Hi I am going through question in my textbook(An Introduction to programming using Visual Basic .NET by David I Schneider) and I am going around in circles on one of the simple questions in the chapter dealing with Object Oriented Programming and more specifically with the ‘array of objects'. ...more >>

I am trying to add 2 points together, and I am not succeeding. It appears the docs say I need a point and a size, but even that fails in the copy of VS 2003 I have. Exactly what are they trying to say here? http://msdn.microsoft.com/library/default.asp?url=/library/en-us/cpref/html/frlrfSyst...more >>

I read vb.net has limitations with web applications on win XP home edition OS. what cant you do generally with vb.net and win xp home can vb.net create simple web applications like web pages or email spool programs (not spam) with win XP home. thanks...more >>

Hi all, i'm trying to make an application that have a server component that open a socket waiting for client connection. I'm having this problem: when the execution reach the statement that put the server socket in listening (using synchronous or asyncronous communication mode), it stops and w...more >>

What is the easiest way to do this? I'm creating a layout designer type application Thanks John...more >>

Dear friends Do somebody see what is wrong with this?: myDataView.RowFilter = "fldDate Is Not Null And fldDate<" & System.DateTime.Today Regards Able ...more >>

I'm trying to define a collection which inherits from DictionaryBase. This collection requires a composite key (comprised of two string values) and the value associated with the key is an integer. I thought this would be easy. I defined a "key" class (called 'AccessKey') which exposed two s...more >>

Just wondering...If I create a class library using VB.NET, can non-.NET languages use it?...such as LCC32? ...more >>

Hello I would like to display map just like in yahoo maps or mapquest.com into our app. Does anybody knows a free provider ? or a free web service ? Regards ...more >>

HankG (that's me) wrote a lengthy missal to which Armin graciously responded. Thank you for your answers: short, sweet, and to the point. I was very happy to see my software package arrive, yesterday, but my happiness was short lived as I needed to install the package twice (I should say tha...more >>

Hi all I'm having problems with using anchors to automatically resize controls in runtime with VB.net. In my development environment, I run Win2k and all the anchoring works fine, but once I have the application deployed on WinXP clients running in XP styles, all the controls become larger th...more >>

I am in dire need of a break statement in VB.NET language. I have several pieces of code that would have much cleaner look and much less deeper if/else/endif nests IF VB.NET HAS A BREAK STATEMENT OR SOMETHING SIMILAR. Will VB.NET has a break statement in the coming Whidbey release?...more >>

How do I set so that a window (like a settings window) is locking all the other stuff in the application and you need to close that befor eyou can use the stuff behind? regards/ Lars Netzel ...more >>

How do I add a horizontal gray line in the menu to separate differenet "logic" parts of the menu.. I for exampel want a line just over my Close option on the file menu! regards/ Lars ...more >>

hi I know VB6 but dont know about VB.net. can anyone recommend a good book on VB.net and an online resource on how to learn.? I havent bought VB.net and I read I need to buy visual studio.net to get the professional version of vb.net (it has the VB6 upgrade wizard) what is the advantage with...more >>

I want to be able to use a C style cast in a VB app. Now I understand that you can't do that, but I also see how I can have routines written in various languages be part of the same exe. I've done this as a test with C#, but it appears to be just as restrictive as VB when it comes to what I wa...more >>

Did alreayd someone said that your time was wrong today? ...more >>

Hello, I'm having a go at writing my first Windows Service in VB.NET and I'm having a problem. I have it installed ok and started the service sucessfully, I can stop it, and restart it fine, the problem is it doesn't appear to be running any of my code whatsoever. I dropped a Timer Control ...more >>

Hi, I have an VB.NET application that uses an OCX for some control. I integrated the application with the .NET Application Updater Component (http://windowsforms.net/articles/appupdater.aspx) to copy automaticly new versions of the application to the clients. The problem is: it copies the O...more >>

Hi all, Needed a clarification on a simple point. What is the real difference between Build and Rebuild option in the .NET IDE and when should either of the options be used? I tried searching the MSDN website and I found this Build - Builds the specified solution or project according to t...more >>

Searched all over google and can't seem to find how to do this. How do I go about adding comments about my own functions and sub-procedures? Like when I use them, the tool-tip tells me more then just how it was declared?...more >>

