. As far as I know, if my pages's contents are mostly populated by user controls on a single page and I call these different controls by passing one or more parame...more >>

I have created a datasource in one window. is it possible to forward the = datasource to anther window with form submit??...more >>

to help me fix this pleeeeasse ! i'm getting this error "update unable to find TableMapping['tblAddress_Control '] or DataTable 'tblAddress_Control '. " when i attempt to update a dataset back to the sql server - i do several other updates in and around this update which all work fine ?! ...more >>

Hello people How many namespace references exits in asp.net 1.0 and 1.1? Thanks -- FF www.francofigun.com.ar www.microsofties.com.ar MSN: francofigun@hotmail.com ICQ: 305336919 ...more >>

Hi, I like to compare two textboxes containing double values. The second one should ever be bigger than the first one. How can I do this with the validator elements in VisualStudio.Net ? Thanks for help, Steffen ...more >>

Hello, How do I close an ASPX page when it no longer has focus? Thanks, Chuck ...more >>

I used DataBinding to display a datasource in the datagrid. I have add = one button on each row of the grid. I want to know that is it possible = to change the only row color when I click the button on the row.=20 Million thanks...more >>

I develop web application by asp.net with ms access. In general , it work fine. But if hit rate of web is very much, it occure error 'Unspecified error'. it error on conn.open. My code will be closed and destroyed connection object always. I think that problem come from database concurrency. I...more >>

I am fairly new to asp and web development. I'm having a tough time with the htmltextwriter. I keep receiving an error that basically says 'object reference not set to instance of object. It sure looks like it is to me so I am kind of stuck! Thanks in advance for any help Here's my code Dim...more >>

When I compile my project using the IDE on a development machine it works just fine. When I compile it on the server using csc.exe, I get the following error when I try to bring it up in the web browser. What is the issue? Thanks, Jim Server Error in '/psnRequest' Application. ---------...more >>

Good morning, I am trying to compile a DLL on the fly using ICodeCompiler. While I am able to accomplish the task if I use a seperate code file along with CompileAssemblyFromFile, however, when I try to embed the source code and use CompileAssemblyFromSource, the DLL does not get created. Do...more >>

I need to determine, at runtime, the page name of the currently requested aspx page. Page.ToString(), returns sumething like "ASP.MyFile_aspx". What I'd prefer is to get the actual file name "MyFile.aspx". Any suggestions? Thanks. ...more >>

I wish to validate the date a user has entered against the format dd mmm yyyy Using the CompareValidator and DataTypeCheck does not work and I suspect that a Regular Expression is over-engineering. Does anybody have a simple solution please? Many thanks in advance....more >>

Hi, I obtain the following error from the Application_error sub in Global.asax. Message: Access denied to 'E:\Sites\...\web.config'. Failed to start monitoring file changes. Does anyone have an idea of what's wrong ? Thanks Gilles *** Sent via Developersdex http://www.developer...more >>

I am a fairly new programmer who is seeking some insight into variable scope and IIS. I have recently completed development on an ASP.Net application (VB.Net). In order to make certain variables available to all my subroutines I defined them as follows: Shared VariableName While this ...more >>

Hi, I'm not sure about the folowing : If a shared method writes lines in a text file with a StreamWriter object during a request, is it possible to have several access interlaced to the file coming from different request ? If the answer is yes, is it the same with a general procedure (I g...more >>

I have an Intranet site that acts as the employees central spot to input, edit, and view data from a SQL 2000 DB. Currently I have 5 programs written using VB codebehind on the ASP.NET pages each with about 2000 lines of code each. I am wondering- should I be breaking these programs out ...more >>

Hi, guys, As an Internet developer for many years, I thought I knew HTML... until I came across this: The following two tables look different in IE 6.0. I've pinpointed the cause -- the hard return between the <img> tag and the </td> tag. I thought hard returns don't make a differnt unless ...more >>

HI Does anyone know to set focus on the button after the user press "Enter" key. This result will be same as the user login to Yahoo mailbox. after the user key in the user name and password and press "Enter" key. The "Sign In" button will be set focus temporary before going into the mailbox Than...more >>

Hi all, iam new to .net. Can somebody help me out. The problem here is: 1. I am having a page with a table with 5 rows. Each row in the table has a checkbox, button, textfield, and combobox.(SERVER CONTROLS) i should provide a option for user to add more row with same controls. when i write ...more >>

I have a class inheriting from CollectionBase that is displayed in a datagrid. When the user clicks on a button, the current record in the data grid is deleted. Unfortunately, I have to populate my CollectionBase class first in the Page_Load event then databind it to the datagrid. Then the but...more >>