I've developed a program that raise an event. This program works fine on a Windows 2000 Professional PC. However when I try to run the program on a Windos XP Professional PC, the program will not execute the raiseevent function. How can I resolve the problem?...more >>

Is there anyway to connect a ProcessThread and a Thread object? When a debug event is notified, I receive a thread ID. I would like to get the name of this thread, but ProcessThread (which is what it is an ID for) does not have a name property. Thread objects do have a name property, but no ID...more >>

I'm trying to login to a banking site (https://www.providentconnection.com) using vb.net. I've tried many variations of WebClient and HttpWebRequest; none of which I've got to work. My latest version is: Dim myWebClient As New WebClient Dim nvc As New NameValueCollection nvc.Add("Log...more >>

Can someone tell me what the "blue arrow" is in this picture? (I drew a red arrow pointing to it). http://rickywhunt.home.mchsi.com/media/vbarrow.jpg I hit a wrong key combo or something and it came up and won't go away. I couldn't find anything in the help files. Also, it's just a "per proj...more >>

Anybody have a copy of .NET Studio 2003 that they aren't using? Thanks, ...more >>

Hello everybody, could anyone paste me a snippet, or part of the code for working with trees, it's a control I need to figure out how to use it. Thanks Gerardo...more >>

Hi there, Is there anyone that knows how to do the following? I have a class A and a class B, that 100% inherits from class A (this means that I don't have other code in class B, than the Inherit statement). Now I want to make a Type Casting on an object of the type A, so that ...more >>

I have a picturebox that holds other pictureboxes. I want to set up an Undo routine for the project. Is there a way to save the parnt picture box. Or what is a good way to go about doing this. TIA ...more >>

Hi, I have a program that monitors a few running applications. This monitoring program does not itself start these running applications. My question is how can the monitoring program detect that a running application has been closed without doing some kind of polling? Thanks, Steve ...more >>

In the design phase right now and I need to know if I can implement this easily... I want a user to be able to edit a datagrid (I'll be binding these to a dataset to make everything easy) and persist to a separate table only the rows that the user changed. Can this be easily done? Got Code (j...more >>

I have several textboxes and I want one dbl click handler to be used for all of the textboxes. How do I get all of the text boxes to use the same dbl click handler? Kim ...more >>

Hi, How do I pool my socket to see if there is any message pending? I don't want to use timers because they are multithreaded and it break the linearity of my messages. (incoming message are numbered and it is important to keep the order) Can I add a handler to the socket? So it could r...more >>

Hi all, can anyone tell me how to retrieve the identification number of a Pocket PC? I've found a source example but it was for C#.... thanks ...more >>

Hi, i call Call treeviewXi_DoubleClick("Try", e) from another procedur.. and in treeviewX_DoubleClick i use this string and do what i want example : if sender="try" then doit but in this case, when user do doubleclick, in treeview doubleclick event, sender object is turn treeview obje...more >>

I just clicked the Headers button in Outlook Express and got 109 messages returned, going back to 18:12 on 28/7/2004. Five minutes earlier I clicked the button and got no extra messages back. Why does OE / the MS news server keep messages back and then suddenly let them out? Does anyone else g...more >>

I am writing a Windows forms VB.Net/MS SQL application via VS 2003 that utilizes Crystal Reports. I want to be able to dynamically set the report data source at run time. I'm trying to change the the reports "integrated security" from TRUE to FALSE via the "Set Location" dialog in the report d...more >>

I'm writing a VB.NET app that controls some equipment. Some of the control functions run on separate threads. For example the temperature control object reads in the temperature value and adjusts the heater/cooler accordingly and continuously loops on its own thread doing that. The temp. contr...more >>

I am trying to loop thought all the services on a system and stat/stop then as needed, I know How I can start or stop then, but how do I loop thought all installed services. Thanks Mike...more >>

I'm getting this error when I try to pass a structure to a dll. An unhandled exception of type 'System.ArgumentException' occured in Test1.exe Additional Information: Type could not be marshaled because the length of an embedded array instance does not match the declared length in the layo...more >>

When a web server is setup for basic authentication it shows a dialog box for the username and password to be entered. I don't want that to happen. I want to pass that username and password automatically to make that log in process transparent. Is there a way to do that programmatically? I am...more >>

I've got a call within my .NET code to a function which uses an API call to get printer settings. When there's an error in the API call code, it crashes the .NET app. Try Catch doesn't prevent the crash - it's like it crashes before the catch catches..... Any ideas how to error handle this t...more >>

I wish to create an array that points to, say, the middle section of a different array. eg Original array >[0] [1] [2] [3] [4] [5] [6] [7] second array-------------^ [0] [1] [2] [3] [4] [5] Is this at all possible?? I think that it could be done in c++, but I don...more >>

Just thought I'd post a few links to what I've done to share with others (not that its anything great, but I think starting a thread like this would be a good way for others to see what most of us have done- will be interesting!). Check them out... Any comments, questions or interest, just emai...more >>

I am trying to no avail, to create a program that every once in a while checks to see if another program is active. When it finds it isn't, it will make it active using the Shell command. VB 6.0 used to have it available by calling using the Win32 but I cant find the source. Thanks in advance...more >>

