I have a datagrid tied to a data adapter. Everything works great, EXCEPT, the LostFocus event only fires when I click on a specific cell within the DataGrid. If I set focus on another control, the LostFocus event does not fire. This is causing problems because I am checking for HasChanged on ...more >>

Hey everyone, Ok, I am very security consious with my application(s). I am currently working on an application in which I want to create several "global" variables available ONLY to my application, some will contain string values, some will contain data sets. How can I do this (code or ...more >>

Hi Every Body: I create this directory by using create Directory method: Directory.CreateDirectory("C:\windows98\windowsdll\win32app\direction") if I want to hide this directory I will do the follwoing: Dim diMyDir As New DirectoryInfo("C:\windows98\windowsdll\win32app\direction") diMy...more >>

Hi, Which is better in terms of performance. Iterating over Enumerator ForNext loop (using indexer) ForEach loop Thanx rawCoder ...more >>

Hi All, I'm trying to split a string on every character. The string happens to be a representation of a hex number. So, my regex expression is ([A-F,0-9]). Seems simple, but for some reason, I'm not getting the results I expect. Dim SA as string() Dim S as string S="FBE" SA=RegularExp...more >>

Error: The dependency '<my dll>' in project '<my project>' cannot be copied to the run directory because it would conflict with dependency '<my dll>'. I am getting a dependency error building my application that was using some other namespaces that I had built and incorrectly referenced to ...more >>

Just so you don't miss the deadline! Get it here......http://www.realbasic.com/vb6/index.php?id=GVVDPQFY . Jim Hubbard ...more >>

Hi All. I need to parse a command-line string and transform results in some objects. For sample: myapp.exe /param1="textwith""quotes" /param2=other text /param3=123 ...will become: objParam("param1").Value = "textwith""quotes" objParam("param2").Value = "other text" objParam("param3")....more >>

Hi all, I have a form that has a panel. Inside the panel is a bunch of objects - picturebox, panel and so on. I want to be able to print what is in the panel to a printer. I can not use the capture screen routine because some of the objects are not visible. They are placed beyond the panel ...more >>

Hi folks, I have an application with a separate thread that copies files between directories. In the GUI-thread, I have a FileSystemWatcher running that monitors the target-directory the second thread copies the files into and processes those files. However, some files will take longer than ot...more >>

System.InvalidOperationException: Category does not exist. at System.Diagnostics.PerformanceCounterLib.CounterExists(String machine, String category, String counter) at System.Diagnostics.PerformanceCounter.Initialize() at System.Diagnostics.PerformanceCounter.NextSample() at Syste...more >>

Hello I have two forms which have components on them. On Screen1 I have a component which I want to update from Screen2. However, if I simply call the component from Screen2 it can't find it. If I create a new instance of Screen1 in Screen2 and then call the component using a reference...more >>

Hi. I have RichTextBox. There is some text. For example cursor is in the middle of that text. And now I would like to add some new text on the position of cursor. Somethink like when I press CTRL+V (paste). I try use Richtextbox.Paste, but he always get text to end. Thanks for answers. ...more >>

Hi! I have installed VB.Net 2003 on my computer and develop a simple web application. I want to publish the project that I made to our production server. How can I publish a web application? regards, Me ...more >>

I've been trying all the Express versions of J#, C# and VB.NET and suddenly I can't open a VB Form anymore. The message is "There is no editor available for (formX.vb) Make sure the application for the file type (.vb) is installed." I've uninstalled everything including the .NET framework 1...more >>

Is it possible to call a method from a parent object, but have the childs overriden method called instead of the base method? I want several children objects to all call a certain method when they are initialized, but they all have different implementations of that method. thanks ...more >>

Is there any way to check, in code, whether that code is being executed because of a compile as opposed to being executed because someone is just running the program? - Don ...more >>

Declare Auto Function BitBlt Lib "GDI32.DLL" ... Just wondering, I'm forced to use API calls once in a while and thought, it would be pretty easy for MS to either 1. expand the Framwork to natively include most of the features available in them or 2. provide simple wrappers so that users don't...more >>

