Dear all, I use VB.net and a form contain a Button called "START" and a button called "QUIT". After I press the START button, I have a procedure to run, it may run lots of time. I want to press the QUIT button to terminate all the running processes. However, I use APPLICATION.EXIT. The prog...more >>

Hi. I have a PPC application written in VB .NET. My problem is that the tab page order is unpredictable. No matter what order I put the tab pages in on the tab control, they move around whenever I deploy or quit and relaunch Visual Studio. Is there any kind of work around? Should I try modifying the...more >>

I am kinda new to VB.NET so please bear with me. I am working on a project that accesses a database and returns an arrayList of strings. I am then supposed to parse the string into separate strings that hold pieces of information. Now I am supposed to take those pieces of information and p...more >>

This is going to be very simple for some you. I have a form with a datagrid bound to a database. The user is to select a row and I need to show all the associated detail records from several other table. OK, the easy part is getting the details from the tables. The part I am unsure of (and...more >>

Okay, so, in VB6 we had that lovely InternetControl that we could use to make a webbrowserr with. I had usued it to display web pages on my forms. Well, I'm looking for the same thing under .NET, but, it seems I have to use the ActiveX InternetControl I used inder VB6. Well, ActiveX is now on m...more >>

Hi, I had the following code which works fine: Public Function RunConsole(ByVal txtBox As System.Windows.Forms.TextBox) Dim p As New Process p.StartInfo.FileName = "ping.exe" p.StartInfo.Arguments = "10.0.0.69" p.StartInfo.UseShellExecute = False ...more >>

i have form1 and form2 and button1 .... i want when i press button1 form 2 sho and i don't know how i...more >>

What is the easiest way to find all directories, subdirectories, and files in a specified folder? (The files in all the subdirectories should be included as well, as well as all subdirectories of subdirectories of....well, you get the picture :-D). Thanks. ...more >>

I'm trying to implement an IOleItemContainer wrapper and have written the following (below) code to do it. Sometimes I get confused about my byval's and byref's however. Anyway, the method I am trying to call ( GetObject) fails with a "A null reference pointer was passed to the stub." message. ...more >>

Hi everybody! I'm about migrate from VB6 to .Net, and i'd like to know exactly what are the benefits (real ones) and how i may "import" my old projects. I know there's many web sites on this, but i want opinion of people who switch from VB6 on large projects... Please forgive my poor englis...more >>

How to show a CheckBox in a DataGrid If I just map a table of a dataset to my datagrid, Boolean values in the table are shown as a checkbox. But if I add a TableStyle with GridColumnStyle for the columns in the table, the Boolean values are shown as true or false. How is it possible to show th...more >>

Is there a way to call a shared method from VB6? I have used regasm to register my .NET assembly so I can access it from VB6 but, I can't figure out how to call a shared method. Thanks, John Vottero ...more >>

After the following code is finished,I open the Task manager,but the excel.exe is still running. How can I release it from memory. ps.I use vs.net 2003 + excel97 Thank you!! Dim oExcel As Object Dim oBook As Object Dim oSheet As Object oExcel = CreateObject("...more >>

I have a field in a database that contains dates in the following format: 20040205 It is a text field and I need to convert it to a date so I can compare and control a dataset. Any suggestions would be greatly appreciated... I have tried to use GetDate(20040205), but it just gives me an ...more >>

Here is my problem.. I have a owner drawn list box, I also have it data bound. I want to use the display member as the text I draw in the box, and still return the value member like a normal data bound list box. How do i get the display member text to draw on the listbox? I have tried a few wa...more >>

Hi In Try-Catch we can trap the error in run-time with err.number or err.description But some errors like "File not exist", "Device not ready", ect... are taken over by the system before come into Try-Catch I have a code like this ----------- 1. If OpenFileDialog1.ShowDialog() = DialogResu...more >>

Hi, I think I remember reading somewhere that if you use a With block as below, then the call to Dispose in the Finally block is completely redundant because Dispose will be called by the system when the End With is reached. Can anyone confirm this, or otherwise? With New SqlCommand() Tr...more >>

Using vb.net is there any way of changing the flashing cursor in a TextBox control to being a block cursor? Thanx very much in advance for help. Will Arrowsmith ...more >>

Alright, Bring on the flames What is pascal case? I think I know it, but after an argument today, I quesiton myself and want to get the answer from some people. Thanks, CJ ...more >>

how would set up a regular expression that is 10 digits in length and can not start with 1948, 9903, and 5631? thx. ...more >>

Hello, I'm attempting to write a specialized backup application for several servers in our company. I know that commerical backup applications (ArcServe, Veritas) either natively permit the backing up of open/locked files, or they offer it as an option. Is it possible to reproduce this func...more >>

I have a user getting the error "CLR error 80004005 - the program will now terminate". Any ideas what could cause this error upon application startup? Thanks! ...more >>

Is there code to get web visitors IP address? I only want to know how far our website reaches... Any help is appreciated. Thanks, Trint .Net programmer trintsmith@hotmail.com *** Sent via Developersdex http://www.developersdex.com *** Don't just participate in USENET...get rewarded for ...more >>

I know you can't modify the objects of a collection when iterating over them. So what's the standard practice for deleting all the items in a collection? I've got a collection with a bunch of objects that all have a function delete() that deletes the object and cleans up a bunch of stuff. I w...more >>

