Hello, In ASP.Net via C#, but if someone can help me with a VB.Net example that's fine too, I am trying to redirect to a page that is already open. For example, when a user clicks a submit button on the main page, a new window is opened that displays the material. The user then goes back ...more >>

Hi, I'm new to .net. I need some info on serialization. What is serialization? Why do we need it? Why objects need to be serialized if they need to be stored in session or viewstate? ...more >>

I am starting a new project with VS.NET 2003 using Source Safe for version control. The project is set up and we can both access the project (from remote machines). We are running into a few problems though. The main one is that if we both have the project open at the same time and add fi...more >>

Hello, I have a form with 5 textbox for each one a RequiredFieldValidator I show (*) if the field is missing when I post the form. I'd like when a least one of theses RequiredFieldValidator fired display an another message (other then ErrorMessage). Is there a way to do that ? Thanks, ...more >>

Hello, I found that (see below) to give the focus to a control(textbox) on an asp.net page. There is no easiest way to do that ? Thanks, System.Text.StringBuilder sb = new System.Text.StringBuilder(""); sb.Append("<script language=\"JavaScript\">"); sb.Append(" document.forms[0].item...more >>

Hi, Would someone be able to shed some light on what is the cost of saving a DataTable to session vs saving a custom object of the same data. For example, let's say I had a DataTable with 1000 records and each record had 10 columns, how much extra cost is involved in saving that vs, a custom...more >>

Hey Guys, Im trying to do a project...I have a SQL Server database...and I have to SMS some data from the database to a cell phone. How can I do this...I didnt know where to post this...thats y im posting it here Thanks Please help me.. -Seelan ...more >>

Which is better when passing values between forms? ...more >>

Only difference I noticed is in VS.NET, where I can see the events in the Properties window for the Button Web server control. Thanks. ...more >>

Hi Scott, Thanks for replying to my queries...in one of your mails you had said >The only way to avoid the restart would be to manage your own app >domain. How do I do that? Are there some samples/documentation available? Please help... TALIA Many Regards Jack...more >>

Hello, I was wondering if someone may have a project sample / code snippet for the following scenario: On the main page of an ASP.Net application, there is a list displayed of some files available on the server. When the user selects an item from the list & clicks 'OK', the file is open...more >>

Hi, I need to run a vb.net or aspx.net file every 10 seconds. The Task Scheduler in Windows 2003 Server can only do it every 1 minute at the minimum, but I need it every 10 seconds. Is it possible to write a small program in VB.NET that would run in the background without using much resources,...more >>

I have deployed the web application for production. Sometimes the some of the screens are taking too much time to process. Status bar will appear (IE blue bar.) and will stay for ever. End users are calling me and asking why it is happening? My development environments are ASP.Net, Vb.Net ...more >>

For a system that is developed on Microsoft .NET Framework 1.1, how do you deploy the .Net SP1 to a web server that already has v1.1 of the framework? Do you need to recompile the source code and then deploy the files, after applying the service pack? ...more >>

On an ASP.Net web page that has a HTML Input file control run on the server side, is there any setting that limits the size of the file that can be uploaded? Is there any validation code that runs when the value of this type of control is selected? ...more >>

I have set Option Explicit On I am getting the error for the below line. dim myDataSet as new dataset dim dv as DataView = myDataSet.Tables("myTable") I am using .Net Framework 1.1. Please advice. Thanks Smith ...more >>

Hi. Anybody know how can i add a column with radio buttons in a grid view? I will use this column to select the grid row to show others informations about this selected row. Any help will be appreciate. Thanks. Fernando Lopes ...more >>

Hi I have a web app that connects to a SQL 2000 server using SqlConnection class. my question is this, can i put this SqlConnection into a static variable somewhere, so that i can initialise it once off and use it for all connections thereafter? Basically, would a static SqlConnection variab...more >>

Hello All, I have a page that dynamically adds one of many usercontrols to a placeholder on the main page based on a parameter passed to the page. Here is my problem. The usercontrol may have something as simple as a label or a datagrid and I get the same error. The control renders in ...more >>

