Using VS.NET 2002\Web Form\VB I have a dropdown list that will contain letters of the alphabet. At startup, it has only the letter A in the list. I add letters to the items list, as needed. However, before I add a new letter, I need to see if the letter is already in the list. After determing ...more >>

Im trying to get access to a table in codebehind, because the information in this table is different depending on what it says in the database... So, either I have to access it from codebehind, or Ill have to make bit of code on the aspx page... However, I would prefere code in the aspx page a...more >>

what do u mean by inprocess application model?...more >>

Although I've been using C# for the last month or so, and accepting out of blind faith the ViewState, I do have some nagging questions about it... can you help verify the following statements? Application is across all sessions. Session is across all pages. ViewState is sort of like Session, ...more >>

I need to spin of a thread that periodically checks the Application state. How can a thread access Application or Session states? Send it the httpContext? Thanks for your help....more >>

I set up a .NET Mobile web app with a very simple script. I used the template that is default. I added some text inbetween the form tags. I attempted to navigate to it using my laptop browser with no problem. I then attempted to navigate from my web-enabled cell phone to my laptop XP machine ...more >>

<asp:DataGrid id="DataGrid1" runat="server" AllowPaging="True" AutoGenerateColumns="False" Font-Names="Verdana, Arial, Helvetica, sans-serif" AllowCustomPaging="True" GridLines="Horizontal"> <HeaderStyle Font-Bold="True" ForeColor="White" BackColor="Teal"></HeaderStyle> <Columns> <asp:Te...more >>

&#22312;ASP&#27979;&#35797;&#20013;&#20986;&#29616;NT = AUTHORITY\ANONYMOUS &#32780;&#22833;&#36133;&#65292;&#34920;&#26126; Web = &#26381;&#21153;&#22120; &#19978;&#30340;&#26631;&#35782;&#27809;&#26377;&#32593;&#32476;&#20973;&= #25454;&#65292;&#20294;&#26159;&#27491;&#22312;&#35797;&#22270;&#...more >>

Hi, I have a column in my DataGrid which is a Hyperlink Column. Everything work fine except when I try to get the text of the column using this.DataGrid.SelectedItem.Cells[6­ ].Text, I got blank value!! People from some forum suggest to use ((LinkButton) this.DataGrid.SelectedItem.Cells[6­ ...more >>

Hi. I have a webservice method that receives an XmlNode. It then loads an existing xml file into an XmlDocument, appends the new XmlNode to the XmlDocument and saves it back to the xml file. But what if another user is doing the same thing at the same time? I did a test and found out that the f...more >>

Does anyone know of any start up source code for building a an asp.net tree view control. There is one provided for used with IE but for obvious reaseon, i 'm not going to use it. Any help will be appreciated. ...more >>

Hi! Currently I'm a trained ASP.NET developer, however, most of my experience lays with actually having total control on the server i'm working with. Recently I have been working on a project hosted by a standard webhosting company. The problem comes when I try to get to the aspx page that I ...more >>

How can I get a program in vs.net, when a user makes selections then clicks a button, to create a results page like one might get from google.com, yahoo.com or an ebay search? like this: photo | something | and some detail....... photo | something | and some detail....... photo | somethi...more >>

Hi all, I have an asp:checkbox on a form, and i added onclick attribute to it. When the checkbox is clicked I want to add its text to a textbox. But I can't get its text. The checkbox is rendered in html separately, followed by the <label for> tag - that's where the text is. But how to access it...more >>

I'm thinking this is simple, but... I added an Edit/Update/Cancel column to a DataGrid. Any time I hit the edit/Update/Cancel button the grid returns blank (no rows returned but the header and footer). My EditCommand code looks like this (pretty simple): DataGrid2.EditItemIndex = e.Item....more >>

Please direct me to the correct ng for ASP newbies. Thank you. ...more >>

Hi, I noticed an interesting effect when working with controls that are dynamically loaded. For instance, on a web form with a PlaceHolder control named ImageHolder, I dynamically add an image button at runtime: //----- Code snippet protected System.Web.UI.WebControls.PlaceHolder ImageHolde...more >>

have a dump but no unmanaged code at all any hints # 0 Id: ad4.99c Suspend: 1 Teb: 7ffde000 Unfroze ChildEBP RetAddr Args to Child WARNING: Stack unwind information not available. Following frames may be wrong 0012f8d0 7c59a0b8 000000fa 00000000 00422c17 NTDLL!NtDelayExecution+...more >>

how can I center object (for exmaple: panel, statictext) on asp.net pages asp.net ??? Which object and method return wight of www browser window. I need set left margin and width, because i need panels, static text,etc are on center of page. ('mI happy - on panel I can set CENTER object ...more >>