I have created a form with a print button on the form so the user can click it and print out the form just as it looks on the sreen, and it has to have every thing that was typed in the textboxes. ...more >>

How do I access individual .cpl control panel files in VB.NET 2003, using rundll32? ...more >>

I have made a data form using the data wizard but when i run it and change the data on the form, then press the update button, I get "Update requires a valid UpdateCommand when passed Data Row Collection with modified rows." How do I get around this error? I have created a dataset from a table...more >>

hey guys ... how do i get the hard drive number need code pleas thanx in advance...more >>

I need to check if a web client is a member of a domain security group so I can direct them to different aspx web forms for different groups. Thanx in advance. ...more >>

Looking for a method to programmatically convert (using vB) a Word doc to it's ASCII equivalent. I understand I'll lose all formatting, and that's okay Anyone out there have ideas Thaks Dennis...more >>

I have a code behind page that uses a struct that's declared inside of it in order to pass information between the methods that are also defined inside the code behind page. However, I want to pass this struct by reference into a separate component's method. Is this possible? will I have t...more >>

I would like to display the username of the visitor top a web page. This is assuming that the visitor is coming from within a winodws2000 Domain. I have tried the following but it gives me the user ASPNET which I assume is coming from the IIS server not the web client : Imports System.Securi...more >>

Hello Folks! I have a vendor that has supplied me with a VB6 Module and DLL (and it works in VB6) that I would really like to migrate to VB.Net. I have used the Upgrade Wizard in VS.Net but it is not taking this all the way. I have made several modifications to address the Marshal...more >>

Hello Some years ago I wrote an application (a sequencer) in VB5 and then in VB6 which records and plays MIDI signals from and to an electronic organ. The MIDI information is displayed in a RichText box (named Data, say). While playing, the info about the particular MIDI signal being sent is colour...more >>

UI is important because it affects the feelings, the emotions, and the mood of your users. If the UI is wrong and the user feels like they can't control your software, they literally won't be happy and they'll blame it on your software. If the UI is smart and things work the way the user expected...more >>

Hi, all What is the best way to use functions written in C in VB .Net without compromsing much of the speed of computation I am desiging a new user interface in VB .Net, but the original source code was written in C. I am not sure about how to integrate the new interface with the application in a...more >>

Can I build a Windows Service in Professional Edition of Visual Studio .NET?...more >>

Looking to build a Windows Service application (formerly NT Service) using VB.NET. What edition of Visual Studio .NET do I need??? (at least as a minimum) Can I do it usuing Visual Studio .NET Professional edition? Or can I accomplish this only using one of the Enterprise editions? I am ...more >>

Hi, in the code below, does it matter, in this case, whether I use byval or byref? I don't think so but I would like confirmation. In both case I don't change the actual value of pdgts, just the data it refers to. Thanks Frank Private Sub somesub(ByRef pdgts As DataGridTableStyle, ByVal pd...more >>

Is there ANY easy way to close a MDI Child form in the middle of it's load? For instance, during the Load event I find a need to close the form (for whatever reason - maybe the user isn't ready for it yet, or it displays another form and they hit cancel). In any event, I need to be able to cause ...more >>

I've got a form in a class library, form named frmPCGGen. I'm inheriting from this form (for some base functionality) in a different project. When I inherit from the form, I obviously give it a different name, frmTest for example. In the code frmPCGGen, is it possible to know the name of the ...more >>

Hello, I have just started Visual Basic .net and I have purchased the book "Teach Yourself Visual Basic.net 2003 in 24 hours" by James Foxall. In the first chapter he shows me how to create a form (Form1) and then change its Name property by scrolling down to the Design section to see th...more >>

Hello All, I'd like to keep some files (modules) which are to be used in many projects/solutions in a separate folder, not belonging to any project or solution, such that I can add (link) them to any project with "Add Existing Item". The problem is that when I try to create such a file with ...more >>

Can anyone help out with just a couple of questions? Do you need any special security access to write to the event log with a vb.net? Whats the difference between using ViewState and SessionState? Thanks, Tom ...more >>

Hi I have a simple problem but I don't know how to solve it. I want to add an icon into main menu option but I don't know how to do it. I've created menu and toolbar. I've added icons into toolbar and I would like to add same icons to appropriate options in menu. Please help me. Than...more >>

