I'd like to sit for the subject exam. But have no idea what i need to study or how to prepare for this. Please can someone point me in the right direction. ...more >>

I'm trying to run a Excel macro, which uses SOLVER.XLA Add-In, in VB.NET application. When the macro is executed I get the following error message "Solver: An unexpected internal error occured, or available memeory was exhausted" Any suggestions whats causing this error and how...more >>

I have a text box, with a command button next to it. When the button is pressed, I want to run some code. Then pass the focus to the next control. How do I do this? Thanks Vayse ...more >>

Hello, How do I create a Parent-Child relationship between two DataGridView in a form using TableAdapters. The two tables already have a relationship defined in the dataset. What event do I use to update the child dgv? The RowEnter event? Thank you, dbuchanan ...more >>

I posted this on public.vb.crystal forum and nobody cares to answer. Since CR is part of .NEt, I hope i can get better help her: VB.NET 2003 Reports created in CR10 Using CrystalReportViewer, I would like 1. to print directly to a default printer without prompting which printer to select ...more >>

Hi, I have a VB.NET Service application that's running fine under the Local System account. But for configuration purposes I don't want to be dependent on modifying the registry manually or using an seperate application (like I do now). I want to implement a system tray icon when someone...more >>

I have lots of tables to copy from one server to another. The new tables have been created to match the old ones. I practiced with one table. I created the select command (select * from tableA) and Visual Basic .NET created an update command--very long as there are a lot of fields. Now...more >>

I have the following function in my app (2005) that should be loading a form and populating a crystal report contained by a crystal report viewer. I have an almost identical piece of code in another app (.Net) which works fine, however when this report is displayed it contains no data. Can't...more >>

Hi, I have to get the signal strength of the connected wireless access point on an XP box. I can iterate through all wireless access points and get the signal strength of each (using WMI), but don't know which is the connected one. I don't care if I have to use any language including C++ or an...more >>

hi, i was wondering how my form could catch key press events when its like minimized to the system tray? thanks -- -iwdu15...more >>

I'm able to get the count of the filtered rows of the dataview from within the With view block, but when I try to bind the view to the listbox I don't get any count within the With lb1 block and my listbox is empty. What's wrong? Dim view As New DataView(tbl) With view ...more >>

I'm hesitant to work with the new 2005 Express Edition because i don't know when i'll run into something that it doesn't support. Is there somewhere that I can see a list of things that the Express Edition has omitted (vs the pay version), so i can potentially work around them? Or if I can't ...more >>

How do I get a dynamically created button control to appear in a dynamically created table cell? Here's what I've tried: While objDR1.Read() Dim objButton As New Button Dim objTableRow As New TableRow Dim objTableCell As New TableCell Dim strURL As String = objDR1("URL").To...more >>

hello, I am working on a web application and would like to empty a list collection when the browser window closes... is there any way to do this??? Pam ...more >>

Some of these questions make it pretty clear the questioner hasn't even made an attempt at finding the answer in the help pages that come with ..Net. What is UP WITH THAT!?!?!? Tom...more >>

If I have a dataset with a datatable and I want to make a copy of this in a different datatable. I've tried: MyDt = MyDs.Tables("testTable") Problem is when I later in code issue: MyDt.clear() it clears MyDs.Tables("testTable") also. How can this be accomplished?...more >>

A Thread is created on form1 that addresses a sub in another class. When attempting to invoke and sub on the main form I recieve an error about a Window Handler needing to be created first. Is there a special procedure that is needed to be followed while invoking a sub from and different ...more >>

Hello I have a form which contains a Listview control that is filled with data as the program runs. This all works fine, but I want to also then do a certain process on this data at the same time. Because of the way the data is received into the control (from an event out of my hands) my p...more >>

Hi, I need some search system, that will return me the records with in indicator of probability. This is for a VB.NET 2005 application with a SQL Server 2000 DataBase. I have a table with different columns in which the user needs to search. In case the search-routine finds the exact match ...more >>

I decided to use a tab control for my latest project. On Windows XP, the tab control itself is themed (tabs are themed), but the tab pages and any controls I put on them are not themed (except for textboxes). Done a bit of googling on this subject and I found a lot of people with the same prob...more >>

It seems that in VS 2005 after attaching to a process and then stopping the debugger, the process being debugged is killed. Why? And how do I stop this from happening? I couldn't find an option for this. In 2003 the debugger would simply detach from the process. ...more >>

I am using VS 2005, VB.Net. I need to connect to an FTP server and get a list of files. I plundered the following code from MSDN to accomplish this task. It was part of a class called clsFTP: Public Function GetFileList(ByVal sMask As String) As String() Dim cSocket As Socket ...more >>

Hi Everyone, I'm using VS 2005 now and would like to know if .Net has a replacement for the Resume Next clause. I would like to do something like the following: On Error Resume Next value = My.Computer.FileSystem.GetDirectories(Path & "\" & tbl.Name ) if value.Count > ...more >>

Hello, I'm invoking successive SendKeys.SendWait("{BACKSPACE}") SendKeys.SendWait("{DELETE}") in a loop. The issue is that it causes a Beep on every Pass. Setting the 'Handled = True' on the Control does prevent the Beep, but messes-up the Backspace-Delete Seque...more >>

I am having an issue where I have added a custom property to one of my forms, but it doesn't show up in the properties window in the designer window. The property shows up in the intellisense in the code window. Any help is appreciated....more >>

hello all, I am trying for a long time now to get the information of a printer. i have such cide in vb6 but having troubles moving it into vb.net. can anyone please provide me with the correct vb.net declaration (there are so many different versions online) and example of how to use th...more >>

Hi, I know how to allow only one instance of my .net application per user using mutex. Now I want to warn the user if someone else is using the application on another pc of the same network. How can I implement that ? Thanks ...more >>

Hi My app requires to run in a minumum of 1024 X 768. There are plenty of users who for their own comfort continue to work in 800 X 600. The res is checked at start-up. If res is less than required the user will be advised and the app will close. I need to take care of the user who chan...more >>

Hi, I created a base user control and then I crated others user controls inheretited from the base one. Any times I modifying my base user control (it's enough add a variable!) I have same errors in the user controls Inherited, seem this controls lose same declarations of variables or methods: ...more >>

I am able to add a WAV file to the VB.NET project. BuildAction = Content (properties window) How do I reference the embedded WAV file so it's part of the EXE when compiled ? I'm trying to avoid the : rc = PlaySound(FileName, 0, SND_NOWAIT) scenerio. I'd prefer to use the wav file much like...more >>

Hi, I created a datagrid with several columns, one has text align right, however, the last letter of the column head is hard to see. I tried to add some spaces but they are supressed at the run time, I want to know how to add some spaces at the end of the head text, or is it possible to set...more >>