Hi guys, I'm learning ADO.Net and I'm having trouble with binding a simple control, the textbox. The problem that I'm having is updating the Northwind database data through textbox controls. I can display, and update my data through my datagridview control but I cannot update the data if I ...more >>

Hi, Say, I have 20 textboxes on my form placed in different panels, groupboxes. The names of the textboxes range from "TextBox1" to "TextBox20". I want to get a reference to each textbox using it's already known name, as in : ------------------------------------------------------- Dim i As...more >>

Hi Dear , I have a mshflexgrid control on the VB form having 200 rows .I need to add a row before or after the selected row in the grid. As wee do in excel we can add rows before or after the selected row. Pls help as this is very important for me. from Doller ...more >>

Dear Experts, I've written a console program using Visual Studio 2005 (vb.net) and created an executable file. In this program, I have added the Microsoft Excel 10.0 Object Library from the 'Add Reference'. From there, I copied all the dlls and executable files created to the server with Wi...more >>

Hi there, I have a small app, that copies some files to the server for backup, as soon as the user exits Windows. I want this form to startup hidden, so for the user it is not visible and he/she can't close it. How do I do this? thanx, Alison ...more >>

I need to open a file for reading, but I only know part of it's name. The file I want to read is in the format of xxx-yyyy-zzz.EXT The last three digits of the file name are different on each pc, for example PC7 has xxx-yyyy-zz1.ext PC5 has xxx-yyyy-zz2.ext PC3 has xxx-yyyy-zz8.ext and...more >>

I want to bind multiple UDPClients to the same port on the same machine. I want them to all listen for broadcast messages & respond accordingly. Multiple client bindings "under normal circumstances" doesn't work (That's the error I am getting). But, it seems very reasonable to set up many...more >>

Can you force a control to carrying out its validating code without having to leave/change focus - i.e. raise its validating event ? ...more >>

I've come up with an error which the solution eludes me. I get the error: >An unhandled exception of type 'System.Runtime.InteropServices.COMException' occurred in HRTest.exe > >Additional information: Current Recordset does not support updating. This may be a limitation of the provider, or o...more >>

Hi, is it possible to enter a string in code in VB.NET 2005 which will be executed as a codeline during runtime? i.e. I want to declare a new form depending on the string: "Dim frm as new frmTest" Thanx ...more >>

Hi, I want to create an instance of a class by means of the classname. Can't = figure out how. in pseudocode this would look like: Dim MyClassName as String =3D "MyClass" Dim MyObject as New MyClasses(MyClassName) Thanks for your help, Egbert...more >>

Argh! This problem is driving me nuts! Can you help? In November of 2003, I installed a web service on Windows Server 2003 built in VB.NET for v1.1.4322 of the framework. It contains a timer (System.Timers.Timer) which has an interval of 24 hours. Actually, it reads a time like 2AM out ...more >>

Hi, I work under VS2003 and I want to know how get the shutdown reason code ? On msdn nothing found...No api :( Have you an idea ? Thank's ...more >>

Hi, Something strange is happing with my Windowf Forms application (VB.NET 2005): The users had all local Administrator-rights on there pc. We changed it to the 'normal' users, and now they can't run our V.NET application anymore! The application starts (you can see the screen and captio...more >>

Experienced VB6 program, and I am reasonably familiar with the WIN32 API. Here's what I want to do. A window is open, running a monitoring tool that has graphical results. The main graphic is always in the same place - A red X, a blue X, a white + etc. There are several different graphic...more >>

I am using vb.net and need to keep in memory a large data structure, so I am looking for the best option. And after several test I am pretty confused. So I will be grateful if anyone can help me. My basic need is: Keep an "array" (or other structure) of pointers to "arrays" (or oth...more >>

Hi everybody, [I'm using VS 2005] I tried to publich my application to a simple file location. (no online publishing or anything like that.) Running the setup that VS generates for me works fine on my machine but when I try to copy the generated setup files to another machine and start ...more >>

I'm trying to create the cut/paste/select all context menu on number of richtextboxes. On the contextmenu.popup handler, I want to find out what control is currently displaying the context menu. I thought I could use: Private Sub KL_ClipboardContMenu_Popup(ByVal sender As System.Object, By...more >>

Hello... I'm using VS2005. Somebody could implement WSE 3.0 sucessuflly? Thanks... -- Carlos Maggiotti Departamento de Sistemas Fundicion San Cayetano ...more >>

