Hello, I'm new to vb.net so bear with me. I have a car class in my project and need to declare an array of the car object. I've tried to instantiate using the following but I cant seem to enumerate any methods or properties in my class: dim cars() as Car = new cars(99) {} any ideas? ...more >>

I developed this module, examples on the internet seem to be much longer.. Can someone explain to me why my solution doesn't work? Module modAPI Declare Function SetForegroundWindow Lib "user32" (ByVal hwnd As Long) As Long Public Sub ActivateAppWindow() SetForegroundWindow(f...more >>

Take this example: Private Sub nPnlProfile_MouseHovers(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles comboProfileName.MouseHover, btnDelete.MouseHover, btneditFolderPath.MouseHover, comboThumbQuality.MouseHover, comboThumbSize.MouseHover, btnAddFile.MouseHover, ListB...more >>

Is there a way to put some of the text typed into a messagebox string on a new line? This is for user readability only. Thanks Tom *** Sent via Developersdex http://www.developersdex.com ***...more >>

One the computer I am programmig I could see the CPU temperature in the BIOS, is there a system DLL in VB.NET that I can call to display the temperature in my software? Thanks! ...more >>

It appears I can only create a shortcut for files that exist? Are the shortcuts actually registry entries? I am tasked with programmatically creating shortcuts for files that will exist on another server. The .lnk files will be accessed from a share. If they are registry entries than I gue...more >>

I'm looking to add a lable control to my windows form when a button is pressed. The following code does not seem to render the button. How do I correct this issue? Dim newLabel As New Label newLabel.Size = New System.Drawing.Size(272, 16) newLabel.Name = "NewLabels...more >>

You can ADD a column to a datatable easily: datatable.Columns.Add() I would like to INSERT a column instead of adding it to the end. Is this possible? Thanks! John ...more >>

Hello, Can anyone help me on how to find and replace text within a .txt file using vb.net? Any help would be greatly appreciated! Thanks in advance....more >>

Hello: Is it possible to create a datatable that is an Inner Join of two existing datatables in a Dataset. If so, how do you do so? Thank You Prasun ...more >>

Hello, How to find a last day of the next week (or in next two weeks) using VB.NET? for example: 01-Feb-2005 = 13-Feb-2005 or 09-May-2005 = 22-May-2005 Any help is greatly appreciated, Adam ...more >>

Hi All, I've recently attempted to upgrade a significantly large app to .net. Having removed several hundred errors along the way I have now hit a problem that I'm struggling to find a way around. The problem is this: The app starts by performing a host of load up sequences (opening ...more >>

Hi all, I know there are asp.net samples code such as Duwamish or Fitch Mather. Is there any sample code for Windows application. Thanks Roy ...more >>

Does anyone know of a 3rd party product that can be used to create multimedia effects programmatically? I am looking for a component such as a library or controls. Essentially I need an advanced component that allows me to create dazzling visual and audio effects in my applications. I don't wa...more >>

Hi, my class object inherited from IDTExtensibility2 is no longer running in my Shared Addin! I got a breakpoint in the OnConnection event but it's not fired at all ! Got another class (AutoDual one) with several functions which works great ! I'm tryin to add a sample function which disp...more >>

I've created a wallpaper changer that I want to start up on system boot. I know that I can put a shortcut for my app in the startup folder. How can I get the install program for my app to add a shortcut for all users. If I do have a shortcut in the startup folder, I can see the current wal...more >>

My application takes 5 or 6 seconds to load because of the time required to communicate with web services and load from the database. In the meantime I'd like to show a splash screen in a seperate thread. I am trying the following code and it shows the form for a split second and then diss...more >>

Whats the purpose of Application.Run(frmMain) in the Sub Main method. Why not just... Dim fMain as New frmMain frmMain.Show() ??? ...more >>

I just recently returned to programming in VB.NET. I have come back to the programming side of things due to an internal business need. I have a library of books for VB that is not huge but it probably larger than the average Joe's. I had previously coded a little in VB 5.0, skipped version...more >>

Hi, I have a series of forms that collect information from a user. When I write out my information to a text file after the last file, the values of the previous forms seem to be blank. I would like to retain the values of names.textbox1.text and names.textbox2.text for the output file. An...more >>

I have consoleapplication which is always running fine for serval weeks until I get an "out of memory exception" I thougth the dotnet framework was supposed to handle my bad programming :) What is the best method to find this memoryleak? Regards Geert ...more >>

Hi All, I have a *.cer file, a public key of some one and I want to encrypt some thing using this public key. Can someone point me to a sample code for Encrypting some file using X509Certificate ( *.cer file ) so that it can be used to email as attachment. The real part is Encrypting usi...more >>

hi, all Two question: 1. When a row is deleted or added (or in other words when there is change) in the datagrid, Is this change actually the change in the underlying dataset ? 2. which event of datagrid control is fired when a row is deleted or added, so that i can create the command...more >>

Hi all... I need to send a broadcast message thru my network (obvius...) with vb.net when some conditions get ok. Someone can indicate me material to study this subject? Or somes tips, I would appreciate. Thanks, André Nobre...more >>

Docking of controls I have a ToolBar on top of my form. The property Dock is set to Top. Beneath that I have a Panel as have the same Dock setting set to Top. The panel is Beneath the ToolBar because the ToolBar was inserted to my form as the first of the two controls. How can I change the ...more >>

hi All, I have a question regarding Integer.Parse. I'm doing the following: Dim H_cid1, H_cid2 as String Dim I_cid1, I_cid2 as Integer H_cid1 = "BFEBFBFF" H_cid2 = "00000F29" I_cid1 = Integer.Parse(H_cid1, Globalization.NumberStyles.HexNumber) I_cid2 = Integer.Parse(H_cid2, Globalizat...more >>

Can i user dataset partially load the data to datagrid depends on the scoll bar moving? seems like power builder have this function of the data browser/windwows (i forgot), but it can partially load data to grid. So can someone know the method in VB.Net? ...more >>

Hello, I don't know if you can help me; when my application is starting, I can see the cursor, I try with the property "myTextBox.forcus" but nothing. Thanks ...more >>

I get this exception when I call Me.Close on Load event of a Form. The form producing the error is an MDI child of another form. Any ideas how I can get over this problem please. I have tried doing Me.Close on HandleCreated and Activated events but get the same exception. ...more >>

We are building Chat like application using Forms and as a result our programming is becoming complicated to display messages received on different threads in the chat window (due to STA requirements of Forms). Is there a way to build Chat like application WITHOUT using FORM, so that one can use...more >>

Hi, Does the use of many threads increase the level of used memory (RAM) by my appl.? How can I measure that consumption of mem. by threads? Thank you Marty...more >>

Hi All I am working on a project in which i have to upload files to an remote server via HTTPS. For that i have written the following lines of code,but when i execute it I am getting an HTTP:500 Internal Server Error.Please let me know where went wrong in it. 1.The client has given the cr...more >>

Hi, Socket class documentation says that it is not thread safe. We understand that if do simultaneous sends on ONE socket then it will be a problem (or simultaneous receive). Can we create TWO threads on OUR OWN such that one will do SEND and one will do RECEIVE using the SAME socket reference...more >>

Hi, User can adjust the size of columns of a table or the position of splitter in UI. We want these adjustments to be remembered when we restart the application. Currently, we are saving these adjustments by the user in an XML and saving that XML. We read the XML upon restart and make calls to...more >>