I use the function Right() to take the year of the Date in String. Dim S_Year as String Dim S_Date as String S_Date="1/7/2004" '( d/m/y) S_Year= Microsoft.VisualBasic.Right(S_Date, InStrRev(S_Date, "/", -1) - 1) it give me sometimes "004" and sometimes "2004". I dont know why. Maybe ...more >>

I'm new to VB.net, but not new to OO in general, and I'm very strong in VB6. However, I don't know what I did in VB.net to cause this to happen. I've got 2 projects open at the same time, in the same solution. One is a Class Library project that contains 1 form and 1 class. The other project ...more >>

Hello, I would would like to declare either a global table or a dataset so that I can access it when the page reloads. How can I do this? Do I make it a session variable? Can someone please show me the code? Thanks, Billy...more >>

I know there is a bit of discussion already about this subject, but I'd like to hear any thoughts about which might be a better way to go. I'm developing an app (actually converting an Access 2002 project) that has quite a few UI forms, and mostly returns and updates data from a SQL Server. ...more >>

I have a Catch-22 type problem with the web browser control in VB Dot Net. I can have complete functionality on a web page in the control. But as soon as I add event handlers to the vb app (e.g. onclick event) , the behavior of the web page in the control changes drastically. Input boxes will...more >>

Hi, I have a flat file with fixed length data all in continuous form with two records shown below 01500 345202600 4939 output required in readable format with two records: Record 1: 01500 3452 Record 2: 02600 4939 Im puzzled with ReadLine() function in VB.NET in splitting above line...more >>

How can one determine if a .NET program is running in the developer IDE or running stand-alone? I am sure I saw something somewhere but I don't remember where or what. Thanks! Tom ...more >>

I'm trying to execute a DOS program from within VB.NET. Of course, I used to simply use Shell(), but that doesn't seem to work even when I import the VisualBasic namespace. Here's the code I'm using now: Debug.WriteLine("in here") System.Diagnostics.Process.Start("c:\NetCdf\ncdump.exe", " Te...more >>

Hi guys, I used to use this line of code in VB6 rs!name = strName what is the dotNet equivalent? ...more >>

I have searched this board for an example and also read Cor's link to the Google thread. I have an application with a startup module called mStartup. My application, after compiled is called CPViewer.exe Here is the code from the Sub Main: Dim owned As Boolea Dim mut As New System.Thre...more >>

I found some sample C# code that is supposed to prevent displaying the Append Row (the asterisk) in a datagrid but I can't get it to work in VB. The general syntax is not accepted by VB. Here is the code I want to adapt: //no adding of new rows thru dataview... CurrencyManager cm =...more >>

i have received a program. when i try to connect to database en run the program i received a error :( Public Sub DatabaseConnect() cnn.ConnectionString = ("Provider=SQLOLEDB.1;Integrated Security=SSPI;Initial Catalog=Face To Face;Data Source=(local);") cnn.Open() <-- error ...more >>

Is there a way to find all of the workstations on a network via VB code? I want to write a utility to be able to update all workstations on the network. Thanks....more >>

Hi In one of my VB application, I need to change the group of MS Word 2000 documents Header and Footer contents automatically with VB code and i did it successfully but I could not change the properties like title, subject, author as a batch process. Could any one help me out Thanks in advance V...more >>

Hi I'm a C#/C++ programmer and new to Visual Basic for Applications. I'm about to make some document automation where XML data are to be converted into e.g. tables in a Word document. I've tried to use xmlDoc in a visual basic program after installing the Visual Basic for application SDK, but xmlD...more >>

Hi all, Is there any way to replace the default editor in Visual Studio.net or allow it intellisense and code hilite other languages like Perl, PHP etc? TIA, monk ...more >>

This code is for a simple drawing program that lets the user draw lines, rectangles, and circles in different colors. When the menu is dropped down to change objects, it erases anything drawn underneath the menu drop-down area. What is wrong? Imports System.Drawing Public Class Form1 ...more >>

Hello, i am working in an ASP.net / VB web site. In a web page I have a form with 10 Text Boxes. I want to insert the form values in a new record of a database and i also want to send them by email when the Submit button is pressed. What i have: 1. I have a DataSet connecting to the data...more >>