I need to know how, if possible, to use one connection on several different forms as well as reusing data adapter from another form. it seems wasteful to keep adding connector and adapters to every form. VB.Net 2003. Will a module be helpful, if so, how *** Sent via Developersdex http://ww...more >>

Hi All, Is anyone know how to change (if it's posible) a layout of Chart (for example from vertical rectangles to horizontal) in Crystal Reports 9 dynamically from the code of VB.NET-written application, in which we use CrystalReportViewer9? Thank you in advance! Vadim...more >>

Hi, How can I access files in a folder? Where canI find Information on this? Thanks...more >>

Hello there, making my first migration steps from VB6, I can't find a way / a command (in VS 2002) to produce an executable application out of a VB .NET project. Can anybody help ? Kind regards, H.G. Lamy ...more >>

Hi, I have a windows application that has a button. When this button is clicked, I want it to cause another windows application to run. Any help on how to do this would be appreciated. Thanks. ...more >>

When stepping thru the code of this app, it will jump completely over the line that delcares the data reader object.. Does anyone know why Dim myConnString As String = "Provider=Microsoft.Jet.OLEDB.4.0;User ID=Admin;Data Source=c:\todo.mdb Dim myCommand As New OleDbCommand( Dim m...more >>

Hi there guys! i'm using this query in VB.NET: Dim sSQLFirstAvailable As String = _ "SELECT TOP 1 * " & _ "FROM Mi_Table "& _ "WHERE Status IN (0,3) AND WTN > '" & sLastWTN & "' " & _ "ORDER BY WTN" This query it's used in a multi user program, BUT in the same moment 2 ...more >>

I'm new to vb.net and need some help. I have to rewrite an application that used VB6 COM objects in the middle tier for business rules and database operations. They weren't really bound to anything (my understanding is binding was a nightmare to attempt when this was written back around 2000), ...more >>

Hi I am using a datagrid to display information from a table. I have successfully been able to select items and make the values appear in different textboxes on the form. I would like to be able to select a value and the click a command button and delete the corresponding record. When I load th...more >>

Hi all Quick nice and easy question for all you OOP gurus! I am looking to design a class which inherits most of its functionality from the socket class (what I as an old VB6 programmer would call the winsock control). I want to use the socket class but I also want to store information suc...more >>

Hello, I am learning how to use threads and in the process learning how to debug them as well. I have created a thread that runs a stored procedure which takes about 20 minutes to run, which is why I want to use a thread. I start the thread and I see it added to the thread list. While I am ...more >>

How can I run vbscript code from vb.net code? In particular I want to run ExecutGlobal to exexute some vbscript that is read from a file, and then run that vbscript functions in the script to test them from my vb.net program. TIA Josh ...more >>

Is EnableVisualStyles only for on WindowsXP? Does it work on Windows 2000? Thanks ...more >>

Hallo zusammen, ich arbeite mit einer Oracle DB und möchte einen Report erstellen. nachdem ich den Report an den Viewer gebunden habe und das Programm starte, wird mir ein Logon Fehler vorgeworfen. Dim rep As New CrystalReport1 rep.SetDatabaseLogon("user", "pwd", "Server", "DB") Me.C...more >>

I have a problem with accelerator keys for button controls on my vb.net project (Windows forms) Accelerator shortcuts (ampersand) in .text property do not seem to work with Button controls. They appear to work OK, however, with textboxes. With buttons, when running the application the underlined c...more >>

I want to include a comment in an rtf file and save it through vb.net. My problem is that the comment will not save. Details follow I referenced http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnrtfspec/html/rtfspec.as to find a way to add a comment in an RTF file. Below is an...more >>

Here is the deal, I would like to examine a folder containing files, read each file name, read the first two bytes of the file, convert the two bytes into hex, so if the two bytes where 01 08, the hex returned would be 0801, then add $ (becoming $0801) and adding this to the beginning of the fil...more >>

Hi I would like to create as part of my application a screen where users can join existing database tables however I am having a problem in working out how to draw the link between the two. I dont know if I should use a listbox or datagrid and how to give the user this functunality. I would a...more >>

I have been trying for days to format the datagrid programmically. Me.SqlDataAdapter1.Fill(Me.DataSet11 Dim tablestyle As New DataGridTableStyl tablestyle.MappingName = "keywords Dim column As New DataGridTextBoxColum column.MappingName = "Keyword ...more >>

I was told that there is a program called caspol.exe which allows you to change the trust levels so that users from one PC can run an exe situated on another (networked) However I am unclear as to how I can set this u Essentially I have an exe called Test.exe - how do I use the Caspol.exe progr...more >>

hi, can i use wildcards like '%' and '*' in a datetime field in dataview.rowfilter? if at all, how ? pointers to comprehensive webpages would also be fine. anand --...more >>

Hi everyone, I have a problem with the behaviour of the tab key when showing a .NET form from a visual basic 6 application. The tab key works probably if I show the .NET form with .ShowDialog() and you can jump from one textbox to the other. But if I show it with ..Show() there?s no result (e...more >>

Hi.. Can someone help me with the regional settings?? For example: a Label, i set the Text to "Hello"... I want to ma ke it in such a way that if i change the language settings to France, the label's text will auto change to "Hello in France".. Can anyone tell me where and how do i save the ...more >>

Hi I'm using the vbc compiler and I'm trying to reorganise my Namespaces according to the bit in here: http://www.csharpfriends.com/Articles/getArticle.aspx?articleID=336 Basically, it suggests that you create a new directory for each Namespace and nest them as necessary with each class i...more >>