Hello, Would anyone have any suggestion for good training videos for ASP.NET with C# on Visual Studio 2003? The only thing I have been able to find was at www.learnvisualstudio.net. Thanks for your help! CSDunn ...more >>

I need to give clear instructions to our web server administrator as to what needs to be installed on that server in order for me to put web forms up. The web forms will be created in Visual Studio.NET 2003. We want to have the forms feed information into our SQL server. She is just now setting u...more >>

Hi Step 1: I would like to upload a comma-delimited text file to my server Step 2: Save it to a table in SQL 2K dynamically after clicking a Step 2 action button Possible? Or Not Possible Help Yama Kamya ...more >>

i wan to divert users to login page if they r on secure page and then again redirect to the original page without Forms authentication.redirectFromLoginPage() and also without HTTP_REFERER. -- Thanks and Regards, Amit Agarwal Software Programmer(.NET) --- Outgoing mail is cert...more >>

Hi, Is it possible to make a application i Asp.Net, where the client (webbrowser) gets notified when the Server has new data. What i mean is that like a Java applet, it's running som code in the background and when the server has new data, the client is notified and writes the data to the s...more >>

for some reason when i delete a row, the row doesn't get deleted from the acutal data table in SQL server. my code follows what am i missing? thanks. Dim row As DataRow Try row = ds.Tables("TestTable").Select("emp_id='" & txtEmpID.Value & "' and fname='" & txtFName.Value & "' and lna...more >>

Hi All How can I pass options from one webpage into another webpage. When the user clicks on the hyperlink I want them to be go to the next page but I need to pass in a number that the next page needs to reference. Thanks Lee ...more >>

I have a web page (called Page1) with an iFrame and a button on it. The URL for the iFrame is another page, lets call it Page2. On Page1 I tack a querystring onto the Page2 URL. The querystring tells Page2 to either respond immediately or go into a Thread.Sleep state, which blocks the Respons...more >>

Dim order_type As DropDownList = _ (CType(e.Item.FindControl("order_type"), DropDownList)) This control is in a datalist itemtemplate. It will not find it. Whenever I try and do anything further with this, it says: Object reference not set to an instance of an object. My guess is tha...more >>

I have a web page which accepts a parameter called myFile which contains the location of a file I wish to download. How can I get a dialogue box to appear allowing the user to choose where they want the file to be downloaded to, then download it ? Thanks In Advance ...more >>

I have a button in my webform.aspx And I have a htm document or page. What I want is that when I click on the button I want to display the htm page. In other words it is just a back button Need help thanks in advance Justnew ----------------------------------------------------------...more >>

I am getting the following error when attempting to browse a page, "WebForm1.aspx", in a web forms project sub-folder, "/FormsAuth1/Protected/". Parser Error Message: Could not load type 'FormsAuth1.WebForm1' Line 1: <%@ Page Codebehind="WebForm1.aspx.vb" Inherits="FormsAuth1.WebForm1"%> ...more >>

I have been using datagrids on an existing web application. I needed to try an experiment and I created a new web form. I dropped a grid onto the form and set it's properties. When I browse the aspx page the datagrid is not visible. If I drop other controls like buttons on the form they show up ...more >>

useful tip i feel , Using String.Format() Method. Replaces each format specification in a specified String with the textual equivalent of a corresponding object's value string strSQL; strSQL = "SELECT * FROM Products "; strSQL += " WHERE CategoryID = {0}"; strSQL += " AND SupplierID = ...more >>

need to display a label if a record is not found - tried a few things but it appears to be ignoring me!! code is currently like this - you can also see the test i did - must be doing something obviously wrong (its friday..) cheers mark Dim sql As String = "Select * from Personal where P...more >>

I need to create cookies in user's machine from my ASP.Net code and I also need to read them. How do I do that? What is the API (name space?) for this in APS.Net? Thanks...more >>

Questions is related to ASP.Net (in VB.Net). How to replicate the modal behaviour of desktop application in ASP.Net application. Thanks, Smith John ...more >>

I have a text box that records a date. If the user enters a date in the text box, and click on save, the date will be saved in the SQL table, but if the user does not enter a date in this field and then clicks save, I reveive the following message: Cast from string "" to type 'Date' is not val...more >>

