I have a perl script that I am calling from vb.net as a process. I need to get the standard output and display it in a text box. The problem I am having is that extra blank lines are being added to the standard output, 2 of them per line. I have no idea why - and if I run the same script in the...more >>

I have the following simple "Hello, world" vb.net program named "prog01.vb" : Module prog01 sub Main() MsgBox("Hello, world!") end sub end Module and compile it using vbc.exe as follows: vbc /reference:Microsoft.VisualBasic.dll prog01.vb but receive error messages as follows:...more >>

ok, ok...obj.suspendlayout/resumelayout. but it isn't helping and i need advice. i have a custom progress bar made from a label control. i manually paint it when the progress changes. i'm drawing a filled, rounded rectangle twice w/n the label...once to give a light background color, the second t...more >>

When I exit my app a confirmation message box pops up. If the user chooses "No", what is the code I need to jump to another sub routine (So the save file message box pops up). I already have all of the message box routine. Thank you, John ...more >>

I make a request, stuff it into a stringbuffer, then append it to a textbox. It works on many sites (e.g. yahoo.com), but not on many others (e.g. amazon.com). Any insight that could be provided would be greatly appreciated. Relevant code: Sub GetPage() Try Dim loRequ...more >>

Hi, what should I use to raise an error: RAISE or THROW And I am asking this with regard to the future VB.NET developments. Is Raise the old way and Throw the new? Throw does not have parms to put errortext in it, so it seems less usable then raise. I am looking forward to your opinions.Refs...more >>

Hi All, =20 I have just had a problem with some VB.net, I wonder if anybody can = shed a little light and ease my confused brain. The problem is resolved = now but I can't work out what happened and, more importantly, I can't = guarantee it won't happen again. Have I misunderstood the si...more >>

I have written a very simple threading proggie in an attempt to teach myself threading. I have seen it referred to in articles that Forms are not thread safe. My form has two labels which are written to by different threads in my example. It works fine so I'm wondering if anyone can tell me wh...more >>

Hi, I am writting a web service and I need to get the User's name I can get the username from User.Identity.Name but I want the display name So instead of "mydomain\jsmith" I want to get "John Smith" Does anyone know how to do this? Vin...more >>

I want to create a dataview with a sort on multiple columns. However, when I use FindRows, I only want to search some of the columns, not all. Is this possible? I have not been able to make it happen. Dim objKeys(2) as Object objKeys(0) = "CL" objKeys(2) = 4000 Dim posView As DataView = ...more >>

I have a Windows Forms App and have created an install project for it. It installs correctly. The app has a plug-in type architecture and I want to install a plugin. In the plug-in's project, I added another setup project and it build an .msi file with all the plug-ins files. I can in...more >>

I am trying to use the HttpUtility methods shown below in a Windows Form. I cannot get Intellisense to accept the code - I've used Imports System.Web and I also tried adding the specific name space qualifiers with the same results? I am wondering if there is some restriction on using this in a W...more >>

Now, all these companies are making products that can crash ildasm, thus preventing assemblies from being disassembled. Is there specific code I can add to my assembly to do this? Also, I read about a /owner option for ilasm that appears to only have been in the BETA version of the framework. ...more >>

I've playing around with multi-threading applications lately. The main problem I have is that when I create a file/table/whatever I need a unique name. The only way I could come up with, is asking for a temporary file (System.IO.Path.GetTempFileName) and that file name would be the unique ch...more >>

Is there a way to dynamically remove an event handler from an event without knowing the name of the handler? For example, how can ClassB remove the handler without knowing the name, or how many handlers there are? <code> Public Class ClassA Private m_ClassB As New ClassB Publi...more >>

Hello! I have a parent and some mdi child forms. Everytime I open a form using = the form.mdiparent=3Dme , the form takes the characteristics of the = parent. I want these forms to share the same menu, but not to have the = same font etc. How can I do this? Thanks!...more >>

Hello, I have created a complete PrintDocument and need to create an image from it. How is this done? e.Graphics.SmoothingMode = Drawing2D.SmoothingMode.HighQuality e.Graphics.DrawString(Line1.Text, FontLine1, TheBrush, Thelocation1, 390 + yPos, AStringFormat) e.Graphics.DrawString(Line2.T...more >>

Hey Again Group, Im using the folowing code to pull some Values from my Registary: RegKeyRead = Registry.CurrentUser.OpenSubKey("Software\Excellence", True) txt1.Text = RegKeyRead.GetValue("C:\1.txt", "----Not Found----").ToString txt2.Text = RegKeyRead.GetValue("C:\2.txt", "----Not Found---...more >>

