hi, i need to cache data in memory for a web appl, which takes up to 1 GB ram. and i don't want it to load everytime the appl restart (changing other code files/replacing other dll etc). and i also want to avoid doing any deserialization/mashalling etc. basically i just like the speed of ...more >>

Hi all, I am assuming there may be a number of ways to bind a text box to a db field using c#. My current approach is: txtPostCode.Text = rdrInstitution["PostCode"].ToString(); Can anyone let me if there is a generally accepted method for databinding a textbox using c#. Cheers, Ad...more >>

In a 3-Tier application, once upon a while comes the need for binding objects or usercontrols from other objects, example binding a usercontrol in the Presentation layer from a Business Layer Object, My problem: I have a Dynamically Rendered WebUserControl that it needs some properties that...more >>

Hey Guys I have a web application that allows users to download files. But the files are not hosted on the webserver. The files are stored on external servers and are referenced by a URL/URI. Since my application restricts the number of downloads for the file per user, i cannot show the user ...more >>

I have a directory with about 20,000 other directories and files in it. I need it in the root directory of the web application in order to write to it. However, when I need to build the application. It takes forever. The directory does not have anything in it that needs to be built. How can ...more >>

I want to extract data from several websites that I visit daily. I'd like to condense the info into a single web page that I can visit (instead of the multiple websites I have to visit now to get the same info). There are no open APIs or webservices for these websites that I am aware of. ...more >>

I want to insert a default null ListItem with the text "choose an item ..." in my DropDownList control. I have seen similar postings here regarding this issue but all of them seem to focus around having to populate datasources, datatables etc. and then bind the DropDownList in the codebehind o...more >>

My boss so cheap!! Our ASP.NET only have 256MB only! How to release request used memory when Page Unload() event raise? If not release memory and wait session time out, it will make very very slow. ...more >>

Hi, I am developing a web application that is a series of pages, rather like a wizard. Because all of the pages basically have the same navigation, and require the navigation buttons in the same part of every screen, I have put the navigation buttons on the Master Page. The Content Page...more >>

I am getting this error: error BC30456: 'CreateUser' is not a member of 'Membership'. What does that mean? Here's my code. It seems correct (no squigglies, etc...) ' store it in db Dim result As System.Web.Security.MembershipCreateStatus Try ...more >>

anyone got any links/code/ideas on how to do pie charting?...more >>

If you want to store custom tables in ASP.NET 2.0, such as Products, Companies, Shopping Carts, etc... where is the standard place to put the tables? I want to link it to the user/membership tables. BUT, is it "ok" or the standard practice to go ahead and use the ASPNETDB.mdf to store your ow...more >>

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Hi, I am getting a string passed back from a web form in the format name1:variable1;name2:variable2... I would like to split this up into several variable, such that the variable names are name1, name2 etc. (I actually know what these names are) and the values of the variables are variab...more >>

FormsAuthentication.SignOut() removes the authorization ticket from a user (and the user's roles), but does not change the user's identity. I need to be able to either revert the user to the "totally unauthenticated" state, or change his identity to a different state after SignOut(). Unfortu...more >>

Hi All, We've got an VS.2003 ASPNET (VB) webproject which we would like to convert to VS.2005 so that we can make use of the Master Page feature. Converting the initial pages to 2005 is not such a problem (some minor errors) but we run into trouble when we're trying to insert a converted pa...more >>

Hello, I am probably in the wrong forum but any direction would be appreciated. I recently installed the distributable for asp.net 2.0. I notice that with 2.0 the wizards (1.0, 1.1) are no longer in the control panel but instead accessed through a website configuration tool. I know that it can b...more >>

Hi I have a user control on a form and it contains a CustomerValidator which is used only to validate controls contained within that user control. However, when I submit on the page itself it validates that user control's validator. Is there any way to avoid this? Thanks Kev ...more >>

For some odd reason I have notices that every time I refreshed a page in my browser ( same session ) ASP.NET called : void Application_Start(object sender, EventArgs e) I am absolutly confused since nothing in my code resets the application. the session variables seem to be untoutched. doe...more >>

Dear Bruce, Can you please explain me how compiler would be able to optimize "+" for the below code? The reason why I did not want to use string concatenation was that I wanted it to be a single string object in an effort to reduce memory consumption. But if I use "+" does not that consu...more >>

Hi all, I have put some queries on the page that takes too much time to execute. Thus at the time of peak load it gives the following error. Server Error in '/ge' Application. -------------------------------------------------------------------------------- Timeout expired. The timeout perio...more >>

