20,278 Topics
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 | My operating system is Windows 7 home premium. I was trying to install visual studio 2010 ultimate but it fails. can home premium run vstudio or not? T_T  |
| | how to create xml file from a database table using vb.net I tried a code but it doesn't retrive values from the database table How to resolve this And my code is: <%@ Page Language="VB" ContentType="text/html" ResponseEncoding="iso-8859-1" Debug="true" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> … |
| | how to retrive values from database into a table using vb.net?????? I tried but i don't have either output?????? How to do this??? and my code is: <%@ Page Language="VB" ContentType="text/html" ResponseEncoding="iso-8859-1" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> <title>Untitled … |
| | I have a form containing a tab control, which itself contains five tab pages. These tab pages contain lists, textboxes, and other controls that I update when the user enters the relevant page. One of the tab pages contains a textbox which I fill with information from an external text … |
 | Good Day! I'm downloading files from ftp site using vb .net but unfortunately I encountered exception - "Access to the path 'C:\samplefolder' is denied." Don't know what exactly is the problem and as I searched the codes are good and running.. Please do help, I'll really appreciate it... Thanks and …  |
| | Hi guys, I wanted to do a simple calculation using vb.net.That is i would have some values that are used as an input read from excel in the calculation.the values may be changed or used as they are. In the vb side i would have some textboxes that garb the … |
| | HELP !! THis is driving me insane, I already spent 2 hours on this and can't seem to resolve it. Here is the problem: I have a backgroundimage for my listview in vb.net I programmatically (see below) add items to the list. All items have a white or other solid … |
| | This is what I try to achieve: *serialize a class to a binary file *get a BindingList(of class) or List(of class) from the binary file *display the list in a DataGridView I get InvalidCastException when I try to get info from the file. My class: Imports System.ComponentModel Imports System.IO Imports …  |
 | Pls. How to back up sql compact database and restore on another computer not having sql database |
| | Hi All, I'm fairly new to using Linq but I thought I had a handle on it, apparently not though. I'm processing an XML file sent out as an error report by a third party. I have no control over this file and it has been developed to an industry … |
| | Hi, I want to create a music editing program that will allow you to play songs using a MIDI device. I know there are significant differences in the capabilities of VB.NET and C++ but I'm not sure which would be more suited for such a project. Any suggestions? -James  |
 | Close is a Custom Button I made. Dim CloseButton As New Close Private Sub CloseButtonCode() Handles Me.Load CloseButton.Anchor = AnchorStyles.Top And AnchorStyles.Right CloseButton.Enabled = True CloseButton.Location = New Point(1170, 0) CloseButton.Size = New Size(30, 30) CloseButton.Visible = True Controls.Add(CloseButton) AddHandler CloseButton.Click, AddressOf CloseButtonClick End Sub Whenever I Maximise, this button … |
 | auto generate number in data base creates negative numbers in vb.net how to make it working perfectly.i am using vb.net using databindings please help me |
| | how to delete in lisview base on selected items help pls this is my sql code for delete Try If identifier = Nothing Then MessageBoxEx.EnableGlass = False MessageBoxEx.Show("Please Choose an Item to Delete", "Specialized Training", MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Exclamation) Else Select Case MessageBox.Show("Are you sure you want to delete?", "Specialized Training", MessageBoxButtons.YesNo, …  |
| | I have an issue within VB Express 2008 which I am struggling to resolve. I am trying to take the information from 3 columns in a CSV file (ServerRef, ServerName, ServerIP) with no header row and populate 3 combobox's for users to select from to initiate an RDP connection. So … |
