In VB.NET, I have a Combobox on a WinForm form. The form allows the user to type in a query to be searched. When the user hits the Enter key, a query is performed against the database and the results are returned as a DataTable. The DataTable is then bound to the Combobox and the user can select the option that they are looking for. ...
Do languages become more verbose as they mature? It feels like each new version of VB.net gains more syntax. Is it possible to trim down some fat like the keyword "Dim"? C# also feels like it is getting more syntax since version 1. ...
I've download an image from the Internet and converted to a String (This is not changeable) Dim Request As System.Net.WebRequest = _ System.Net.WebRequest.Create( _ "http://www.google.com/images/nav_logo.png") Dim WebResponse As System.Net.HttpWebResponse = _ DirectCast(Request.GetResponse(), System....
Is multiple inheritance possible in VB .Net? If so, what is the syntax? ...
Howdy folks: I have exported a COM+ application proxy, which generates MSI and CAB files, and I have successfully installed them on a few different Win XP and Vista machines. However, I have a WinXP box that isn't playing nicely. When I try and run the MSI it gives me the following error message: "Error registering COM+ Application." ...
I would like to hear of the experiences of classic vb developers who migrated their applications to delphi rather than vb.net. How has it worked out? Are you glad or sorry that you didn't move to vb.net? ...
First of all, I'm not trying to be critical of anyone here or saying that all .Net programmers are this way. But I'm definitely noticing a trend: .Net programmers seem to avoid exceptions like they're the plague. Of course, there's always the Raymond Chen blog post about how hard exceptions can be to handle. But that doesn't just app...
Is it possible to create an inline delegate in vb.net like you can in c#? For example, I would like to be able to do something inline like this: myObjects.RemoveAll(delegate (MyObject m) { return m.X >= 10; }); only in VB and without having to do something like this myObjects.RemoveAll(AddressOf GreaterOrEqaulToTen) Private Functi...
I'm trying to store the names of some variables inside strings. For example: Dim Foo1 as Integer Dim Foo1Name as String ' -- Do something to set Foo1Name to the name of the other variable -- MessageBox.Show(Foo1Name & " is the variable you are looking for.") ' Outputs: ' Foo1 is the variable you are looking for. This would help with...
I've created a service for one of my apps. How do i create a system tray component in VB.net that can be used to monitor the progress of the service? Is there a way to have this installed via tcpip on multiple client machines such as those that are for our employees? ...
How do I create the default for a generic in VB? in C# I can call: T variable = default(T); How do I do this in VB? If this just returns null (C#) or nothing (vb) then what happens to value types? Is there a way to specify for a custom type what the default value is? For instance what if I want the default value to be the equivalent ...
Hi, I need a VB.NET Forms application that processes a queue. It basically needs to ping a web service every 30 seconds and then load documents into a document management system, if there are any to load. How would I implement this? Using a loop? Do I need to look into threads? Thanks ...
Anyone know the <%= %> or Response.Write() code for getting the version of .Net my web app is running on? ...
Hi Can anyone recommend a good application that could be used to convert VB.NET projects to C#, without having to do too much manual work? We've used Reflector to do small libraries manually, but some of the larger projects will be too slow and complex to do this manually. ...
We have 3 developers all using the same version (VS 2008 SP1) and we all use large VB projects (windows forms). From time to time, the IDE will have all sorts of issues such as locking up, crashing, and even not being able to drag a form object around or it will just instantly disappear. On the largest of our projects (which is actually...
I'm trying to create a LINQ to SQL class that represents the "latest" version of itself. Right now, the table that this entity represents has a single auto-incrementing ID, and I was thinking that I would add a version number to the primary key. I've never done anything like this, so I'm not sure how to proceed. I would like to be able ...
I have created a class library in VB .NET. Some code in the library connects to the database. I want to create a config file that would hold the connection string. I have created a "Settings.settings" file and stored the connection string in there. When a class library having a settings file is built, it generates a ".dll.config" fil...
I was recently trying to explain to a programmer why, in ASP.Net, they should create HTMLControls instead of creating HTML strings to create Web pages. I know it is a better way of doing things, but I really couldn't give concrete reasons, other than, "This way is better." If you had to answer this question, what would your answer be? ...
How do you format the date time to just date? for example, this is what i retrievedd from the database: 12/31/2008 12:00:00 AM, but i just want to show the date and no time. ...