First.. What object (on the client) should I be using these days? var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); or var xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); or maybe something different? I have some browsers that can't do this correctly. I'm doing: --client---...more >>

Of course, I have a delivery today... All of a sudden ASP.Net is no longer operating properly: - Serving of non-ASP.Net pages works fine - Trying to use ASP.Net (acessing page from browser, or new/load VS 2003 web project) results in - "normal-sounding" pre-load of .Net and my DLL. (Ye...more >>

I have a datagrid and I want 3 columns to share the same column header. I have ColID, ColName, and 3 Hyperlink columns that need to have AdminFunctions as their header. Anyone know how to accomplish that? Thanks in advance for any help! Thanks, Chuck Foster ...more >>

Hi guys I've got the following error on a project which is running locally on a vs2005 machine (built in webserver), trying to connect to my win2k3 server active directory. the error is... System.SystemException: The trust relationship between this workstation and the primary domain f...more >>

I have three websites that were developed by using the same code in .net. They are all located under wwwroot on my desktop running windows 2000 pro.because Windows 2000 pro only supports a single Default Web Site I have to switch the IIS path to test the code on my own box. Once I boot up, I c...more >>

Hello, I work on an asp.net 1.0 site that has been up and running for the past year or so. There are no immediate plans to upgrade to 1.1 or 2.0 any time soon. Are there any light weight IDEs that I could provide to someone who is not familar with .Net so they can do basic edits of text on so...more >>

I'm developing a fairly large application in ASP.NET 2.0. In this applicaiton, I have a combination of .aspx and .ascx pages and controls, each of which has code-behind files which do my application logic to generate the interface. I would like to create a "master" class which would contain...more >>

When the ASP.NET menu is rendered on downlevel browers, the text "^ up one level" is displayed. Any ideas how I can change that text? I did not find a property for the menu control where I can change it. Dieter...more >>

Hello All, I have a string of around 150 characters. string test = "asjhdkashdkjahsdjkhaskjdhaskjdhasjdhasd........."; //(upto 150 characters) I want to split the above string into multiple lines in IDE while declaring it so that it is more readable. How can I do that? I do not want...more >>

Hi all, For uploading files i am using the HtmlInputFile. Now I want to do things with it. First I want to give the button a specific style an second when a postback happens I don't want the selected file t disappear from the HtmlInputFile. Now on the web I found the next thing: <html> ...more >>

I want my asp.net application to create a non persisitent cookie that will timeout after 20 minutes. I want the cookie to expire when the bowser is closed AND timeout if the user has been inactive (sliding expiration) How can I accomplish this? If i set the expiration time on the cookie, it...more >>

Hello group, I have a weird problem with VS2003 & VS2005 using both ASP.NET 1.1 and 2.0, that is that 90% of the times I hit debug, doesn't debug anything, just runs as I was releasing. Sometimes it works, one or two pages, or even the same page after a postback, just stop debuging. Didn...more >>

Hi all, I am stuck with a problem and wanted some guidance. I am using FileSystemWatcher to monitor a folder "C:\Temp1" and updating "C\Temp2" say somthing happens in Temp1, I want to update Temp2 Say I create "Text.txt" in Temp1, in the created event I check for whether "Text.txt" is present...more >>

Can someone point me in the right direction....more >>

Hi, I just got VS.NET 2005. It has a new template called WebControlLibrary. I normally use ClassLibrary to build my business logic and use that dll into ASP.NET project. However I'm assuming I can use WebControlLibrary to build the business logic dll and use it with ASP.NET. What is the m...more >>

Hello, I am using the ASP.NET menu control and I have two issues when the page containing the menu is displayed in Safari on Mac OS X: 1) The menu is not dynamic. Why (it seems that Safari is treated as downlevel browser)? 2) I run into the "DynamicMenuStyle" bug (see http://weblogs.asp...more >>

Hi, I suddenly started getting a lot of errors from html validation (some CSS) so I followed the following instructions to disable it. If you'd rather not have these types of HTML validation errors show up in your error-list, you can disable this functionality by selecting the Tools->Op...more >>

This is a theoretical question, meaning I don't have any specific code to show. On a large ASP.NET 1.1 application what is the best way to populate a forms data fields if you expect a large load? A large load meaning over 200 users hitting the site 24/7. The goal is to not overload the web ...more >>

Hi, I have met this problem for many times, I don't how to fix it, the only thing I can do is to restart the computer. Here is the case: Sometimes when I change the behide class code, and then rebuild, then when I open the .aspx page, the following error message comes up. Access to the path...more >>

I have a Datalist control on my page that I have binded to a table of available categories. In the Item Template I have a CheckboxList control bound to the products available in each Category. I need to pull out of the page which products the user has selected. I have bound the products t...more >>