| | hi, i made a vb.net project thant make connection between PC and PIC18F2550 using usb temple (USB HID) when i run it i have this message "badimage exception". I use windows 7 64 bits . please help me this is the code. |
| | Hi, I am able to change the language in the windows form by selecting language from ComboBox. However, I want to make it dynamic so that it will change the language of all the other forms by selecting language from ComboBox in the first form. I got some clues from …  |
 | Sub loadtodgv() Dim sqlquery As String = "select * from nursery" Dim sqlcommand As New OleDbCommand Dim sqladapter As New OleDbDataAdapter Dim table As New DataTable With sqlcommand .CommandText = sqlquery .Connection = conn .ExecuteNonQuery() End With With sqladapter .SelectCommand = sqlcommand .Fill(table) End With DataGridView1.Rows.Clear() For i = 0 … |
| | Hi i have a datatable, dt3 showing: adminno paperno 111411H 4 111411H 9 182938C 2 192839A 3 111380Y 26 111380Y 36 111380Y 40 182737N 26 182737N 40 i want to populate: conflictingpaper numberof students adminno 4:9 1 111411H 26:40 2 111380Y 182737N ... .. .... ... i have these codes: … |
| | Good Day, *I would like to ask a Free SDK or a Program that generate a Barcode that will base on a User Input and have capability to Print it?* Your help is Highly Appreciated. Thank You, Eos |
| | I would like to have a file in my project which contains variables for use by all classes. I this possible to accomplish efficiently. I have heard that using a module with static varibles could work. |
| | Hi, can anyone tell me whether im storing my data into list<of T> correctly? My codes are as follows: Dim connect As String connect = "Provider=Microsoft.ACE.OLEDB.12.0; Data Source=" & Application.StartupPath & "\segdata.accdb" Dim conn As New OleDbConnection(connect) Dim cmd As OleDbCommand = New OleDbCommand cmd.Connection = conn conn.Open() cmd.CommandText = … |
| | I have made VB populate Hostname and IPv4 on a Form. However, need help getting Gateway, DNS and DHCP on same form. Here is code... Private Sub Getip(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Me.Shown Label3.Text = ("Address: " & GetHostIP(Net.Sockets.AddressFamily.InterNetwork)) ' Show IPV4 End Sub Private Function …  |
| | Hi Frnds I am new to QTP i have scenario like this 3 urls "Google.com","yahoo.com", "Gmail.com". i want like if i enter it should open google.com, 2 for yahoo.com 3 for gmail.com how can i do this in QTP Please help me |
 | Hi, I'm just confuse about this.. I am making a form with 2 datetimepicker controls which are the Start and End date and when I click the action button it displays all the departments covered with the start-end date and it works fine but the problem is it loads all … |
 | How can add new tab on a tab page control by clicking a child node in a treeview? |
| | How to maximize forms? What i mean is that, if i maximized my form. The objects inside will be maximized too and will be on the same position. Objects such as Tab Control, Tree View, List View and other objects. Thanks. |
| | hi i have these codes: Dim dt As New DataTable ' Create four typed columns in the DataTable. dt.Columns.Add("ConflictingPaper", GetType(String)) dt.Columns.Add("Numberofstudents", GetType(Integer)) dt.Columns.Add("AdminNo", GetType(String)) Dim query1 = (From a In dt3 Group CStr(a.Field(Of Integer)("PaperNo")) By AdminNo = (a.Field(Of String)("AdminNo")) Into Group Select dt.LoadDataRow(New Object() {String.Join(":", Group.ToArray()), Group.Count(), AdminNo}, False)).ToList().Count() DataGridView3.AutoGenerateColumns … |
| | Hi, I just need a little help here, I wanted to copy the rows in current form's datagridview to another form's datagridview. Here is my example rows in datagridview1 in current row ID | ProID | Name 1 | 1 | Shirt 2 | 1 | Shoes 3 | 2 … |
| | Hi, i have this datatable dt3 which looks like: ADminNo PaperNo 111411H 3 111411H 18 172828z 3 172828z 18 111380Y 93 111938S 10 How to i get something like: ConflictingPaper Numberofstudents AdminNo 3 : 8 2 111411H 172828z so on and so forth. to populate in a datagridview. i tried … |
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