Private Const SQL_OV_ODBC3 As Integer = 3 If SQL_SUCCESS = SQLSetEnvAttr(henv, SQL_ATTR_ODBC_VERSION, CType(SQL_OV_ODBC3, IntPtr), 0) Then Hi Geeks, I have and error saying that SQL_OV_ODBC3 cannot convert to IntPtr... How can I fix this?? Tks JFB ...more >>

I have been attacked again by a dreaded feature creep. My software needs to update the PC time w/ some internet based time clock. Anyone know of a site that you can request the current time of? Any one have sample code of doing this? Thanks for any ideas. Chris...more >>

Hello, i'm sorry my bad english :( I have CR9 Webservice, how to change databadse name and User_name into Webservice method? (not Viewer Control) Tks!! -- -------------------------- Salu2 Maxi [MVP SQL SERVER] www.sqlgurus.org ...more >>

Hello, I am trying to build and run the Remoting Sample from MSDN. Everything compiles. The Listener appears to run. The Client throws this RemotingException: A first chance exception of type 'System.Runtime.Remoting.RemotingException' occurred in mscorlib.dll RemotingException.Message Cann...more >>

I'm working with vs2005 (vb.net) i need to detach a database autoclose property is set to true close cursor on commit is set to true i use the sp_detach with adodb (the program has been converted from vb6) and i receive the error that db is still in use becouse the connection is still actib...more >>

How do I refer to controls by a string variable name instead of by integer item index? A form contains 7 rich textbox controls labeled rtb1-rtb7. In VB6 I could use the following code to loop through each one but with .NET I'm having trouble doing something just as efficient. Is there not ...more >>

Is it possible to convert a 32-bit color image into a 1-bit-per-pixel image in VB.net? If yes, how can it be done? ...more >>

Hello I've 4 nic's in my pc, and through the code beloew I'm able to get mac address of the nic that I want. now how do I get the IP address of that NIC? Dim MacAddress As String Dim scope As ManagementScope = New ManagementScope(ManagementPath.DefaultPath) Dim query As SelectQuery =...more >>

In regards to this MSDN article: http://support.microsoft.com/default.aspx?scid=kb;en-us;306149 .... how do I add the registry key? I got confused on three points: 1) I do not have a key named ".NETFramework" under the "Microsoft" key. Should I just create it? 2) I don't know what to ...more >>

Are there any ways to save any multipage file in the PDF format in VB.net? ...more >>

Hi all I m new member of this group,I wolud like to ask one question that what is the exact difference between VB.Net and ASP.Net?? I m a sodtware developer working in VB6. I also want to shift to ASP.NET programming ,So pls give me the names of some good books for beginner. thanks, -Sumit...more >>

Ok, I was playing around with this feature. have it set at 100% now.. but still looks like it is 50% when I run it.... What other feature did i set that is preventing this from resetting? Brian ...more >>

Hi, I loved being about to use control arrays in vb classic. Doesn't look like i can do this in vb.net? Any input? ...more >>

I'm trying to create a text file, write to it, close it, then reopen the same file for reading (line by line). I've so far been able to successfully open the file, write to it, then close it. I let the user decide which file to write to, using the following code: ' File writing/reading vari...more >>

Hi, When running this code in VB2003 Sub guidtest() Dim gstring As String Dim gid As Guid gstring = Guid.NewGuid().ToString gid = New Guid(gstring) End Sub variable GID gets the correct value derived from gstring - however when i do this in VB2005 it doesn't work - i just ge...more >>

Hi all, in a CheckedListBox there are afaics two members that change the checked-flag for an item i.e. SetItemChecked and SetItemCheckState. In the online-help there is a remark that SetItemCheckState will raise an ItemCheck-event. There is no such remark for SetItemChecked also it also raise...more >>

OK, I know you have to be able to do this. I have searched VB help, this newsgroup, and google in general and I can't find any sample code or instructions on how to eject the cd/dvd device tray from VB code. Someone PLEASE help!!!...more >>

In a new project I'm creating, I have my first form that loads being used as a splash screen, with a timer that activates after 5 seconds. I then want the main form to load. However, it isn't allowing me to use frmMain.Load(). What can I use to load the main form, then unload the splash scre...more >>

i've a DWORD hex value in the registry key. i can read the key and write to event log, however it writes in "decimal" format. how can i ensure it is read as per hex format ? ...more >>