are there any events which get fired when the value of a datarow (column) changes??? I'd like to fire some code of mine, when a particular column value of a particular row is changed. Can this be done for a particular datarow object?? ...more >>

I have a vb form which calls a thread which makes webrequest calls into the internet, processes the info, and passes the info to another routine in another sub. It is stopping when it tries to make the sub call. The call is within itself or a sub in another dll. This problem is showing about ...more >>

Hello, I have a DateTimePicker on my form and I need to make every Even week Red and every Odd week Yellow. Any Suggestions will be greatly appreciated (Detailed help is even more appreciated). Thanks, Chuck ...more >>

I'm getting close to giving up on using ASP.NET validation controls, textboxes, etc. and reverting to good-old HTML plus client-side Javascript techniques which I've used for years. Here's the problem: (a)On a form with about 50 fields, I need to do basic validation on perhaps 30 of them. ...more >>

I need to duplicate some of the multi-page tiff and thumbnail viewing functionality found in the Microsoft Office Document Imaging application for an in-house company application. Does anyone know what multi-page tiff controls were used to create the Microsoft Office Document Imaging app or...more >>

I have a program that is cpu intensive so I want to change it's priority to BelowNormal. The code functions without error, the VS Debugger shows the change but when I then go to "Windows Task Manager" and look at my process it still has a "Base Pri" of "Normal". What thing am I missing? ...more >>

hello there are two ListViews with the SAME coloumns within one winform,i want to move the data from one ListView into other one,what is the simplest method? thank you!! ...more >>

hi all I need to playback two or more audio files ( .wav files) together. let's say it's a song and a person speaking. I need to control the volume of the two channels, so when the speaking file is playing, the song volume is lowered. can someone point me to a simple example in c-sharp (o...more >>

Hi all, In my application, MainApp, I start a new thread which shows a form: Public Sub SplashThreadEntryPoint() Dim SplashScreen As New frmSplash SplashScreen.ShowDialog() End Sub SplashThreaded.Start() On this form(frmSplash) that is showed in a new threa...more >>

Ok, here's a new one that I can't find a definition for on the NET. I'm reading an article at http://www.dotnetjohn.com/articles.aspx?articleid=72 which mentions writing 'bespoke code'. Anyone know what this is? Thanks, Marc Miller ...more >>

My goal is to execute a DTS package that calls multiple child DTS packages from a C# (2003) app and display the progress of the entire process to the user. I have followed the model defined in this knowledge base article. ( http://support.microsoft.com/?id=319985 ) to execute a DTS packag...more >>

Hi y'all ... I'm a bit puzzled here about .NET class instancing under COM+ Issue 1: I've a COM+ component, let's call it ... COMDbWrapper that initializes itself from an xml file. The data in the file change very rarely, so I would like to keep it in a single copy in-memory if that's pos...more >>

I have a FilesySystemWatcher that is watching a folder on a network share. After varying periods (sometimes more that a week, sometimes less that a day) of time the EnableRaisingEvents property becomes False. How can I tell why this is happening? -- Jeff...more >>

What, if anything, does <%# %> imply? I know it's used for DataBinder.Eval, but what else is it used for, if anything? A search on Google, A9, Yahoo, 4GuysFromRolla, etc turned up literally nothing ("<%#" gets filtered out of all the searches). Thanks for any help. It's mainly just a mat...more >>

I created some code that produces a dataset from a DB read, and then transforms the dataset into an XML file. I want to write a block of code in this same program, that (after the xml file has been created) will use FTP to transfer (or "copy") the XML file from the server it is running on to a...more >>

I am writing a C# class library that exposes a method that return a structure. I am registering the assembly for COM interop and can reference the assembly in VB (Actually an Acces 2000 Code Module). I can instantiate the object in VB but when I declare the variable for the returning structu...more >>

I have a Windows service that's built with .NET. The process is meant to run in the background and not suck up too much CPU time. I set the thread priority for the various threads in the service to Below Normal, but I'm still getting reports that the service is making a noticable impact on ...more >>

I have a web app that uses web user controls to facilitate code reuse however I need the controls to run in a specific order when the page is posted back. Is there anyway to specify the order in which the controls are processed? The page is coded in vb.net ...more >>

hello how can i get the parameter "param" from the url http://localhost/myapp/webform1.aspx?param=p1 in the serverside c# code? thank you ...more >>

I've developed an single sign on web application that we'd like to use with all the applications we're developing. The application's connection string is stored in web.config. I've gotten some basic functionality worked out and I'm attempting to test it on another application, whose connecti...more >>

Is there an expected release date of VS2005? Thanks ...more >>

I have developed some ASP.NET page as before, and use "DataReader" & “DataSet" to retrieve data from MSSQL. But I want to know why & when we will use "XML" & "XSL" to do the same job. As I know XML is used by data transmission between different database structures. If I need to transfer ...more >>

Does anyone know if ASP.NET 2.0 is going to incorporate "maintain scroll position on postback" in non-IE browsers like Firefox? This seems like an often requested feature on these newsgroups since the beta version of .NET. Microsoft heavily advertises it's .NET browser detection advantages, ...more >>

Hello, I need a way to increment an integer whenever a certain process starts on the computer. Essentially, the integer is an index to a resource and I don't want two processes using the same resource. I need the first process to start somesort of a registration thing and then every other p...more >>

When I set validateRequest="true", and a user tries to submit html into the form, the server returns with a huge error page detailing what wasn't allowed. Is there a way to customize just this error page to something more friendly? I want to use different error pages for other things, but for ...more >>

Hi, I have a question regarding Application Development and the usage of DLLs. Because my EXE is growing I'm not sure if I should put some code into a DLL. But what kind of code should I put there? In my unserstanding it only make sense for code wich isn't often used. At which size does it ma...more >>

I have 2 classes. I want to update an datagrid (grdArtiklar) from another class. How to use the datagrid from the other class? [VB] Imports System.IO Imports ByteFX.Data Imports ByteFX.Data.MySqlClient Imports ws2005.Artikel Public Class main Inherits System.Web.UI.Page #Regi...more >>

Good morning, I've the following file system : C: -> HTML -> Aziende -> Azienda_1 -> a.jpg -> Azienda_2 -> a.jpg ... -> Azienda_N -> a.jpg my desire is to create an array of fileinfo containing the a.jpg , a.jpg , ... , a.jpg in a way that I ...more >>

I developed a web application using asp.net which send an email using "SmtpMail" and it was working perfectly . when i upload it to the webhosint i bought , it didn't work because of email authentication. is there any solution ??? ...more >>

DbProviderSupportedClasses, SqlTriggerContextBase and other. Is some documantation on this classes?...more >>

I have built a deployment for my visual studio dotnet application. The deployment merely consists of a link to a executable which runs the program. I need to have adobe reader installed on all client pcs as well. how do i add this to the deployment so that it installs automatically. any help ...more >>

Are there any online books on VB.NET for newbie? I heard that instead of dataset, datacommand objects can be used. If that is right where can I get information about them? Thanks. ...more >>