Hi! I need to do relation beetwen one table (task 2 task) and i do something like that" DataSet data = new DataSet(); myCommand.Fill(data); // i fill my data adapter with one query like: SELECT * FROM Zadanie.... data.Tables[0].TableName = "Zadanie"; //data.Tables[1...more >>

I have a scenario where I log a resquest to a database table and update the request with a corresponding response including the response time. I am using an HttpModule to do this. My challenge is how to corelate the response to a corresponding request. I am looking for a sure proof thread...more >>

I'm designing an application framework which will, amongst other things, live in an assembly hosted in the ASP.NET worker process, servicing webservice requests. Here's the scenario: APPFX is our application framework assembly. It has no life of its own - it's designed to provide compone...more >>

Hello, I have an ImageButton that refers to an external image. How can I keep that image's aspect ratio when I set the ImageButton's size to 120x120? TIA, Arthur ...more >>

Hi everyone, I am starting out with asp .net and data binding with code behind. I currently have a c# module that uses a data provider to access SAS data, and which I would like it to become a class to use as a code behind module. My idea was that it should be simple, but after reading som...more >>

Does makes difference referencing controls inside EVERY page <%@ Register TagPrefix="PC" Namespace="MyControls" Assembly="Personal.MyControls" %> or referencing controls ONCE inside web.config, making it work for every page in the project ? <pages> <controls> <add tagPrefix="PC" names...more >>

I am creating a table object inside a dataset and attaching that to the datagrid. DataGrid1.DataSource = myDataset.Tables("myTable") DataGrid1.DataBind() Is there anyway before I bind the data to the grid can I sort the data defining a column. Like order by criteria in SQL. ...more >>

Hi group, We're developing an application that may be migrated to a web farm in the future, but we want to be prepared for the move, hence the following question: Using the Caching Application Block, how can one machine, when updating a table in the database, signal it's own, but more im...more >>

How important is to use obfuscation on an asp.net application dll? or i guess what i'm asking is: On a machine that is not compromised how secure are web.config and the 'bin' folder? Thanks. -- Richard...more >>

I have a simple page - 4 textboxes and 1 datagrid. I'm trying to return functionaliy of my webpage. Textboxes gives parameters to sqlquery. I'm trying to have "press enter and it will fill datagrid". Before i done something with code it worked like i want. Can someone help me? numer = Text...more >>

I have visual basic 6.0 and have worked with visual studio in classwork before. How hard would it be to self teach myself ASP.net? I also have been programming VBA in Access for over 3 years....more >>

Hi I have a data grid where I am changing the colors of cells based on values that have been filled with a dataset. Just wondering if there is a way to set a border around each cell? Thanks -- Paul G Software engineer....more >>

I have problems aligning my left menu with the valign=top: http://test.unitedhardware.com/valign.html It happens a lot when the the middle pane is very complicated with a lot of nested tables. What can I do? ...more >>

I have problems aligning my left menu with the valign=top: http://test.unitedhardware.com/valign.html It happens a lot when the the middle pane is very complicated with a lot of nested tables. What can I do? ...more >>

I'm currently developing under WinXP and have the latest .Net distribution with Visual Studio 2k3. While working on a company project, I came across this bug. I was using a compareValidator: dataTypeCheck for a double. User input was "-" (sans quotes). When the user submitted, it runs the...more >>

Hi, I'm trying to get the default printer using WMI. I use the following code: Private Function GetDefaultPrinter() As String Dim objWMIService As Object Dim colInstalledPrinters As Object Dim objPrinter As Object Dim strComputer As String Dim st...more >>

Hi, I need to buy a component that can meet the following requirements: 1. create all sorts of chart dynamically; 2. can combine data sheet and chart together like Excel does; 3. can save the output into a PDF file, Excel file, and Word file; 4. do not need anything special(except a web b...more >>

Hello, I am trying to figure out how to do some scripting. Can I script in csharp? Can I script in VBScript if my web page has been developed using csharp? Can I iterate though a datatable object in my script file? How can I reference the datatable object which was created in my code-behin...more >>

Hi, I have made a asp.net application which is having a asp.net page showing crystal report.net on it(using crystal report viewer), and MS Access as back end.But when i try to view in a browser it is showing logon failed. I donn't have any password set in my mdb file. Regards Reny ...more >>

