Visual Basic .NET Questions and Answers

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DataGridView - first cell appears blank when navigating bindingsource

Hi, In VB.NET I have a DataGridView bound to a BindingSource. If BindingSource's position is changed, the first cell (0,0) in the grid appears blank. If I click in this first cell, the underlying value appears and it can get edited. The value in first cell also re-appears when I click in another...

View Answer   |  Nov 2 2009  4:03 PM GMT
Visual Basic .NET, DataGridView, .NET Framework 3.5
asked by Docw

  20 pts.

Crystal Report in vb 2005

how can i manage 20 column on crystal report ?

Answer Question   |  Oct 2 2009  4:59 PM GMT
Visual Basic 2005, Visual Basic .NET
asked by DevendraB

  5 pts.

VB.NET / C# - Microphone input frequency(db, hz)

Hi, i am looking for a way(code example) to be able to get the microphone input frequency(hertz) almost in real time(timer maybe?) and show it in a label.text. Can be in VB.NET or C#. Functional exemple: I say something in the microphone, the timer do his job and the label show something like "400...

View Answer   |  Aug 10 2009  1:17 AM GMT
Windows Mobile, Programming, Visual Basic .NET
asked by Armkreuz

  15 pts.

about visual basic.net

Hi I install vb.net ready and make connection ready, but when I try to using SQL statement it is error: my SQL is dim strSQL as string="select * from tblCustome where CustomerID="& intCustomerID the error is it does not no the string &? Please show me the solution how to solve this error! thank my...

View Answer   |  Jun 24 2009  1:15 AM GMT
VB.NET 2003, Database connectivity, SQL
asked by 00001

  5 pts.

Execute a query on table in different db that will make a table in currentdb

Cheers, I have an Access 2007 application that uses mostly vb.net code to create an excel spreadsheet with all the necessary data in the right places... The program uses a specific set of data that resides in a different database. What I would like to do is connect to the foreign table (which I...

View Answer   |  Jun 22 2009  9:55 PM GMT
Visual Basic, Visual Basic .NET, Access 2007
asked by Rjwilcox

  30 pts.

How can I send multiple attachments in email using VB.NET

I am working on a code which is used to send email from the desktop application, it works fine. The main problem arises when i tried to attach multiple files or i tried to attach a heavy file (e.g. 1 Mb, or higher) Below is the code i have used. For i As Integer = 0 To Me.dgvMail.Rows.Count...

Answer Question   |  Jun 13 2009  7:39 AM GMT
VB.NET, Visual Basic .NET, Visual Basic
asked by Honeyprogrammer

  35 pts.

VB.NET - Can't insert data into database.

I used insert command it worked successfully that ur data has updated.But it is not showing in the database Plz look in the below code and tell me where iam wrong Imports System Imports System.Collections Imports System.Data Imports System.IO Imports System.Xml.Serialization Imports...

View Answer   |  Jun 5 2009  10:40 AM GMT
VB.NET, SQL Server 2005, Visual Basic .NET
asked by Shaz

  255 pts.

Problem with ++ string operator in VB.NET

command3 = New Data.SqlClient.SqlCommand("UPDATE Products SET Stock=" + numU + " Where ProductName='" + proName + "'", connection3) At the code snippet above, numU is integer and when i execute it in insert at sql server as a double so it throws me an error and says me that its a double and you...

Answer Question   |  Jun 5 2009  9:19 AM GMT
VB .NET, SQL, Integer
asked by Tonis3x

  5 pts.

How can I send VB.NET output to the DYMO labels

For one project i need to integrate the application output of my project with the labels of the dymo printer. Actually we have to send some data(text,numeric,mix) to the labels of the DYMO LABELWRITER DUO Label printer. The labels we need to send data is 1. Shipping(99014) 2. Tape Label with 12 mm...

Answer Question   |  May 27 2009  10:08 AM GMT
VB.NET, DYMO Labels, DYMO LabelWriter Duo
asked by Honeyprogrammer

  35 pts.

VB.NET MouseUp and MouseDown events

Hi, Please help me I need Code of How Drawing Circle by using Mouse (in MouseUp and MouseDown Eevents) and Drawing by using Pen . in vb.net

Answer Question   |  May 13 2009  4:00 AM GMT
VB.NET, MouseUp Event, MouseDown Event
asked by Lammar89

  5 pts.

Crystal Reports days field

how to display 1-(31,30),1-29 days of current month in crystal report using vb.net in ascending order

Answer Question   |  May 13 2009  1:46 AM GMT
Crystal Reports, VB.NET, Visual Basic .NET
asked by 122886

  5 pts.

Inconsistent behaviour of VB.NET

I have a form which is displaying some user specific details. After pressing save button which is on form , if i close the form and then again displays it to user the changes done are working , but if i don't close the form then the changes done didn't reflected.

Answer Question   |  May 9 2009  7:14 AM GMT
Windows Form, Click Event, VB.NET
asked by Honeyprogrammer

  35 pts.

Can we change opacity of an MDI child window in VB.NET?

can we change opacity of an MDI child window in VB.Net?

asked by Bvicky99

  20 pts.

Extracting OLE objects attachments in Lotus Notes

I've written an utility in VB .NET that is able to extract file attachments from a NotesDocument and this works fine. I'm having challenges now with a particular email that has a MS Word document embedded into the body, whose content is part of the body. So basicllay it's an OLE Embedded...

Answer Question   |  Apr 30 2009  9:00 PM GMT
LotusScript, OLE objects, Microsoft Word
asked by Squig

  5 pts.

Shim add-in not loaded VB runtime error

i am kind of new on the hole shim add-in thing so go esay on me here what did on VS 2005 com shim wizard v 2.3.1.0 1) create shared add-in(new_addin) and put meesagebox on the on connect proc 2 ) add shim add-in project and chosed for word and excel 3 ) then add setup project add primery output...

Answer Question   |  Apr 30 2009  7:56 AM GMT
VB.NET 2005, Shim add-in, Visual Basic .NET
asked by Aqqa

  5 pts.

How to programmatically open directories in VB.NET 2005

what code should i write to access the files in a folder that i have stored somewhere such as desktop or c drive in my pc by clicking on a button in vb.net

View Answer   |  Apr 10 2009  10:22 AM GMT
VB.NET 2005, OpenFileDialog, Visual Basic .NET
asked by Rinsa

  150 pts.

Which multimedia database can be used with VB.NET

i am working on a project "criminl records system, i want to add criminals picture in my form,database,which database can used with this VB.NET application.plz specify how can i connect with my form...

View Answer   |  Apr 7 2009  10:26 AM GMT
VB.NET, Multimedia database, Application development
asked by Vivekagar

  65 pts.

The XML page cannot be displayed

I am using sql server 2005 with vb.net 2005 and IIS server installed. I tried to run the application created in Asp.net,but it showed me the following error. The XML page cannot be displayed Cannot view XML input using XSL style sheet. Please correct the error and then click the Refresh button,...

asked by Sajad

  5 pts.

Telugu language in a VB application

i was a vb.net programmer and i want to include the telugu language into my project. that is while typing in a text box as at present it types in english i want to type in telugu. how to include telugu .

asked by Kimidiramana

  30 pts.

Solution for ORA-6413 error showing connection not open

vb.net,oracle 10g

View Answer   |  Mar 18 2009  5:45 AM GMT
ORA-6413, Oracle 10g, VB.NET
asked by Shaz

  255 pts.

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