Hello. Can anybody write me some links, where can I find some good manual for writing own windows control? Thanks. ...more >>

Is there any way to reliably catch KeyUp events for Function keys in particular while inside a datagrid? I have a form with KeyPreview=True and I am using the Form.KeyUp event to handle several function keys (F5, F6, etc.) The problem is I have a datagrid on this form and it seems whenever t...more >>

Hi, How can I connect multiple clients to a server using one socket? I just need a link to url or an idea about how to do it! Thank you. ...more >>

Dear all, I'm using StreamReader to read a text file containing BIG-5 data and found that no matter which encoding method in StreamReader's construction parameter, the BIG-5 contents become garbage under ReadLine method. Does anybody have any idea on this issue? Thanks for your attention an...more >>

If you were writing a program and needed to print from a module or class, could you? for example, to print in VB6 you just did a printer.print("my text") but now you need to pass items into the printpage event. Thanks Adam ...more >>

Hi I'm trying to drop a table by using: Dim cmd As New OleDbCommand("DROP TABLE IF EXISTS books", myconnection) cmd.ExecuteNonQuery() but I get a syntax error: "Syntax error in DROP TABLE or DROP INDEX" Can anybody tell me how to check whether a table exists before deleting or droppi...more >>

Does anyone know of any resources for pocketpc application development using vb.Net?...more >>

Hi all, I am new to .Net environment. I have created a flat non-COM DLL from Visual C++ 6.0. It stores up a function pointer from caller, create a worker thread via WIN32 API, and then call back the application within the worker thread. Now, I created an application in VB.NET to use the DLL,...more >>

I have ask this before and I got a link to a solution where you actually show a new from on top of everything with a listbox in, where you can have multicolumns.. and that's what I use now.. That look sokay but it's not a true Combobox... at all.. So my my customer wants to be able to type stu...more >>

Hey I need to write an application that will scan my network, explicitly my network group. So it needs to do something like a "nbtscan" (you give it a parameter like 192.168.0.0/24 and it gives you a list of computers in your network ). I don't have any idea how to get list of computers in my n...more >>

In Visual Studio.Net I've created 2 forms for a Windows app using VB.Net - lets say the forms are frmAlpha and frmBeta By default the app opens in frmAlpha. On button click I want to go to frmBeta (I declare frmBeta as a new form near the top of frmAlpha and in the click procedure I just ca...more >>

Hi, I'm writing a visual basic application which searches a database of e-mail messages, based on certain criteria. I'm using dynamic SQL and an exec sp_executesql statement on the dynamic sql string. I'm using full text indexing, and a contains clause to search certain columns, and I'm tryi...more >>

Hi, I have created an application that works from scheduled tasks and uses the System.Environment.GetEnvironmentVariable("LOGONSERVER") to identify which server should be used form SMTP and Files, this works fine when a user is logged in or the pc is logged in and locked. However when the P...more >>

I have written some code that collects all the html, asp, php files on my drive and then searches through the documents to find the hyperlinks. Is there an easy way to validate these links? Any source would be appreciated. I was thinking if a 404 error message pops up I could collect it, but...more >>

At run-time I need to set the properties of a label based on a value. I am doing ok except I need the font style to be Bold & Underlined. All examples and all attemps will only let me set one style. Examples or help? BrainDH...more >>

Hi, How do i put a time stamp on my vb.net application ,for not allowing them to run my demp application for a fixed number of days and reinstalling it on same machine ? Reny ...more >>

After much scouring of information on Regular Expressions from books and the web, I've come up with the this handy little Regex to parse links from HTML: <a\s+href(?:\s+)?=(?:\s+)?[""']+(.?[^'""]+)['""]+(?:\s+)?>(.*?)</a> It works quite well at extracting the url and title of a link from ...more >>

Hello! If i have an operation I want to place in a separate thread to make things a little faster how do I do it? Let's say this Filling of a Dataset takes a long time DataAdapter.Fill(dsData) How can I write it so I use another thread ? regards /Lars ...more >>

Hello, I'm needing some advice: I have an app for which I've built a timer out of multiple bitmaps--a clock with a moving hands. I've saved each hand position (1 second, 2 seconds, etc.) as a separate bitmap, and I make the clock "tic" down by changing the image of a picture box. The proble...more >>

Hi, is there anywhere a example build a splash screen an hide it when my database will be load in another process ? thx Rene ...more >>

Hi, I am creating a function for a payment gateway and wondered is there a way for a function to return 2 or more values. IE Function Payment(ByVal ccNumber as String, Byval Amount as Integer) as String AND Something else! .... .... Return (Return Status - FAILED) Return (Reason) ....more >>

Hello, Is there a way to format the data when it is passed into the Crystal Report(CR).. for example.. In the original table, a number may be left aligned, how to change it to right alignment?.. in other words I want to change it's Format: Horizontal Alignment from Left To Right if the data ...more >>

Hi, I made a test.dll and registered it on a web server. web pages can use the methods within the dll. My problem is: every time I modify test.dll and copy to the web server, I need restart IIS, because a previous one is cached in the memory and managed by IIS. Is there a way to unload old one or...more >>