Visual Basic .NET - Week 16, 2010

how to use a common class in different projects

mp - 17 Apr 2010 8:10 PM - 7 messages

newb starting to learn dotnet (vbnet 2008 express - and c#express) I have a few projects i'm working on I have a utility class that i thought i'd use in different projects, for example to log debug notes to file to track runtime status and other general ...

Importing data from web site

Martin Parker - 17 Apr 2010 2:48 PM - 2 messages

Hi Is there any procedure with VB to mimic something like the 'get external data from web' function within Excel. I would like to import currency exchange rate data from a web site and show the results in a listview control. ...

search for a string or part of a string in another string

Russ Green - 17 Apr 2010 8:12 AM - 2 messages

I'm trying to write some code to search for occurrences of a string in another. I have a form with a text box where a user can input text to search for. The app then files all file names containing that string and loads into a ...

algoritm special permutation

andrews - 17 Apr 2010 7:46 AM - 2 messages

Hi, I am looking at a algoritm for special permutation with integers like f.e. I start with 1,2,3,4,5 and I want the result 1 2 3 4 5 2 3 5 1 4 4 1 2 5 3 ...

Where is My.Settings?

eBob.com - 17 Apr 2010 1:33 AM - 4 messages

When I execute the following lines of code ... Dim clients(My.Settings.Clients.Count) As String My.Settings.Clients.CopyTo(clients, 0) combxClients.Items.AddRange(clients) .... the last statement throws an exception, "Value cannot be null. Parameter name:item". This is apparently because I have a null value in ...

Good APIs for Music Lyrics

John Meyer - 17 Apr 2010 12:46 AM - 2 messages

does anybody have recommendations as to good online APIs for music lyrics? ...

Opinion: FileSystemWatcher robust enough for server app?

Jack Black - 16 Apr 2010 9:34 PM - 3 messages

Hi, all! I have a quick basic question: if FileSystemWatcher() robust enough to be used in a 24x7 server-based app? I'm considering tinkering with a server-based app whose function is to watch for file writes and store ...

Localization/Globalization Question

eBob.com - 16 Apr 2010 8:06 PM - 4 messages

I'm writing an application which I'd like to work in either of two languages. I'd like the end user to be able to switch between the two languages at any point in time. But I have found MS documentation which ...

The DataTable connection object.

Mr. X. - 16 Apr 2010 4:49 PM - 3 messages

Hello. How I can I resolve the connection object, by a DataTable object ? Thanks :) ...

Adding a "Title" to a context menu

JB - 15 Apr 2010 7:41 PM - 4 messages

Hi All, I wonder if there's a way to add some sort of title to a context menu. A bit like message box titles for instance. Thanks JB ...

Removing the beep

Salad - 15 Apr 2010 6:09 PM - 10 messages

I'm coming from a background with Access. If I have a textbox on a from, Access has a BeforeUpdate or AfterUpdate event that fires if one hits the tab or Enter key. So I wondered how one fires an event when one hits the Enter key. It ...

Button calling aother button's code

Salad - 15 Apr 2010 2:48 PM - 11 messages

I'm just getting started. How does one call another button's code? In Button2's code, I want to call Button1's click event. I guess I need to pass parameters. The Button1_Click() statement is incorrect. So how ...

DateGridView NRE Error

prodata - 15 Apr 2010 10:26 AM - 6 messages

I'm trying to use a DGV bound to a datatable as the data source that's throwing a NullReferenceException (under VB2005) that I don't understand. Here's the relevant block of code With DataGridView1 ...

how to capture a photo from my web cam ?

AussieRules - 15 Apr 2010 1:35 AM - 4 messages

Hi, I have a web cam connected to the computer and was wondering if there is away to take a photo using the camera via vb.net code ? Is this able to be done ? Thanks ...

communication between two vb apps

AussieRules - 15 Apr 2010 12:55 AM - 7 messages

Hi, I have two vb apps and I want to have them communicate with each other. For example, one of the apps is the master controller. It manages all the data, and creates sub sets of data for the other application(sub ...

Refer to childs of user control.

Mr. X. - 14 Apr 2010 10:25 PM - 10 messages

Hello. In VB.NET 2008 : I created a user control. The user control has label (one of its components). I want : When using the final user control by the IDE, I shall be able to pick up the label control alone, ...

Pausing an application waiting for a thread to finish...

Stupid488 - 14 Apr 2010 3:57 PM - 5 messages

I've got this simple console application that came with a phone dialer and a DLL. The basic part of the code is below. I left out some of the initial parts and also the event handlers that occur when certain ...

Shortcut target

Fred - 14 Apr 2010 2:05 AM - 4 messages

Hi, Given a shortcut file (*.lnk) I need to find it's Target address. Can some please help me out. Thanks, Fred ...

VB 2010 Express

Martin H. - 13 Apr 2010 8:19 PM - 7 messages

Hello, yesterday I downloaded the offline installation of VS 2010 Express and installed VB 2010 Express. I find it interesting that the splash screen shows that it is an evaluation copy. If I show the info dialog it grants me 29 days. ...

Matrix?

Brian - 13 Apr 2010 12:15 PM - 2 messages

Hello all I am looking for the best way to generate a report that is based off data that needs to have dynamic columns but static rows. I was told use a matrix just wanted to know if this is correct and any ...

AutoPostBack is not firing on some clients

wkpli - 12 Apr 2010 3:04 PM - 3 messages

Hi, In my ASP.net web application (VS 2003), I have a textbox in which AutoPostBack=True...the event got fired when I am running on my IE7. And my client had that working before, but not anymore... Do you have any idea why the event is not firing now? Is there another ...

Multilingual application

MikeTI - 12 Apr 2010 12:50 PM - 3 messages

April 12, 2010 Hi all I have a requirement to develop an application in VB Net 2008 that should be multilingual. What could be the easiest way to manage the text of labels etc. based on the language selected which could be a code passed on to the form as a ...

DotNet error message : on which statement ?

Gilbert Tordeur - 12 Apr 2010 9:14 AM - 8 messages

Hello. An ASP.NET application reports the following error : .... [NullReferenceException: Object reference not set to an instance of an object.] RefFlu050.Page_Load(Object sender, EventArgs e) +1174 .... How can I identify which statement in my source code corresponds to ...

Defining a block of consecutive rows in a datatable

prodata - 11 Apr 2010 10:32 AM - 9 messages

I've got a large set of time-series data which is organised _strictly_ in time sequence and contained in a (VB2005) datatable. I want to iterate through this data to extract various hourly means, which means identifying blocks of consecutive rows and computing ...