Visual Basic .NET Forum

i want to create an exe in vb.net by packaging few perl files along with it. when i am packaging those files i am able to hide those files by making the hide option true. but if the 'show hidden files' is selected those files will be visible. Need : I want to lock/prevent the user from opening the perl file/code. want to know if there is any...

I get the error code after I push down a key. I set an array of picture boxes. I'm trying to set an array of x coordinates and y coordinates for each of the picture boxes. It gives me the "Object reference not set to an instance of an object." Please help! Dim picShip() As PictureBox = {Me.picShip0, Me.picShip1, Me.picShip2,...

The user starts out by pasting text into a textbox: 1.Phototypesetting was superior to automated typesetting because it was (A)Easier (B)Faster (C)More flexible *(D)All of the above What I want to do is to tag the sentence and format it as follows: MC Phototypesetting was superior to automated typesetting because it was (A)Easier...

nullrefererence exception was unhandled. I'm getting this error. could someone pls help here is my code Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click WebBrowser1.Document.GetElementById("Email").SetAttribute("value", TextBox1.Text) ...

I have an event defined and firing in class B Public myEvent() In class A: Private WithEvents _b as B . . .

Help, I am using Visual Studio 10 and have run in to an issue that I cannot resolve on my own. When debugging one of my forms the app hangs on a text box control with no errors. But only if you change the text, or press the "Tab" key. The text box is in a group box with a range of other text boxes most with the same properties. All of...

I am getting this error,here is my code.thanks Public Class Sample2 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim counter As Integer counter = 1 While (counter <= 10) MessageBox.Show("Counter Now is : counter") counter =...

Dear All, I want to display the Progress bar control in my vb.net application until my procedure runs at the backend. Please anyone help me to do this. Regards, Bluesathish

Hi, I have a DateTimePicker,whose dateTimePicker1.Format = Time dateTimePicker1.ShowUpDown = True But now i want only the hour part from the Date Time Picker as i have to compare the hours with some logic in my Database. Please Guide how cn i do this?

I have configured Sql Server Express on a server, Enabling TCP/IP and Named Pipes to accept remote connections. However when i attempt to connect from VB.net on another PC on the same network I get the following Error: Failed to login user "ServerName\User". Can anyone offer some server setting and a ADO.NET Connection string. The attached...

I have inherited the standard panel control to create a panel having custom border color. The problem is, while the panel is on a form and any other form is moved across it, it paints hapazard lines of the same color as the panel custom border color, all throughout background of the panel. I tried to Refresh or Invalidate the panel in its paint...

I have a readonly datagridview that is bound to a datasource. It has two columns. Now I want the first column to have no cell borderstyle; and the second one to have 'All' (i.e. all sides of the cell shall have a border) as cell borderstyle. Before binding the datagridview to the datasource, I'm writing something like mentioned below but it's...

Using VB2010, I would like to create an array of buttons and a sub procedure that when I send the index number, I will be able to change the text on the specific button. Dim myBtn as button={button1, button2, button3} private sub GetCaption (ByVal x as integer) myBtn(x).text="OK" 'If x=2 I should execute button3.text="OK" end sub...

How can I select the color of my pen using the color dialog box? I tried: If ColorDialog1.ShowDialog() = Windows.Forms.DialogResult.OK Then Dim MyPen As New Pen(Color.ColorDialog1.Color, 1) end if but I get error:colordialog1 is not member of system.drawing.color

Hi I am trying to use vb.net to create apell check add in to ArcMap 10. I have finished code, but do not know why it does not works. need urgent help here is my code: Public Sub SpellCheck() Dim pDoc As IMxDocument pDoc = My.ArcMap.Document Dim pGC As IGraphicsContainerSelect

I had used this code to validate email id in textbox,but it is not working properly pls help me. thanks in advance Dim Expression As New System.Text.RegularExpressions.Regex("^*@*\.*$") If Expression.IsMatch(Textbox1.Text) Then MsgBox("The email address is valid.") Else MsgBox("The email address is NOT valid.", MsgBoxStyle.Critical,...

Imports MySql.Data.MySqlClient Imports System.Data.SqlClient Public Class Form2 Dim MysqlConn As MySqlConnection Dim sqlconnection As MySqlConnection = New MySqlConnection Dim serverstring As String = "server=localhost; user id=root; password=; database = project" Private Sub Save_Click(ByVal sender As System.Object,...

i'm developing software for Production Planning i which i find some problems : 1. My datagridview contains data from different text boxes , textboxes are getting data from different tables (eg with help forms in my application ) . Now i want to save this filled grid in database. for which i tried this : Private Sub btnSave_Click(ByVal sender...

I need help converting the fallowing code to vb.net, or if any one knows where i can download LISP Interpreter (VB.NET) Thanks <html> <head> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script> <script type="text/javascript"> var DEBUG = 1;

Apologies if this is not clear, I'm not 100% sure how to ask the question to start with. On a web page there is a line that reads: <div id="attack_alert" style="visibility:hidden;"> Now, if I open the web page up in web browser within my vb.net application.

I KEEP GETTING THIS ERROR ListBox1 clear undeclared please kindly look through my coding. Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click Dim X As Integer Dim Y As Integer Dim multiplication As Integer

How do i set customize for dtpicker which i used in my project to "dd/mm/yyyy hh:mi:ss"

Hi Guys, I am trying to use the fadeout effect using VB.NET & silverlight however it is gives error "Comma Expected" between "+=" Private Sub x_click(sender As Object, e As RoutedEventArgs) Handles x.Click AddHandler HidePopup.Completed += New Event(AddressOf HidePopup_Completed) HidePopup.Begin() End Sub ...

I have a program that looks up words in a dictionary. The dictionary is in the form of a text file with one word per line. I have tried If TextBox.Text.Contains(Dictionary.ReadLine()) Then MsgBox("This contains a word", MsgBoxStyle.Information, "Info") end if however it only looks at the first line of the dictionary, not every line. Any...

I am a beginner in vb.net, i dont know how to delete datas from datagridview in vb.net.