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It looks like you are running Windows authentication. In this case the user name is ASPNET. Add this user if you don't have to the user account and give him permission on your SQL server

_adoDTRole.Columns.Add("Accorder", Type.GetType("System.boolean"))

This line is correct.
I thinkthe problem is that in your db null is not allowed

' Add the DataTable to a new DataSet.
Dim ds As New System.Data.DataSet("myDataSet")
ds.Tables.Add(dt)

I think that enigmaos gave you a good example for DataGridTableStyles.
If you want more explanations send me an e-mail. I'll try to help you

I think you want to change row width (not the height) depending on the length of the string.
Anyway here is the code how to change riow height at run time



ts = New DataGridTableStyle()
...

YOu are using early binding. Change code for

oExcel = CreateObject("Excel.Application")
Dim wbk As Object

wbk = oExcel.Workbooks.Open(Filename:="C:\temp\test.xls",...

When you created the Excel object did you use early or late binding. If you used early binding and set reference to Excel and user have different Office version - it will cause the problem. If you...

' This example shows how to draw rotated text on a label control.
Private Sub Label_Paint( _
ByVal sender As Object, _
ByVal e As System.Windows.Forms.PaintEventArgs) Handles Label1.Paint...

1. Check if such dir exists
%windir%\Microsoft.NET\Framework\

or

You could check the registry. The location
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\
contains a...

use late binding
Dim oXL As Object
Dim oBook As Object
Dim oSheet As Object

oXL = CreateObject("Excel.Application")
oBook = oXL.Workbooks.Add
oSheet =...

It is better to install .NEt Framework on the target machine separately and don't include it into installation package

You can serialize picture to the XML file - which is pretty much ASCII

Imports System.Diagnostics.Process
Public Class Form1
Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "
#End Region
Private Sub Button1_Click(ByVal...

'ref to SystemWeb.dll (.NET) - works only on NT, 2k and XP
SMTP authentication must be enabled



Outgoing Mail Server (SMTP) Authentication
In order to send email, you must set your email...

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
AutoSizeTable()'autosize all cols
End Sub

Private Sub...

Hi Tom.
Here is the code how open file to RTB and then print it



'Open file to RTB and print RTB

'To print multiple pages we have to create virtual page of text called PrintPage and then...

First compile your VB.NET source code
and get the assembly. Then you can use the great Anakrino tool (freely downloadable
from http://archive.devx.com/devxpress/****.asp?i=1X8968461X70375) to...

As far as I know Jewish holidays are noy in the same calendar dates in different years. You can create (and maintain) the table with holidays for the current year and then check you date agains this...

MsgBox(System.Environment.UserName)

Use MouseDown, MOuseUp events

C# has pointer operations
VB is case insensitive. In C# MyA and myA are differnt variables
VB supportd late binding and optional parameters, C# does not
VB supports automatic variable coersion...

.

Highlight the row and hit the delete key. Or you want to delete programatically

Public Function FindRow(Table As DataTable, SearchColumn As String, Value As Object)

Dim loSelectedRows() As DataRow

loSelectedRows = Table.Select(SearchColumn & "=" & Value)

End Function

Check how many columns you have in the table. The CommandBuilder is designed for "normalized" tables less than 101 columns. Maybe you JOIN gives you more