Let's say I have 2 ADO.NET DataTables (tblAuthor and tblBook) within an ADO.NET DataSet (dstPublish). tblAuthor has DataColumns AuthorID and AuthorName, tblBook has DataColumns BookID, BookTitle, AuthorID (assume a book can be written by only one author). tblAuthor --------- ...more >>

First let me say that maybe I'm having a "duh" moment and perhaps I'm missing something... but it seems to me that no one thing in the System.Collections namespace (even in .NET 2.0) even comes close to the still-useful-today VB intrinsic Collection. Here's the challenge (I know I'm totally ...more >>

I have a menu, a rather big one. It contains about 150 items. Normally this would mean that I'd have about 150 event handlers: Private Sub Menu1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Menu1.Click However, I would like to get the associated form name fro...more >>

Is there a way to apply a "mouseover" command to the cell level of a GridView? I can do it at the row level, but I want to be able to do it at the cell level. I was able to do it with the DataGrid by doing it at the Item level....more >>

What would be the Select Query for the following case. I scratch my head but i'm only loosing my hair so far. 2 Records in tables table Person [Name] [FavSports] Nicolas 12 Frank 2 John 10 Those entries and specialy the FavSports are based on an enum with FlagsAttibute which all...more >>

I am using a library provided by a software supplier. One of the examples in the user's guide shows this: A class level variable with events: Private WithEvents EvalIterator As Evaluator Evaluator is a class that exposes only one event. This is the definiton of the event in Evaluator Class ...more >>

I would like to create the shell dialog box that opens the search box that allows a user to search for groups, users and or computers on a local machine of on a domain. Does anyone have a nice .Net wrapper that I can use to accomplish this or know where I can find it online? Thanks much ...more >>

I have a sql database that stores documents (word and excel files) inside a field. These documents can be 10mb or larger in size. When running on my local network the files load very quickly, but on remote networks it runs quite slow. I'm wondering is there a way to measure how much data ha...more >>

Rather than repeat the whole thing, here is a url: http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=283565&SiteID=1&mode=1&PageID=1 It's all there, plus my laments. :-( Lots of smart minds in this newsgroup, so maybe someone has an answer. Without RegisterAsBrowser, tapped browsing se...more >>

In version 2003 of visual studio you could see the vs form code. In vs2005 I do not see it. How do I fix this issue? ...more >>

I have been able to add controls dyanmically to a windows application. And I can get the Click event working beautifully. But now I want to use an another event to change the state of the check box but I can seem to figure out how to work with the control. So in the code below I create a bunch...more >>

I have been able to add controls dyanmically to a windows application. And I can get the Click event working beautifully. But now I want to use an another event to change the state of the check box but I can seem to figure out how to work with the control. So in the code below I create a bunch...more >>

I've used datatables and datasets before. Datasets being able to hold more than one table and datatables being only one table. My mind keeps coming up with recordsets. I can't remember how they fit into the picture. I'm going to be reading some records from a table in a sql db....more >>

I have both vs.net 2003 & vs.net 2005 Proffesional installed. Now I can't open the DataGrid property dialog in vs.net 2003 using vb.net. It is not there anymore. Any help?? ...more >>

Given: Dim r As String = WS.getInfo("arg1", "arg2", "arg3") Dim dsTest As New DataSet Dim srTest As New System.IO.StringReader(r) dsTest.ReadXml(srTest) This is how I currently populate a DataSet. The web service "WS" returns a single string,...more >>

How do I set a FlagsAttribute to a run time created enum I really need a FlagsAttribute for the enum as it will be use to trigger = multiple choice Thanks for the help Function BuildEnum(ByVal EnumName As String, ByVal args As Hashtable) As = Type Dim ad As AppDomain Dim an As New AssemblyN...more >>

Greetings, (.NET 2.0, WinXP Pro/Server 2003, IE6 with latest service packs). I've decided to take advantage of the layout characteristics of HTML documents to simplify my printing tasks, but of course it's thrown up a whole host of new issues... I'm generating a multi page printable doc...more >>

Hello, all, I am currently working on a .Net (VB) application that invokes routines in unmanaged (Fortran) DLLs. The unmanaged routines then communicate with the .Net application by means of a call-back mechanism. These calls pass a string that contains a "command" and a pointer to a Sa...more >>

Hi all, I would like to develop software that displays guitar sheet music and play it via midi. I plan on using visual studio .net 2005 (probably VB but maybe C#). I was thinking about having the stanza illuminate notes as they are played and allow the user to adjust the playback speed for ...more >>