Hi folks, I'm have a user-control that imitates a thumbnail-listview. Within, I have a panel (pnlOuter) that represents the viewable area and another panel (pnlInner) which represents the list as a whole with a scrollbar that'll enable the user to change the viewable area. Hence, pnlInner wil...more >>

HELP I have component that need to update the UI. The component raises an event on the main form which update the UI. Every time I execute the event I get an error that state the controls must be on the same thread I think I need to use delegate to update the UI. I have created a delegate...more >>

Hello, can anybody tell me what the trick is to getting VB.NET 2003 to step into the code of an assembly that I have referenced in my project? For instance, I have these two assemblies, both written by me in VB.NET 2003, and both referenced in my project. I have some code that looks like the fo...more >>

Has anybody got any ideas on how to create a self executable in vb.net? Thanks Frank ...more >>

I have a class (myClass) that used to reference a business class (myObj) using With Events so when myObj raised the event TestEvent, myClass received it like this Private Sub myObj_TestEvent (ByVal someVal As String) Handles myObj.TestEvent End Sub Now I created a bindable list class ...more >>

Hi! I'm using a .Net DLL that's referenced in my project. The strange thing is that the DLL vendor uses byte arrays of 32 bytes length to read and write data that have a lower bound of 1! The only way I've found to create such an array is Dim aData As System.Array = _ System.Array.Creat...more >>

I have two datasets. The first dataset is a selection of Contact information with a field from a Codes table and a field from a Staff table. When I run the Query, everything is OK. Dataset gets filled and I display data in the Datagrid. Life is good. I then want to fill another dataset w...more >>

Dear Group, I'm having problems retrieving the child rows of a parent row. The parent table is Users and the child table is Addresses. I used the Schema to create a DataRelation between the Primary Key of the parent table and a Long Integer field of the child table. I allowed default (whic...more >>

I have been tasked with making a Help Desk reference software. What I'm thinking is converting all the Word .doc's to well-formed XML that I can use XSLT on and display in a WebControl, or can access directly from any webbrowser if they wish to go to that extreme. The major issue I can't g...more >>

I have an architectural issue that I have been working on for quite awhile now and I would like another person's point of view. This issue involves the conversion of a VB6 app to VB.NET. In this VB6 app, the original programmer used 5 timers to periodically scan a document, process it, and dis...more >>

I have a context menu for a datagrid that shows up fine. I am wanting to set it to where when a user right clicks anywhere on the grid, it will select the row the mouse is over (if it's over one), and then display the context menu. Any help is appreciated. thanks ...more >>

Does anyone know of a way to create a "busy" flag like IE and OE have in their menu bar on the right side? I'd like to put something in one in my app so the user can tell when it is busy processing or something like that.. thanks! ...more >>

I have copied this directly from the MSDN example into a Console application. MyHandler does not run. Running compiled Release brings up the JIT. What am I missing? Module Module1 Sub Main() Dim currentDomain As AppDomain = AppDomain.CurrentDomain AddHandler currentDoma...more >>

When I fill a listview, I resize the columns to fit the data. I need to know if the data will fit vertically or if there will be a vertical scroll bar. I need to know this so I can allow for it on the overall size of the listview. My question therefore is, how can I tell if the items I have ad...more >>

Can I use Async delegates to do infinite polling in vb.net? ...more >>

I have several classes that create arrays of data and have certain properties. Call them A thru D classes, which means there are four. I can call certain methods in each class and get back an array of data. All four classes are the same except for the number of elements in their arrays and ...more >>

Is it possible work with USB port directly with VB.NET ? ...more >>

Hi all, Is it possible to output the contents of a panel as a graphic file? -- Daniel MCSE, MCP+I, MCP in Windows 2000/NT -------------------------------------- remove the 2nd madrid from my mail address to contact me. ...more >>

Say I want my installation to popup a user agreement, after they select yes, the install continues. Otherwise, it aborts. I don't think VS.NET offers this. How else can it be done? Also, does any one know of any good installers that don't cost a few hundred dollars? Thanks, Brett ...more >>

My colleague was trying to do performance testing on function calls in assembly verses calls to external assemblies (dll's). He said, he made a function in VB.NET inside of a DLL project, and compiled it. The function does nothing, and returns a boolean. He opened a separated Windows Forms pr...more >>