This question already has been done previously (Sorry if this disturb to you). Scenery: I have created a class based on a Label class. In this class I had made a Overrides to the OnPaintBackGround event (for allow the transparence). Problem: The problem is that the final user has the po...more >>

i'm creating a component, with a custom property. and i need to serialize it. in the mail attach, i put 2 pictures that help me to explain the problem. this is the same property. in the (without content attribute picture - visible content). i have changed a property and it will not seri...more >>

hi, can somebody explain this problem? it's driving me crazy! i have a requirement to dynamically create a variable quantity of timers with associated start button based on the contents of a database. if i create system timers dynamically, i cannot reference them from the start button click...more >>

On a winform I have 30 text boxes, named txtType0 though txtType29. An array to hold info, Dim infoType(29) as String, I would like to assign the text in each text box to its corresponding variable. I know there has to be a better way to do it than this. infoType(0) = txtType0.Text infoType(...more >>

I am trying to use named pipes to interprocess communication. My concern is the cpu wait time between them. Can someone show me the code to do this in VBNet? Is there an event that can be associated with the existence of text in the pipe that can fire and hence not use any cpu time? Any help ...more >>

I am new in VB.NET and at the bigining of my work I have a problem. I wont to make small program which contain 3 forms. In the 1st Form I put 10 Textbox which contents I need to display in the 3th form. This 3th form I connect with button OK. I wont that user in 1st form input name, date of bea...more >>

I can't seem to get the logic for printing multiple pages. I know I have to do a comparison between the bottom margin and the position of the next line to be printed and initiate a has more pages condition when they are equal. I have included my code for the printpage handler below. When I run...more >>

Hi there, I'm using Activator.CreateInstance to create an object from a string, unfortunately it requires that I have a constructor with no parameters (at least I presume) I was wondering if anyone knew how to do the following. A) Create a type object from a string B...more >>

Hi all, I need a suggestion.... I need to build an application in VB.NET where I want to place a "WAIT PLEASE" form during the long process of the application that disappera automatically when the Process is finished. Some suggestion? Thanks ...more >>

What this means in VB .NET? public class RequestEmployee: ISocketObject TIA ...more >>

I am trying to use WaitForExit to determine when an external application I have launched has exited (duh!). I found examples everywhere and it seemed simple and this works perfectly: Dim myProcess As Process = _ System.Diagnostics.Process.Start("notepad.exe") ' wai...more >>

I have a blank form and my Sub New is as follows: Public Sub New() MyBase.New() 'This call is required by the Windows Form Designer. InitializeComponent() 'Add any initialization after the InitializeComponent() call msConnectionString = msConnectionString & ";Workstation ID=" & E...more >>

Hi all, Is it possible in VB.NET to retrieve a list of available classes in the current assembly? I know that there are many things you can do with the System.Reflection namespace, like dynamically creating an instance of a class, but I haven't found anything which can help me in getting th...more >>

Is there a way to hide the new row in a datagrid without setting it to read only? I want to be able to still edit the values in it but I should not be able to create any new ones. ...more >>

I have a dataset that I do not want written back to the table. I need to delete rows from the dataset where to fields are equal...example Dataset1 bridge <---- pk amt rec if amt =rec , i want to delete / remove the record but cant figure it out any help will be...more >>

I am looking to write a screensaver in VS.Net 2003 or 2005 and would like someone to point me to an example or an article on how this is done. I know this probably sounds dumb but I am a neophyte programmer and need the help. Thank you ahead of time. ...more >>

I am getting an error message on .ExecuteNonQuery using a procedure stating the I need to use IConvertible. The data the gives the error is a defined as "SqlDbType.Money." When I search Microsoft and find an explantion of IConvertible, nothing is mentioned for "Money." Can someone provide m...more >>

Well, hopefully that title get someones attention. In this old gwbasic program I've converted I *have* sucessuflly converted it to print to a file and the output is acceptable. From there I have printPreview and (what is it) PrinDocument working. All of the references I've found (to inc...more >>

When working with enums, I've noticed some behaviour that seems completely counter-intuitive to me. I was wondering if someone here could help restore my sanity, or at least help me to understand the "why" of the behaviour. After dimensioning an enum of type integer, any attribute referenced ...more >>

Hello, I am fairly new to vb.net and I have a problem when reading from text file. The file contains characters not found in English (e.g. ?, ?, ?). When I am doing a ReadLine those characters are skipped by vb.net. Does anyone know what to do to fix my problem? /m -- Message posted via h...more >>