I have problems aligning my left menu with the valign=top: http://test.unitedhardware.com/valign.html It happens a lot when the the middle pane is very complicated with a lot of nested tables. What can I do?...more >>

When using the sqlclient dotnet class and sql server. is it faster when doing a single (not multiple) insert to: 1- just do a simple connection and command object, then execute a nonquery 2-use a transaction, connection and command object to execute a nonquery and then commit the transact...more >>

We have 3 fields on our web form that makeup what could be a duplicate entry. We would like to look at these three fields that the user enters and check in the database to see the information in all three fields matches information in the database. Can you do this in a custom validator? ...more >>

is there any implications of having more than one asmx page in your webservice i was intending to use a new asmx for each of my classes but a colleague in work says there is problems with this. i cant find anything on the net that says not to do this we are using .net v1.1 Cheers, Craig...more >>

Hi all: I am trying to do an automatic email sending process. I get some data from a database to know which files to send, then I add them through a Do ... Loop to my System.Web.MailMessage object using: mail.Attachments.Add(New MailAttachment("File path goes here")) When the loop finis...more >>

I am try to convert a classic ASP program to ASP.Net. I have an <img> tag that I want to convert to <asp:image>. The <img> has an attribute called usemap. I can't find the corresponding attribute for the <asp:image>. What can I do?...more >>

Hello, Here's the situation (I'll try to be brief as possible) I am working on the control which is created dynamically based on XML string. This control consists of a table with number of rows with 3 columns; TextBox, dropdown and a button ("Delete" button) in each column. Also there's o...more >>

Hi Everyone, I started getting the following error msg and the web users are unable to log into the web application: ----------------------- The system has called a custom component and that component has failed and generated an exception. This indicates a problem with the custom component. Notify...more >>

Is there a way to implement datagrid paging without using javascript on the client-side? ...more >>

Guys, I am using a dynamic menu which uses xml,xsl a css file and javascript. This works fine when there are no server controls around or underneath it. The problem is whenever the menu encounters a server control, it closes itself. How Can I get around this. I guess that t...more >>

Hi, I get a Viewstate corrupted error on the Web servers(Win2K3, IIS 6.0, Application Center 2K SP1, ASP.NET) configured for NLB with no afinity/sticky sessions. ****Note: The servers are already configured with single/common machine key and App Center 2000 SP2 will be installed this we...more >>

Hi quick question... I have a frameset with two rows. is it possible to have HTML elements "drop over" from the first row frame "over" the second row frame? currently it falls "behind" the second row frame. I am doing a menu of some sorts, have looked on the web for a frame type portal, b...more >>

I am building an ASP.NET application where I have been required to make all the editing screens popup windows within the application. I didn't have any trouble creating the new windows but only about half of them show on top of the main application when they are created. The window are creat...more >>

I have created a data list and binded it to a data source with no problem, Where i am running into a problem is when i dry and bind a drop down list in Edit mode to a data source. The trick is that i need to bind the drop down list to a different data source. Does anyone know how to do this ...more >>

Some how unknowingly I have deleted the Visual Studio help files. I know I can install again from the VS Installation CD. Is there anyway I can download the latest documentation from MS site and install the latest copy. Thanks, Smith ...more >>

Hi there, What is the best way to detect when a user changes the text size of their browser. I need to Resize/Move things when they do this so grids and such don't overlap each other. Thanks for your help. Joe ...more >>

My ASP.NET application worked without any problems until some days ago. Since then I frequently get pages (HTML forms) with corrupted HTML. A view into the page source shows that a comment tag is inserted unmotivatedly. This results in the display of a text input tag and the string INVALID HTML ...more >>

Dear All, Actually I am trying to open a word document in my ASP.net application. I am using the following code in Form Load Event: Dim oWord As New Word.Application Dim oDoc As Word.Document oWord = CreateObject("Word.Application") oWord.Visible = ...more >>

Detect screen resolution? IS THAT POSSIBLE? -- LUIS ESTEBAN VALENCIA MICROSOFT DCE 2. MIEMBRO ACTIVO DE ALIANZADEV ...more >>