Hi all, I am using ASP.NET 2.0 Membership system, which is driving me nuts. I have my users, which I create correctly. Then I have a table "Models" which contains models, created by different users. So I obviously need to create a relationship between the users and the models. I wanted at fir...more >>

Hi guys; I got the following problem to solve, hope you can help me. I got a XML node in App.Conf; <CUSTOMERS> <CUSTOMER> <NAME =”Frank” /> <LASTNAME =”Smith”/> <AGE= 34 /> </CUSTOMER> <CUSTOMER> <NAME =”Lisa” /> <LASTNAME =”Tucker”/> <AGE= 42 /> </CUSTOMER> <CUSTOMERS/> I...more >>

Hi all, I have such a problem: I would like to create an application in Visual Basic 2005 Express Edition. This application will connect with data base created in MS Access 2003. This application will do some operations on tables in database: select, insert, update, delete. And my question i...more >>

Here's a weird problem. I have a DataGridView in Visual Basic 2005 where I've set one of the columns Visible properties to False. However when I run the application the column will inexplicably be displayed. I've steppedthrough the code and determined that the state of this column changes from F...more >>

I have this Pentax Optio camera and I want to access it via vb.net. I would like to write something where I can snap the picture from the application and it automatically acquires the image from the camera and displays it. I found a couple sample apps out there. One is a WIA app but it does n...more >>

How to query the printer about out of paper or paper jam or any other error message. I have written a print application which does the printing. VB.Net and .Net Framework 1.1. Windows 2000 Professional/Windows 2000 Server. Thank you, Pete ...more >>

I have an application written in VB6 that calls a DLL written in .Net. On the first run of the program, everything works fine. If I stop the program or close it, then run the program again, I get the following error when calling a function in the .Net DLL: The callee (server [not server a...more >>

Group, I have a class that has properties: [...] Private _lastUpdated as String Property lastUpdated() As String Get Return _lastUpdated End Get Set(ByVal Value As String) _lastUpdated = Value End Set End Property [....more >>

Greetings to all! I was wondering if anyone had ever seen this error before: Exception message: Invalid parameter used. (source='System.Drawing', method='GetHeight') Portion of the stack trace: System.Drawing.Font.GetHeight(Graphics graphics) at System.Drawing.Font.GetHeight() at ...more >>

I hope this is an appropriate group for this question - if not, let me know where I should take this question. I want a regular expression that will validate a date in the format mm/dd/yyyy. I actually want to verify that the date is between 1/1/1900 and 1/1/1960 but I cannot get past the b...more >>

Hi, I'm currently using image.fromfile to load jpg images in my application. I've noted that this procedure is very slow compared to some aplications I have seen. Is there any way to load a jpeg image into an image or bitmap object faster that image.fromfile?. Prefereably one method or com...more >>

I have a windows application that has been developed in VB.NET 2003. As part of this application I have included a help (chm) file that can be called from the main application menu, or using F1 on one of the data entry screens. I am having a small issue in navigating within the help file when...more >>

Hi All, When I create fields (in files) I need assign a data type like char, varchar, money etc. I have some questions about the data types when you create fields in a file. What is the difference between data type 'CHAR' and 'TEXT'? When do you use 'VAR' in your datatype word? e.g. VAR...more >>

Hello, I haved used VS2003 and send some Reports as EMail attachmend with vb.net. The code looks like this: Dim pdfOpts As PdfRtfWordFormatOptions = _ ExportOptions.CreatePdfRtfWordFormatOptions() Dim MailOptions As MicrosoftMailDestinationOptions = _ ExportOptions.CreateMicrosoftMailDesti...more >>

I am calling finalize when form2 loads and deactivates form1 which closes form1. However, same thing is not happening in form2 because finalize is already called. Does anybody has solution to it. This code works well for splash screen. I searched alot on net for codes but they don't work. for ...more >>

Hi there, Maybe it's my imagination but I don't appear to be able to locate the UdpState object for use with Asnc callbacks in the UDPClient class... Even with the object browser I can't find it, although it's mentioned in the docs. Any ideas or am I totally blind?? Cheers :-$ ...more >>

Hi. I've a dream ... !! How could I adding and retrieving images from SQL SERVER 2005 table?? I would make it from vb code without stored procedure!! Bye Cris ...more >>

Hello Everyone I developed a .NET application and now I need to create a setup of that for distribution. But here I would like to distribute my application as a trial version for certain period of time and then promt the user for registration. If it is not registered after that period the a...more >>

Hi. I have a long filename and am trying to get the appropriate shortfilename. I have looked at the FileSystemObject but there doesn't seem to be anything there. Any help would be most appreciated. thanks, Matt. ...more >>