I have a report created in crystal report. My problem is on how can I remove the decimal point without converting the value. say for example if I have this data: Unit 2 1.5 2 3 Crystal Reports automatically convert the 1.5 to 2. in this case my report display this data. 2 2 2 3 ...more >>

Hi there, I have a very simple console application that I'm trying to handle the thread exception on, as I understand it there is no Application object available to a console application, so I can't use this. Instead you need to use "Thread.GetAppDomain.UnhandledException", this "works...more >>

Hi at all, i made a webapplication, and some pages have into its some dynamic control (UserControl). Now i would like to put some accelerator key to improve the fast of some operations. Is there a way in vbnet to make a combination of keys so the user is, for example, on a webpage and press the ...more >>

I'm researching a VB .NET project that will have two functions: 1 - scan images using TWAIN drivers of scanner 2 - read barcode of that scanned image I've been researching many companies and was wondering if anyone had any recommendations of any options about the companies I've listed here. Y...more >>

how can I handle when data is received from TcpClient.GetStream. i'd like an event raised when data arrives thanks, mike w. ...more >>

I'm pretty new to VB .NET. I was wondering if there was a way that I can create a form in my application that can send the information to a web site/page using "post" (or if there is another way)? Any help is very much appreciated! -bruce duncan ...more >>

How can I populate a textbox from a dataview? I have a dataset i'm filtering on and i want to populate several textboxes based on that filter. How can i get that to work? I've tried: dsDetails = GetCars() dvDetails = New DataView With dvDetails ...more >>

Has anyone noticed that the VS Dataform wizard doesn't gen correctly DISPLAYED results if you have an IDENTITY key defined for your table (normal stuff, IMHO)? If your dataset is empty the first "Add" will display TWO records on the resulting form. This is because they are creating a 'tempora...more >>

Hi, When I update my database, I call the updates like this (in order to submit hierarchial changes properly): daAdapter.Update(tblMyTable.Select("", "", DataViewRowState.Added)) daAdapter.Update(tblMyTable.Select("", "", DataViewRowState.ModifiedCurrent)) daAdapter.Update(tblMyTable.Sel...more >>

I have a bitmap (32 pixels high, 8192 pixels wide) that contains 255 images, each 32 pixels wide, that I would like to chop up into individual 32x32 bitmap files. Rather than spending hours in Paint or Photoshop I would like to do this programmatically. My code below attempts to load in the orig...more >>

Hi, I use some old application that need "short path" - previous dos style. For example , I need to convert "C:\MyLongPath\1.txt" to "c:\mylong~1\1.txt". Does exist any classes at vb.net for doing this? Thanks, Michael ...more >>

Good day, Does anybody know how to programmatically set the column width of a web form datagrid. tia ...more >>

Hi, I want to make a MDI tabbed forms interface, any idea how to do this? Best Regards, Luis...more >>

Not sure if this is the correct group, apologies if it isn't. I am trying to set-up another development machine but have a problem with references with the project file. On all of our existing development machines the reference to ADODB have Guid; VersionMajor; VersionMinor; Lcid and Wrappe...more >>

Hello, I've an XML file that i would like to use in creating a web service. I have already set up the IIS server and i can run a sample web service. I tried creating a function so that when the web service is invoked, it will display the content of my XML file. Do anyone know what ...more >>

Hello, Is it possible to display an existing xml file in a datagrid? Thanks...more >>

Hi all I am migrating couple of IIS application to Sun one (iplanet) server. I have created the webclass (WebclassRuntime) using VB in my applications. The applications are not getting deployed on Sun One. Could you please confirm whether iplanet is supporting webclass or not? I am g...more >>

[formerly posted to ms.public.dotnet.vb.general, but this seems to be a much higher traffic group] Hi, This seems to me like a problem that has a simple solution but I can't for the life of me work it out. Suppose I have a base class Employee Public Class Employee Public FullName As S...more >>

Hello, Does any one know how to extact the following text into 4 different groups(namely Date, Artist, Album and Quality)? [2005-01] - Artist - Album [2005-01] Artist - Album [2005-01] - Artist - Album [123kbps] [2005-01] - Artist - Album-[123kbps] i have try this syntax but it failed \[...more >>

Hello! I tried to install the Visual Basic.NET Resource Kit (http://msdn.microsoft.com/vbasic/vbrkit/) but obviously something went very wrong and now it sems impossible both to repair and to remove (to start over from scratch) the installation. The messages popping up after choosing one of...more >>