Hey Group, Hows you all doing? I wonder if somebody could be kind enought to point me in the direction of a link on how to use Message Box's basically I want to have a message box pop up with 3 boxs in, A, B, and Cancel. Cheers MCN(Si) ...more >>

Hi, I have a UserControl containing some controls of which one is a = ComboBox. All the InternalControls are Private and some are allowed to be accessed = through Public Methods. One of the things I would like to do (of course) is set the = DataBindings. Something clearly is wrong with the ...more >>

Why when I open an image in VB.NET, display it in an image box, then call the image.save property to save it to a file as a different format (e.g. tiff image with save to jpeg) does it become 10 bigger on disk? I have noticed that saving to GIF doesn't have this problem. I have tried adjusting...more >>

When you set the Listview's property AllowColumnReorder to True, users can reorder the columns (quite logical I guess)... Bus how on earth can I obtain from code what order these columns are in??? I want to save these settings (to the registry or to a file) so that the program can recall which or...more >>

Dear All, I used ListBox(SelectionMode=Multiple) to develop my web application, but I encountered some problems.. 1. I can use ClearSelection method to unselect all the selected items but how shoud I do if I want to select all the items of the ListBox. 2. Is there a better way to get all th...more >>

I keep getting this com error Unknown error (0x80005000) when I get to the for statement in this block of code. Anyone know how to fix it. Thanks Dim loDirectory As DirectoryEntry Dim loChild As DirectoryEntry loDirectory = New DirectoryEntry("D:\Unread Tracks" For Each loChild In loDirector...more >>

Hello All! I am trying to merge two tables from two different MDB's into one. I know I can just append the records from the second table into the first or vice versa, which will suffice in my situation, however, I'm not sure what the the correct way to do it. here i smy thinking on it, generat...more >>

How to I compare a Color, for example the CaptionBackColor of a DataGrid to see if it is a specific Color? The "Is" or "=" does'nt work regards /Lars Netzel ...more >>

I've been using the dataset designer in Visual Studio to create typed datasets for my application by dragging over tables from the Server Explorer and dropping them into the designer. The problem is, when I modify these tables in SQL Server (typically adding fields and what not), there doesnt s...more >>

I am having trouble with png files loaded into an imagelist, they are incorrectly showing a blue shadow. Has anyone else got png files working correctly with imagelists? ...more >>

In the tool I used to use I would write certain things to a .ini file in a users private directory from time to time. For example, when the application was started, a certain section of that .ini file is checked so that the application will start in a way that is unique to the users machine. Th...more >>

I am using access database to create a crystal report in VB.NET Everything works fine when I run on my machine. But when I am deploying it other windows machines. It is asking for database server name and logon information. The problem which I understood from this is that the path is hardcoded i...more >>

Hi, I want my application do different actions depending on the exception it gets. For exemple: I have an SQL-table with a unique index. In case I try to Insert a record that's alreaddy in it I get this exception: "Cannot insert duplicate key row in object 'tblTelephones' with unique index '...more >>

I recently referenced a COM (ActiveX?) dll in my project. .Net seemed to create two wrappers for it: Interop.xxx.dll and AxInterop.xxx.dll. Why did it create two and what is the difference between them? Do I need both of them? Thanks, -- Chris To send me an E-mail, remove the "[", ...more >>

Does anyone know how I can call a function in a VB.NET DLL from Java script code? Thanks. ...more >>

Hi all, Is there a way to kill another application from within the current application. I need to be able to stop an application we use in house, and can't modify that application, so what I'd like to do is write a little app that closes the first one when an event happens (most likely just a...more >>

Hello, My question is regarding writing installation "wrappers" for .Net projects. I am considering making demos for a software package and handing them out at a conference. Therefore, I won't have any idea whether the end user has the .Net framework, MDAC, or MSDE installed. I want to write an...more >>

I have a list box that is populated with some file names from a directory. I cant seem to find how to tell what is selected. I wrote a message box to show me what was selected but it doesnt work....more >>

Hi I want my VB.NET application to run a command from the command line and then wait for the command to finish before continuing. I am currently using System.Diagnostics.Process.Start(strApp) where strApp is the the command line text. However this method starts a new process and therefor...more >>

