my grid is bind to a large table. in my select command text = "select code,name ,address1,address2" the datagrid show 4 columns, How can I only set it to "show two columns " ??? As the users selected the row, I need to return "code,name,address1,address2" , so I think I can't list view and I...more >>

Is it possible (and how?) to get the data grid column name based on the DataGrid.CurrentCell? The DataGrid has assigned a TableStyle comprising selected columns (DataGridTextBoxColumn) from the source DataTable (DataGrid.DataSource=DataTable). I would like to be able to get the column name of...more >>

Hi, Dim strTmp as String strTmp contains not only standart set of characters (ASCII codes from 1-127) but also some of them from the extended ASCII table (128-255). I need to output this string to the file - WHERE EVERY CHARACTER REPRESEND BY 1 BITE. (I do not want to be "loud" but this ...more >>

I was reading my new asp.net book last night and thought I'd give mobile devices a go. I use Web Matrix, however when I went to create a new mobile page this morning, it displayed a dialog box with the message: "specified cast is not valid" The file seems to be getting created, but does not...more >>

Has anyone successfully created a VB.NET Hello World program without using Visual Studio.NET? If so, what IDE did you use and what namespaces did you import? Thanks! Andy Sutorius ...more >>

does vb.net have any built in functions for dates that would give me the string version of day or a month for instance if i wanted to convert the number ten to the tenth or 10th or for month the number 4 would be april Thanks again ? WStoreyII ...more >>

Hi, I want to perform this action in my application: I gather all File-names in a directory, and than I want to do soem actiosn with these Files (reading the records and puttign them in a Sql Server). So my idea is: I perform a loop from the first until the last File. In the loop I create a...more >>

(Type your message here) Hi, Any help is appreciated=2E I have a situation wherein i need to compact access db after some= business logic through VB=2ENET=2EI've written a function in VBA to= compact the database and i am calling that function in Access= Macro, and if i run that access ...more >>

Hi, need help How i can print 4pictures in one page.......? By coding ...more >>

Just wondering if anyone out there has managed to statically link a VB Program. I want the exe and all dependencies to be included in one file so that it can run from CD without needing to install it first and register all the Dll's. Its possible to do this with Visual C++ but so far from what I...more >>

I have a list of groups. I want to see if a user is in a group on our domain. How do I do that? Thanks ...more >>

i'm hitting a php web service that utilizes nuSoap. if an error occurs, it sends an error 500 (internal server error). in vb.net, that means i get an exception when i go to get a response. i need to get the xml associated with the error returned, i.e. soupfault, faultcode, faultstring, etc. i kno...more >>

HELP!!!! I have a string (never mind how it got that way) :-) that looks like this: Building Operations[]Administrative Services where [] = chr(10) (It came from an XML Schema out of an InfoPath Merged Field document, but that is unimportant at this point) I need to take that string, a...more >>

What the best way to launch a web site using the default browser? For instance, I have a help menu item that, when clicked, will cause a pre-defined web site to launch in the default browser (IE, Mozilla, Netscape, whatever). Right now I am using: System.Diagnostics.Process.Start(http://MyW...more >>

I have a bunch of reports in crystal reports.net, i need to basicly run them on differnt databases depending on which one the user logged into at the vb.net application start (dev, live, testing)... now the reports are created at the development level.. so i figured just change the database like ...more >>

Hi ther I seem to remember that long ago you could have used lprint (Line Print) to display text directly onto a form. Does anyone know how this is done in vb.net Thank all...more >>

Hi I see that by using System.Diagnostics.Process.Start("outlook.exe") with a linklabel I can start outlook What I would like to know is, if there is a way to start outlook's "New Message" with the contents of a richtext on my form already in outlook and the only thing left to do is enter the rec...more >>

Hi folk, is there a possibility to unload a (DLL-) Module from its owner Process within a VB.NET Application? With other words, how can I unload at Runtime a DLL, which my Application has loaded, from the memory. I'm very thankful for your Help! Jan...more >>

I have two columns in my listview, cName and cFile. When the form loads, I want the cName column to show the short filename of all files in the C:\Music directory with a .mp3 and .wav extension. In the cFile column, I want it to show the full filename of all files in the C:\Music directory...more >>

Hi, I´m having problems with the datagrid. I have bound it to a table where one of the columns does not allow null. I the user forgets to fill in this value in the textbox I want catch it before the datagrid tries to right it back to the datasource. It would be nice if an event like Commiti...more >>

I currnently have a VB6 dll that uses SOAP to talk to a WSDL file (web service), and several other functions that is called from an ASP page. Now my dillemma is with the support of the SOAP toolkit going away as of July 1 and my company wants to migrate off of it soon. I need to create a VB.NET ...more >>

Thanks for the articles....more >>

anyone know any good threading articles? I don't know all the good places to search. I'd like to find an article that can discuss passing variables to a thread and getting info back that updates the UI. Maybe ones that talk about the harder stuff like invokerequired. thanks! ...more >>

I ned to develop a "Windows Explorer" type application where Users can add, delete, drag-and-drop, copy, paste, etc... files of all types. In my application I will have to look at each event, and update a database on some events For example, if the User moves a file from one folder to another, I ...more >>

Hi. I wanting to have a Windows Service that monitors keystrokes in any application. I pretty much just want to be notified whenever someone presses a key no matter what application they are using: Outlook, Word, etc. I'm having no luck figuring out how to monitor Windows Events. Any ideas on ho...more >>