Hi, I am trying to send an email with MAP via C# and ASP.NET. This is what I'm doing. MapiSession1 = new MSMAPI.MAPISessionClass(); MapiSession1.UserName = "OutlookProfileName"; MapiSession1.Password = "pass"; MapiSession1.LogonUI = false; MapiSession1.SignOn(); MapiSession1.NewSession =...more >>

How to find generlly "Secure Sockets Layer (SSL)" version for a given page? Not through program. John ...more >>

I have a GridView using Template columns. In my EditItemTemplate I am using CompareValidators to check data types. When validation fails, I would like to change the border of the textbox in question. I thought I could loop through the ValidatorCollection during the RowUpdating event but co...more >>

We have built a core component set of pages, master pages and other controls that we want to re-use in a number of different web applications. Is there anyway to make a reference to a web project and re-use these components in other projects without adding the existing items to the new projec...more >>

Hi there, I am trying to access the access database sitting at OleDbConnection oleConn = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\\Program Files\\Microsoft Visual Studio .NET 2003\\Crystal Reports\\Samples\\Database\\xtreme.mdb"); and create a crystal report u...more >>

Dear all, I am building an ASP 1.1 application based on a n-Tier architecture. I have my datalayer class that need to read the connection string of my sql server database from a configuration file as it can be located anywhere. Do I have to add a web.config file within my class library proj...more >>

Hello I have TextBox1 and TextBox2 and Button1 and Button2. I also have DropDownList1. Now, when I click Button1 I want to concatenate “TextBox1 - TextBox2” and add this item to DropDownList1. If I have clicked Button2 I can to go though DropDownList1 and see what items are there. ...more >>

Hi there experts, Is there a way to convert a System.Drawing.Image to an ImageButton. Maybe using ChangeType I don't know! Thank you ...more >>

Hi Guys, I have a quick question. I think code will explain it the best. This is what I am doing for one of the columns during databinding on my grid: <asp:TemplateColumn> <HeaderStyle HorizontalAlign="Center"></HeaderStyle> <ItemStyle Font-Size="11px" Font-Names="Verdana" HorizontalAlig...more >>

Hi folks, I'm having a discussion with my colleague about how to go about passing data from one aspx page to another example On the main page I have a whole list of relationship managers with a hyperlink that says 'customers' in each row for each manager and the hyperlink contains a paramet...more >>

Hi, I am trying to send email via a ASP .NET page using the local SMTP virtual server. My mail items go in the Queue but do not get sent out. Can this be done this way, or do I need a true email server to send email? Any help is appreciated. Marcus de Leon ...more >>

Hi, in our ASP 1.1. webproject some pages take 10 Seconds to load but the IE progress bar does indicate a completly loaded page immediatly. This looks to the end-user as if the click was ignored. Any idea on what may cause this behaviour would be great, TIA DC ...more >>

Has anyone else had any trouble setting up a sitemap view to be filtered by roles? We've put a cust role provider in place, and we can verify that it's only being called once for each connection, and is returning the correct roles, but... When we specify a role on the top sitemapnode that r...more >>

What is the best way to deal time zone difference in Wep application. Is there a best pattern and practice for this?...more >>

Hi All, I have a Asp.Net web application (code behind C#). On one page I need to run "cmd.exe" from that page. I can see that the "cmd.exe" is present in the task manager, but the console window is not opening. As I can not process further unless that window is opened, I'm stuck. I'm trying to...more >>

Hi, I have a VS 2003 asp.net 1.1 project hosted on a windows 2003 server. I want to move it to asp.net 2.0 and VS 2005. Do I need to install VS 2005 on the server first and then on my development PC and then upgrade the app from my development PC? Thanks...more >>

Hi, I work in asp.net and i want to copy an hyperlink to the clipboard. If any one can help me? Thanks ...more >>

I have a Control like that =3D=3D=3D public class BlogMonthList : Control, IPostBackEventHandler { protected override void Render(HtmlTextWriter writer) { writer.WriteLine(" <a href=3D\"{0}\">{1}</a><br/>", Page.ClientScript.GetPostBackClientHyperlink(this, = "add...more >>

Hi ALL, Can any one give me a solution to handle mouse over event of each of the Check Box Control in a CheckListBox Control. Thanks in advance Regards Vidds...more >>

Hy! sorry for my bad english... i'm developping web forms in c# and i have to take the client machine name I try with server variables ( request.servervariables ) and with request.hostname() hostaddress() dosn't work because ( i think ) in lan we don't have a dns server then methods ...more >>