Hi I want my VB.NET application to run a command from the command line and then wait for the command to finish before continuing. I am currently using System.Diagnostics.Process.Start(strApp) where strApp is the the command line text. However this method starts a new process and therefor...more >>

Hey, I'm trying to find code for an Explorer-style Directory ComboBox. (You know, it display "Desktop", "My Computer", all drives, etc., but it has a treeview control inside the combobox so that you can navigate through the file system as well.) I've found some on the web, but all of them just ha...more >>

Hey all I am looking to write an application to interface with my Dell DJ MP3 player (copy files, work with playlists, receive data). I have only some brief experience with VB, but have good programming skills, so all the information you can give me will help. I specifically need to know ho...more >>

I'm trying to implement a tab control for a web application in VB.NET, but I can't seem to find one. I read the help on tab controls, but they only seem to apply to Windows forms. Where can I find a tab control for a web app?...more >>

I have created a VB.net windows forms application. If I have the program running and then I mistakenly click on my desktop icon again, I get a second instance of the program running. Is there anyway to check / prevent a second instance to startup and just take me to the already running applica...more >>

Hi, I'm want to know if I can retreive file property in VB.Net without dsofile.dll . I want to access the Title, the author and the comment of the summary of a word file. Does anyone have an idea. Thanks for your help. -- Eric...more >>

I would like to set up a for-loop like the one below relating to a list box. Could anyone please help me with the proper syntax? Is it possible to cycle through a list box and do things related to each item in the listbox? FOR EACH 'item' in LISTBOX Do stuff Next Thanks in advance!!! ...more >>

How can I assign a checkbox to a listview ? I'm reading data from a foxpro table and one of the fields contains a 1 or 0. I would like for all 1's to show a checked checkbox in the listview. How do I get the checkbox in the listview? Thanks....more >>

One odd thing I've come across - if you declare a private variable in a class, it is exposed to other instances of that same class. To replicate this behaviour, create a class like this: Public Class Class1 Private mintID As Integer = 0 Public Sub New(ByVal pintID As Integer) ...more >>

(Type your message here) -------------------------------- From: naren sarma The code i contains pages displaying a tab id appending to the URL. like, http://..../default.aspx?tabid=1 or http://..../default.aspx?tabid=2 and so on. How to trace the a particular error? -----------------------...more >>

in vb6 you could use api calls in vb code to do some 'under the hood stuff' and it was fun eg open notepad from vb program whats happened with API calls now in VB.net....is it all changed or cant be done now? thanks...more >>

Hi group, I've got some strange behavior in my programm, I've got a flexgrid on a form and when I enter something in the flexgrid 2 inputboxes appear to enter the dimension of a window (an actual window, not a computer window). But the strange thing is that after the user presses ok in the se...more >>

I want to remove the item from the combobox, but can't because I can't remove the ArrayList as being the datasource of the combobox so I can remove the item in the ArrayList and then assign it back as being the datasource of the combobox....more >>

Anyone know how to get AxMediaPlayer to play a URL? I thought it would be straight-forward, but this isn't working. Any help greatly appreciated. AxMediaPlayer1.AutoStart = False AxMediaPlayer1.FileName = "http://radio.yourstation.com" AxMediaPlayer1.Play() Thanks FF ...more >>

Hi, I'm relatively new to VB.NET so I'd be grateful if someone could point out what I don't understand here... 1) Creating a strongly typed collection by inheriting CollectionBase. This is covered in most of the books I've read. Basically you inherit CollectionBase and then add methods (sa...more >>

I have an ArryList that I'm using as a datasource for a combobox. As an item is selected in the combobox and processed I'd like to remove it from the combobox. When I try I get an error stating that the arraylist is being used as a datasource and can't be updated. I can't remove it as the datasou...more >>

Hello everybody... I am trying to apply some parts of the WinXP skins in panel controls. I am using the Uxtheme wrapper which you can download from www.codeproject.com and it is good. If I want to do what I explained, I have to pass a string to a function which makes the drawing. The string ref...more >>

There appear to be a myriad of tools for creating help files for .NET applications. What do people use, and what is the preferred help file format? In the past I have used HDK, which integrates with Word. It worked quite well, and produced a nice style of help file, but the process could so...more >>

Hi, I have a huge problem in an app I'm writing. I use an OleDbDataset (and OleDbDataTable, and so on, created in the Component Designer) to add rows to a table. Three of the columns have Date/Time values. Column 1 is only a date (time: 0:00), no problem there. Columns 2&3 are only time (I s...more >>