Hi! I have an asp.net page with a gridview. One "columnfield" in the grid contains boolean values. Is there a nice way to map this values to a string depending on the value. I.e I want to display the text "Yes" if true and "No" if false. Thanks / Steve...more >>

Hi all, I'm studing affiliate marketing networks, and I was wondering if anybody knows how Affiliate Service Providers (ASPs)like cj.com or linkshare.com track successful sales on merchant websites. As far as I know the algorithm should be: 1) The affiliate publishes a link with his ID and ...more >>

aspnet_wp process accumulates memory usage up to the point when it's more than 60% of available RAM (2G) and none of .NET applications function. Sometimes user is able to login, navigate between the pages but can't perform any operations that generate thing like PDF files using Crystal Reports...more >>

I'm trying to set a parameter Value (see adddata below) from codebehind to a Java Applet. It looks good until I view the code in the Browser. (right click in Window). <APPLET height="140" archive="/Archive/cbt_bidt_2_5_7_sign.jar" width="460" align="top" code="com.ibm.cbt_bidt_2_5_7.thincl...more >>

I am strating the asp.NET at the first time. I use the VS.NET 2.0 but in the "New Project" I can't fine the "ASP.NET Web application". I made a new project as "Empty" but in this project I can't automatically make the .cs file. In design view of the aspx page, when I double click the Serverco...more >>

Hi, I'm having problems setting focus to a textbox on a web user contol on an asp.net web page. The following script works on normal asp.net pages: <script language="javascript"> function cmdButton1_Clicked() { document.all('txtInput1').focus(); return false; } </script> But it...more >>

Hello, I am trying to build an application which has forms authnetication enabled. I have a non-persistent authentication cookie which is exactly what i want. The problem is when i use two independent browser windows to access the application. Both of them require authentication. Is ther...more >>

Hi everyone, I have some fields from a database which contain html text. How can I show this text in an asp page (<b> must be bold, red must be red text, ...)? thanks for the answers, Filip...more >>

hi, I have a web app with forms authentication and a timeout session of 20 mins for security reasons. I recently added a feature that allows users (if they want to) to automatically log in (without entering username and password) using the cookies. Now in this case the 20 mins session ...more >>

Question: I would like to add a ButtonColumn to a datagrid on the fly ..... Thus far .... (1) Adding the button works .... (2) Trying to hook up an event handler does not work .... Conceptually, I must be missing a big point .... (guessing) Neither Scott Mitchell nor Waltham, ...more >>

This is a multi-part message in MIME format. ------=_NextPart_000_001F_01C4DB45.F902C070 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable A Web control like a textbox can be validated using Regular Expressions = like the following: <form runat=...more >>

I have a web app that has been running happily for months, and on Saturday it suddenly decided that it no longer wanted to validate my XML. Here is my code and sample schema, and example XML : public void ValidateAgainstSchema(object sender, ValidationEventArgs args) { blnInvalidXML = ...more >>

I like to put all the values of an array into a single variable like: networkFiles = "val 1 val 2 val 3 val 4 val 5"; Here is what i am doing, but getting error message: Operator '+' cannot be applied to ...more >>

This is a multi-part message in MIME format. ------=_NextPart_000_0014_01C4DB40.FCE4CEE0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable An ASPX Form can be created using HTML Server controls & Web controls; = so how does one decide whether a For...more >>

Hi, I have a readOnly textbox. I want to be able to double click it to make it editable? How to implement it?\ Thanks a lot ...more >>

I want to open up a little window so the user can choose something. So I will use javascript window.open to open up another aspx. However when they close this i want to map some text box values on this page to some text box values on the parent aspx. I have no idea how i would do this. any ide...more >>

Hi, whenever I attach the asp_net to a web site, checking 3 boxes aspnet, t-SQL and scripting in the dialog box, run the web site, I get te following error in spite of the fact I am logged as an administrator and the tyhe connectionn string has trusted conn.: SqlException: EXECUTE permissio...more >>

How do I find if there is a given substring inside a string in asp.net ? Thank you very much!...more >>

Hello. I have a Label control on my web form and I have long text in it. What I want is to disable text wrapping of this Label. Is it possible? Also I want to know how can I set text alignment to right in Label? Thank you. ...more >>