Hello. I have some VS solution, which contains some ASP.NET projects. Each project contains some common set of client libraries. For example: there are some folder ClientCommon, which contains these libraries. At present, each ASP.NET project contains it's own copy of ClientCommon folder. Is i...more >>

I have a very long web form and some users have requested a quick way to save it without having to scroll to the bottom. Is there a way I could make a keyboard shortcut to exceute a button's onclick event? For example if a user hits ctrl-s the save button's on click event would fire to save t...more >>

On my webform I have a table (Table1), nothing in it. In code-behind, I have a method that builds and returns a System.Web.UI.WebControls.Table with rows, columns, & cells. In my aspx.cs Page_Load, I have... this.Table1 = myclass.GenerateTable(); GenerateTable() does build a table, but for...more >>

I'm creating a asp.net application in C#. (i'm new to this process). All the examples i see that are displaying data are using the DataGridControl. Can anyone point me to some examples that is displaying data from a SQL database without using the DataGrid? Thx ...more >>

Since I've had broadband installed I have been using a direct connection to my website to modify code on my web application through the .NET IDE. However, because my ISP only allows local connection to the backend SQL server then I have to establish this connection on the aspx pages running d...more >>

--- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.574 / Virus Database: 364 - Release Date: 1/29/2004 ...more >>

Hello I have a proxy based upon a webservice. The machine.config reports it lacks access to load the proxy. What account name is associated with the attempt to load the Proxy and what permissions (other than the obvious read/execute) does that account need mklap ...more >>

Can I set a specific control on focus? My case is after I click a = "Submit" button, I want to set the cursor on a textbox . Million thanks...more >>

Hey all, I simply want to display the AssemblyVersion number set in my AssembyInfo.vb on a web page so I can see what version of my assembly I'm running from a web page... Doc only helps when you know where to start looking... many thanks! wardeaux ...more >>

Hi Team, I made a custom validator control which is having 2 public properties. But after making dll & adding that to the ToolBox, I could not able to find these properties in Property Box. Can any body explain me where am I wrong ? Also, if I want to make this control as like other valid...more >>

I'm getting frustrated with trying to format a datagrid that is entirely populated dynamically using a class module written in VB .Net (No C# used!) We connect to a DB2 database using an RPC that is written in COBOL. The connection to the datagrid works in the code-behind in the class module, when ...more >>

Hi all, are tools available to check my source code for unused stuff? Like variables once defined for test purposes or Sub's which are never called? Thanks Steffen ...more >>

Hello I am getting an error from a web application that uses a WSDL.exe generated proxy to access a web service. The error occurs in the machine.config file. The file permissions for the proxy were reported to be out of sequence (when viewing permissions in the File Properties dialog). ...more >>

Hi all, I'm in the middle of finishing a page and I've noticed that I have a chunk of code that is used in two places - its exactly the same - I guess I can rip this out - save it seperately and then call it into both areas when needed - is this a 'class' - I'm not fully up with all the termin...more >>

I'm working on a Windows Forms app that communicates with a server through web services. One requirement that I have is that I need to be able to send a .wav file as well as a number of records to the server. What is the recommended method for doing this? I can package the data records in...more >>

Hi Is there a way using an Intranet ASP.NET web application to access a text file from a specified folder The Logic ReadTextFile.asp ------------------- FILE = "a_comma_delimited_text_file.txt PATH = "C:\folder\subfolder\ ACCESS = PATH+FIL Open for READONLY Save it to SQL2000 databas --...more >>

h i'm developing webapplication using asp.net,vb.net and oralce as backend. the asp.net page was not getting recompiled i mean the coding changes which are done in the asp.net page is not getting compiled....more >>

hello everybody: how can i build this package like below: 1. It should be an .MSI package that can be installed on a Windows XP Pro PC with IIS preinstalled. 2. If the PC was not installed with .Net 1.1, the package will install it. 3. The package will install SQL Server Desktop Editioin en...more >>

I am using the latest Infragistics suite for .NET. I am using a tree view controlso that when i select a particular item it will brin up the specified URL in the appropriate pane. When I trigger the appropriate event it does bring up the correct URL but in a new window What am I doing wrong? ...more >>

Hello All, In IIS 6.0 We have a concept of worker processes and application pools. As I understand it, we can have multiple worker process per appliction pool. Each worker process is dedicated to a pool. If I assign only one application to a applicaton pool and have multiple worker process...more >>