Does anybody have any links to tutorials for using XML in your VB.NET applications. I am new to programming, and want to know what to use XML for, and how to use it. I was thinking I could use it to let the user customize the XML document, so that when a program loads, it get specific pr...more >>

Hi, I am a VB programmer moving into .NET programming I'm facing a problem here. I have used a flexgrid (COM using Interop) in a Vb.net application and it works fine. I have created a setup file and this is also not a problem. The problem comes when I use unregister this application. the oc...more >>

Hello, I am trying to add an item to a checked list box, like: clbList.Items.add("Hello",true) I get an error back: Run-time exception thrown: System.ArgumentOutOfRangeException - Specified argument was out of the range of valid values. Parameter name: '-1' is not a valid value for i...more >>

Join members of the Visual Basic .NET and Debugging teams to discuss debugging Visual Basic .NET applications with the Visual Studio .NET Debugger. Almost every program will need to be debugged sometime, so take this opportunity to learn more about debugging from the experts on the Debugging...more >>

Hi, I would like to have some customized TextBoxes, e.g. like this: Public Class IntegerTextBox Inherits System.Windows.Forms.TextBox Protected Overrides Sub OnTextChanged(ByVal e As EventArgs) Try Integer.Parse(Me.Text) Catch ex As Exception ...more >>

Hey group, Could somebody possibly help? I know i`ve asked this before but ended up getting so confused. If I take my .exe from my bin directory and move it to another PC, i keep getting loads of security exceptions.(See Below) Anybody got a simple how to on builing a deployment package o...more >>

Hi I want to know the current page and the total pages I have in a report. I was trying with the FieldsObject property but doesn't wor Thanks you....more >>

Complete code follows. I am new to .NET programming (and programming in general) and I am having a difficult time understanding how to fill a variable in one sub, and then access it from another. I have tried declaring them as shared, public, friend, etc and I always get an error stating t...more >>

Hi all How would i get a list of all Active Computers on a network? All I need are the computer names. Kind Regards, Steve. ...more >>

Hello, Is there anyway to create a moving progress bar, like the one built-in to Windows XP for searching etc? Regards Simon Jefferies Tools Programmer, Headfirst Productions mailto:simonj@headfirst.co.uk - ...more >>

Hello, How do I add an entry to the Windows Recent Documents list during the execution of a windows app? In MFC you could call a function in the Shell library from my memory. Is there a .NET equivalent? Thanks in advance, Regards Simon Jefferies Tools Programmer, Headfirst Production...more >>

Access supports subforms. The windows DataGrid control is a good analog for a an Access subform in datasheet view. Is there an existing control that can serve as a subform in form view or in continuous form view?...more >>

Anyone can help me with Allow Sorting property of DataGrid. I am trying to set the DataGrid.AllowSorting = False and it does not take any effect, neither in the properties window (design mode) nor programmatically. What do I do wrong? How can I prevent sorting for a DataGrid? Thanks, -- S...more >>

I have been using CDO (Collaborative Data Objects) in building an application to create SMTP Email. Is there a better way to do this or is there a good place for CDO documentation?...more >>

This is another form of a question I posed last night. I know how to detect the .NET Framework using the installer bootstrap, but what if the user wants to not install the program, but run it from the CD? How would the program then detect for .NET or would this be an outside script that has to...more >>

I have a bunch of normal crystal reports (8.5 and 9.0) report files not crystal reports.net ones, can i still compile these as resources into my applications and use them like the built in one in VS.NET does? ...more >>

Hi Guyz, I'm developing some application using third party api. They have given me sample project which is in VB6.0. I'm a newbie in vb.net. and the classic vb works perfectly alright. My job is to convert this vb6.0 application to .NET At the beginning itself i got stuck. I've no idea how t...more >>

Hi, I am trying to hide a button on a windows form if the value of a label is either 2 or 4 I am struggling here and would appreciate any help you could give me please. I have tried: Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2...more >>

Hi, i know this should be easy but cant get it exactly right. i have a Datagrid pulling results from a stored proc in database, it outputs four columns, one of which is an email address column. i am trying to get all the email addresses to be clickable email links using the mailto: scener...more >>

Hi, Can somebody tell me a way to change the value of a textobject in a report at runtime. By the way if anyone know a way to know how many page my report are going to had in code it will be appreciate to Thanks for your help....more >>

Hi all: I am new to VB, especially to VB .NET. I need to create an ActiveX DLL that I can then use in another application (LabView). I know in VB 6.0, creating ActiveX DLL was easy. The documentations says, 'class library' now replaces ActiveX DLL. Also, someone told me that an ActiveX DLL ca...more >>

Please recommend a book for learning VB.Net. I have worked with Visual FoxPro, so I know databases, SQL, etc. but not the object oriented programming. I am looking for a good book that has examples of how to actually use the product, not more OO that just says that an "automobile is a vehicle"...more >>

I have a ListView that populates some fields whenever the user selects an item. However, if they change the data in the fields and then select a new item without saving, I want to display a message box that warns that their changes will be lost, and asks them to confirm whether to continue. Sounds s...more >>

does a hash table hold its value when the program is closed? WStoreyII ...more >>

Hi there. Ive just been reading about the Whidbey Provider Pattern on MSDN, http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnaspnet/html/asp02182004.asp and i wanted to clarify my understanding of it and get some implementation feedback. Im a bit unsure so please correct...more >>

Hi, has anyone in here got a good example or some hints on how to send a file directly from one pc to another pc using vb.net, for example I've got my pc's ip and a friends pc's ip and I want to send him a file or he wants to send me a file, it just needs to be a very basic program for sendin...more >>