Can I write a windows service that will run a windows app? (the app starts minimized to the tray) If so, what would happen if a logged in user closed the app? ...more >>

I have created a chm file named: HELP.chm How do I link this to my form so when the user hits f1 it launches?...more >>

Is there any way of telling if the print Screen btn was pressed? Window seams to catch the event first. urg. I would prefer the solution not to include a regedit, or editing any of the register keys. I dont realy want to pole the button either. Any ideas? jamie...more >>

Dear Experts, I have a ComboBoxColumn in a DataGrid When I change the ValueMember property of the ComboBox my datagrid displays null as the first value. It should be displaying a foreign key value. The Drop Down list of the Combobox has the correct values in it. Just the inital display v...more >>

How do I upload files in a webapplication.net to a production server? Like you do with ftp regards reidarT ...more >>

Hello I have j# project that is transferring files with Ftp. The upload method is receiving the uploaded file as byte array. I’m trying to use the upload method from another project, vb.net project, but I can not send byte array because the byte in j# in sign and in vb.net is unsigned...more >>

Keep him in your thoughts and prayers the next few days. He lives in Florida. ...more >>

Hi, If I don't know that my (or any) windows 2k regional setting for the decimal symbol is the dot (".") and I want to do this: 1- Dim dblOutput As Double 2- Dim strInput As String 3- strInput = "123,8" 4- dblOutput = Convert.ToDouble(strInput) How can I avo...more >>

Herfried, Did you make that code yourself, I am curious about that however did not want to write that in the newsgroup. Cor ...more >>

I have inherited a .NET application and I’m not a experienced .NET developer. The application has a search function that returns multiple lines of information using the datagrid. The user can select a link on a given line and get more detailed information the item on that line. For many mo...more >>

Is there any way to tell if a class implements a specific interface such as IComparable for example? thanks ...more >>

I am new to dotnet. Is there a way to open an application on the client through internet explorer. We know that we can accomplish it on the server sidem but not on the client? Thanks ...more >>

Please Help! I have a datagrid bound to a datatable. the user should be able to delete one or more rows. Then click a button to save the data, which would then permanently delete the data from the database. However, as soon as the user deletes a row, it is completed removed from the datatable...more >>

I have a large csv file (3000+ records) that needs to be imported into our SQL Server 2000 database, and whenever I try to import, I receive null values in certain columns for which data exists whenever it is opened in Excel. If I import through MS Access, I receive the same null values, and ...more >>

Yes, you can deploy an application using IIS, allowing clients to type a url to access the applicaiton. This is called No-Touch Deployment (NTD.) If your clients are unable to access the application, then it may be a security issue. Go to Administrative Tools and adjust the ..NET Security usi...more >>

I have a class library that contains Com objects, they were added as COM Class and contain all the necessary GUIDs etc. The class library is flagged to "Register for COM interop" ... The library works fine on the development machine and can be accessed by a VB 6 app. But when deployed to a new cl...more >>

I got an exe file of my application and I want it to run it from server. How can I make it run from the server ? ...more >>

Hello, I'm opening a PDF File (e.g. "C:\test.pdf") in my windows forms vb.net application using the following command: System.Diagnostics.Process.Start("C:\test.pdf") On a machine with Win2000 everything works fine. But on a machine with WinNT4.0 the command gives an error that the file...more >>

Hi All, Following example not working in .NET which works in VB6. Private Const FLASHW_STOP As Integer = 0 Private Const FLASHW_CAPTION As Integer = &H1 Private Const FLASHW_TRAY As Integer = &H2 Private Const FLASHW_ALL As Integer = (FLASHW_CAPTION Or FLASHW_TRAY) Private Cons...more >>

I need to either find or create a special button control - one that acts like a toolbar button does, but in a separate control. I.E., it needs to be able to have a dropdown menu (with the arrow button next to it), or be a plain button, etc etc. Pretty much all of the features a toolbar button do...more >>

Hi All, How to find the Toolbar Button Index in Mouse Move event on Toolbar. Thanks Regards Sakharam Phapale ...more >>

A class in my app starts a new thread, and fires events from within that thread. The result, if nothing is done to prevent it, is that the events are executed in the wrong thread in a form having a member of that class. A user class doesn't have an Invoke method: how can I make the worker t...more >>

hi can any body tell me how to pick up events on toolbar buttons in vb.net i mean to say that i have one toolbar and buttons on it now i want mouseevents on those buttons like mouse over ,mouse move etc. it is posible or not in vb.net thanks and regards vikash yadav ...more >>

I'm sure that I'm missing something obvious but I can't see an option to disable the addition of new records in the datagrid control. The closest option I have seen is to make it read only but I want to still be able to edit the existing records. How can I do this? Thanks. ...more >>

I want to launch a form within my app based on a command line. Everything is great but: The problem is that I can't have a variable for a form name that needs to be launched. How do I use the value in a variable to be used as an object? (the form) Example: Command line: AppName.exe FormN...more >>

(Type your message here) Hi=2E Hope someone can help me=2E I am trying to merge data from= two separate ACCESS 2000 mdb's into a data grid=2E I've set up 2= data adapters, 2 data sets=2E I try to merge the two dataset so= as to use a bound datagrid to display the data=2E All the data is=...more >>

I'm modifying a VB.Net application that uses an Access DB for parameter and data storage. I've had to make a DB schema change and, in order to maintain backwards comapatibility, I would like to add a new row to a specific table in the DB if it doesn't exist. I'm using an OLEDABConnection objec...more >>

Check this out: Object Serialization in Visual Basic .NET http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnadvnet/html/vbnet09252001.asp Alex Papadimoulis wrote: > Grahammer, > > To create a shallow copy of your object (i.e. just value fields, but > references to oth...more >>

Hi, I see examples of Magnifying an area under mouse coordinates to a form or picturebox using VB6 and VC6, does anyone know how to do it under VB.NET? Its nice to use the new GDI+ for it. Thanks, Henry...more >>

Hi, I am using a component supplied by a company. This component is in fact a DLL. According to their SDK (documentation only for C), I have to : * Call load library * Call getprocaddress ... I wonder how I can tranlate these 2 calls using VB.net. Can you advise me ? Regard...more >>

I tried to validate url links i.e.1, "www.harvestadsdepot.com/nytjobs/outgoing/8667835.h tm" with the below coding ---------------------- Dim myRequest As HttpWebRequest = HttpWebRequest.Create ("http://www.harvestadsdepot.com/nytjobs/outgoing/8667835. htm") Dim myResponse As HttpWebRespo...more >>

Hi all, I have this problem I have a menu structure in my VB.NET application that is about 4 levels deep. I need an CTRL+key access to the 3rd level so that if user press CTRL+key the 3rd menu rolls out The standart code : myMenuItem.Shortcut = Shortcut.CtrlA does not work it only wor...more >>

this is my third week working with visual basics i am curently working on a simple class assignment in witch i need to in large country flags from there small invisable picture boxes in the center of the form to one large one in the middle of the form when selected by a radio button.i know how t...more >>