Hei All Can some body help me here: I have a database name Customers, I a trying to connect to SQL server through vb.net using asp.net webform. I want to connect to the server programatically this is my connectio string: Private strsql As String Private strconnection As String = "data sou...more >>

I have an application that allows users to login and logout. I track how many users are logged in and when each individual is logged in. The application will not allow concurrent logins(let a user log in twice at the same time). My problem is I am having trouble telling when the user is logged...more >>

I am looking for advice on a where I can learn about the Microsoft product suite for an Internet enabled platform to deliver business website solutions using Portals. I have evaluated BEA's suite (BEA WebLogic Platform 8.1 which encompasses BEA Weblogic Workshop, BEA Weblogic Portal and BEA Web...more >>

I've got two files Action.vb Public Class Actio Private _Type As Strin Public Property Type() As Strin Ge Return _Typ End Ge Set(ByVal Value As String _Type = Valu End Se End Propert End Clas and Complaint.vb Publi...more >>

I have this code running Dim strFileName As String = txtFile.PostedFile.FileName.Trim Try If txtFile.PostedFile.ContentType.ToString = "image/pjpeg" Then ' strFileName = txtFile.PostedFile.FileName.Trim() strFileName = Path.GetFileName(strFileName) strFileName = Server.MapPath("ima...more >>

What is considered "best practice" for nightly builds of a web application? Our normal, long-standing practice for non-web apps is to place the build in a directory named for the current date - something like ..\Builds\20040130. But I can't seem to do this with a web app, since the output always ...more >>

Hi! Here is what I'm doing: I have Login.aspx with code to do forms authentification and I have this line at the end: Response.Redirect(Request.UrlReferrer.ToString()); I have other (non-ASP.NET) pages that post to Login.aspx. THis way I accomplish asp.net authentification. Response.Red...more >>

I work on a development server (Server A), and have a staging server (Server B), where updated ASP.Net files from Server A are sent to. I noticed that Server B will reflect changes made to .aspx files just by copying the new files from Server A. Server B only has the framework installed, and ...more >>

I have a DAL class and in the class I would like to add items to the Cache. I have tried to include System.Web.Cachining, but I still get a compile error stating that the name "Cache" does not exist in the current namespace, blah, blah. I don't understand how to access the Cache from non- UI.P...more >>

Does anyone know if you can do remote development in Studio.NET 2003? Two machines at home: one is my development server running Server 2003 and SQL 2000, the other is XP Pro with Studio.NET 2003. I want to host my ASP.NET application on my dev server and connect to it with Studio.NET from my ot...more >>

I would like to store a Date/Time stamp in a SQL tabel Now only the Date is stred and not the time. How to I get the time also This is the code (There is more, but that works) atSQLexe ex=new atSQLexe() ex.addConnection=app.dbConnection sql="INSERT INTO Log (UserID, Date) VALUES (@UserID, ...more >>

Hi all, I am writing a page that requires a decision from the user, e.g. when the user clicks delete I need a message box to popup and ask the user for confirmation Depending on the users response will depend on whether the ASP.Net delete function is called. I am able to register a Client-side sc...more >>

I am using the datagrid with 100-200 column to show data This data is also stored in the ViewState for postback However the viewstate part is large I assumend that using SQLServer for ViewState (instead of InProc) at least removes most of viewstate in the page which makes to HTML page must smalle...more >>

Hello, We have a session problem. A dataset is put into a session and call this session value later. When we run this web page in http://localhost it works. But server has a specific name like http://aaa_bbb_ccc . When we try to run this code by writting this name the session parameters doesn't ...more >>

I'm working with Harold Davis: Visual Basic for Windows chapter 16 ASP.NET Web Applications page 532. When I run the program the browser screen looks spooky ! a textbox is missing a button is missing a label placed near the center og the screen is placed in the upper left corner Why ? ...more >>

Hi I've got a TextBox on my WebForm with it's AutoPostback set to true, and an event handler created for the TextChanged event. I would expect this event to be fired when the user types any character into the textbox. However, the event is only firing when the users enters text and THE...more >>

Hello G-Lock make email software. They have the best spam filterer I have come accross. I was getting seventy to eighty spams per day I havnt had a viagra spam for days They also have a brilliant support forum. If you dont know how to do it, someone will tell you. There is a l...more >>

Hi all, I have an asp.net application exhibiting rather alarming behaviour. Among other things, the application provides actors with an online profile that allows them to showcase their skills, photographs, experience etc. Basically it is an asp.net front end with SQL Server 2000 as the data stor...more >>