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I recently started playing around with the EDM Designer in VS 2010. The database I am using has some rather complex associations built into it. For example: I have three tables of reference data; RAddress, RParcel, and ROwner. The addresses, parcels, and owners contained in these tables each...

I'm working on a project to view data in a particular database we have (the database's associated software has a disorganized UI). One of the features in the db software package is that it allows for a large amount of customization. Everything from custom fields to custom tables. I have the...

In my application, I am using several tabcontrols. Some of the tabpages are created during runtime, and I keep a list of these for the purpose of going back and deleting those tabpages. The code I use for this is: For Each cntrl As Control In root.Controls clearcontrols(cntrl...

I'm having an odd problem. I built a simple interface for a database, with a dialog box to add new records. The first time I add a new record, everything works fine. The second time, though, I'm getting an error about a particular field not allowing NULLs. Take a look at the code : Public Class...

I'm currently working on a project to help with inventory/maintenance a bit. Basically, I've created a service that reports back to a DB statistics it collects from WMI. At first, everything worked fine, except I couldn't get the rows to update correctly. After finding and fixing that issue...

Alright, I'm writing a program that goes through a list of computers (obtained from AD) and gets WMI info from each of them. The problem is that some of the computers on the list aren't running Windows. The current check (code below) I have to tell if WMI is available on that computer seems to...

Anyone know a way to get a list of subdomains of a domain using VB.net?

I'm trying to learn how to use simple SQL databases through .NET. I'm using VB.NET 2005 Express and SQL Server Express. Let me explain what I do and see if you can help me figure out what's missing. 1) I 'Add a new Data Source..' and point it to an empty db that I created in the Management...

Is there a way to detect and remove locally created (not pushed through domain) login/logoff scripts? [Edit] That's odd. I posted this in General, but it somehow ended up in security. Bug?

I know that there's a way to do it through WMI, just can't seem to find how to use it. Anyone able to help?

I was playing around, trying to see if you could change a bunch of labels in a container, and came up with the following code : Public Class Form1 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e _ As System.EventArgs) Handles Button1.Click Dim control...

A friend of mine and I are writing a network monitoring app in VB.NET. Right now, for scanning the subnet, it steps through and pings each address individually using the ping.send method. We want to speed it up using Ping.SendAsync, but have no idea as to how to use this. I can find any sample...