could someone tell me the correct syntax for using vlookup in visual basic...more >>

Hi, This is very basic, It may be a repost, if so I'm sorry. The problem is that this declaration : Private strMyArray(100) As String will create an array of string with a length of 101, but the length should be only of 100 (0 to 99). Is there a setting in VB.NET to enable arra...more >>

Please be kind to take a look dsSeaInvInfo.Clear() daSeaInvInfo.SelectCommand = New SqlCommand daSeaInvInfo.SelectCommand.Connection = conSea daSeaInvInfo.TableMappings.Add("Table", "invoiceheader") daSeaInvInfo.SelectCommand.CommandText = "select * from ...more >>

I'm trying to grab printer status for a printer with WMI I got a mo("PrinterState").tostring of "128" for a paused HP printer. What is "128" equate to? It did give a mo("PrinterStatus").tostring of 1 = "paused" which was correct but it took a while to display the correct state. When I un-pa...more >>

Hello, Does anyone have any code that will catch a WM_CLOSE message (or any window message) sent to another application? TIA, Steve ...more >>

In a RichTextBox, how do you get/set the current location of the blinking cursor (not the mouse cursor)? Thanks ...more >>

I have read and re-read VB.Net's help on scope of variables but darned if I can understand the difference between Friend and Public variables? -- Dennis in Houston...more >>

What I have is three forms. Form one with buttons 1, 2 and 3; and forms 2 and 3 with datagrids. Button 1 populates arrays a(i,j) and b(i,j) with values. Button 2 creates a datatable containing the a(i,j) array then adds that table to a dataset which is in turn bound to a datagrid in an instan...more >>

I want to be able to 'make' a MDI Child Window appear at the same place in my MDI container. For example, maybe I want this Child window to always appear at Top=0 and Left=0; or, when the user exits my Child window, I save the last location for that window, and then when the reopen the window I ...more >>

Hi I have a component that inherits from TreeView, my project is a standard exe. How do i get the component into the toolbox for use within the project? I find that only controls based on UserControl apear there automatically, therefore if i set the component to inherit from UserControl it...more >>

Hi, I've written an application in VB.NET and SQL Server and want to port it onto the internet. What is the best way of going about this? I would like to run my own server from home? Is this possible? Can anyone recommend a book/article on how to do this? Alternatively can anyone recommen...more >>

A recent answer to a post I just made (and a good answer it was) brought up a question that I found I was not clear on, and I'm sure other .NET'ers would like to know as well. What, exactly, is an assembly and how is it different from a 'solution'? Is it that a 'solution' can contain many 'a...more >>

Does anyone know what is the control that appears at the top of most Open File dialog boxes (the one next to the "Look in:" label)? Thanks ...more >>

Hello Where I can get some manuals ( with examples :) how to program with office ( vb.net of course ). So let's say I need to do something about the attachments... I found somewhere in books that I need to add reference to office outlook... But why it's not in MSDN... ( maybe it is somewhere ). But...more >>

Hi: I have built and loaded a datatable with three columns and defined the first as a primary key as below: ' define datatable dim fvtable as new DataTable dim fvrow as DataRow fvtable.Columns.Add("fvident", GetType(String)) + two more columns ' define primary key DIM PrimaryKeyCo...more >>

I have a packaged control that I want to work off a button. How do I call it from btn_click() For example: Private Sub controlA_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles controlA.Click End Sub Private Sub btnControlA_Click(ByVal sender As System.Object, B...more >>

Hi everyone Could anyone help me understand the usage of the "New" keyword I'm new to VB.Net. 1. Why do we use the "New" keyword on some object type variables such as the myPen of the example below and not with the bgColor. Both the Pen and Color are objects Dim myPen As Pen = New Pen(...more >>

I have an MDI form with a single child form. I have found a couple of circumstances that appear to cause the framework to leak Int32s, MenuItems, MenuItemCollections and sometimes TRACKMOUSEEVENTs. This happens if I disable/enable a menuitem, add a new menuitem programatically or click on an e...more >>

Using VS 2003, VB.net, MSDE... I opened up a large class to see the following on my screen: ]¢£:$W¸ º¾~'ï¢Û½©,Ö·¥f¿í$bön# i¥k<~I1Í'Ñ ¢Vôú?¨iâ*Z:QdÝsØô²iOOÑ.f±ÁaQ@ç,>]¦Në ®¬Q{>\#·5²W?¤G?T^ÂiÝ{ú6­¾ès¶ëPT6Ô«qí-å% nE>ȁ .;îº"îÎÈ¿Kõ J'u%T.¸'+MmNð!û#É]¦µÉlüS^ ÿb Ëè%Ú¥...more >>

No one is answering my post in the beta newsgroup so I'd thought I'd try here. This is in regards to Visual Basic .Net 2005 Express Beta running on XP Pro. After the download and after the installation bar goes all the way to the end, a message box pops up saying: Error occured during se...more >>

I can't find the syntax I need (I'm new to VB) to load an external program from mine. Basically, I just want to load a PDF when I click on an image in my program. Any help would be great. ...more >>

Is there any way to get the status of a report being generated by the crystal reports viewer control? I have a report that takes up to 10 minutes to run and it looks like it's just jamed while this happens... I'd like to build a status window to show the progress as a percentage or something, but...more >>

In my form load() Dim daSeaInvoice As New SqlDataAdapter("select * from InvoiceHeader ;select * from invoicedetail, conSea) dim myDataSet as new dataset() daSeaInvoice.fill(mydataset). As I got over 50000 records in invoiceheader and over 200000 record in invoicedetail It seems quit slow t...more >>

Tired of getting unwanted emails in your inbox? Emailkey.com offer protection for up to 3 existing email addresses for less than £1 per month. The solution includes spam checks to identify spam mail, accepted and blocked lists to enable you to control who you receive messages from, Challenge/Re...more >>

What is the best way to make all the text in a specific column in the datagrid appear Red? Thanks, -Carl ...more >>

I kinda just stumbled across these operators, they seem great, as you = can forget the second expression depending on the result of the first, = but are there any cons to using these? From my viewpoint it seems I can pretty much to a find / replace on my = existing code and pick up a performan...more >>

Hi All, i found that all the referenced DLL files should be in the same folder of the execute file what can i do if i want all referenced DLL files located in a different path to the execute file?? Thanks, Ivan ...more >>

Does anyone know when building a msi file under VB.Net 2003, it would try to install something from the VS 2005 Beta 1? I have both products installed. Thanks, ...more >>

Does anyone know where I can start to learn how to develop and chat application. Suggestions or url? ...more >>

Hi all, What do people regard as the best practice with respect to freeing object references when you're done with them? Some people I've worked with in the past suggested that if you create an object with "New" then you should free/set it to nothing when you're finished with it, regardless of w...more >>

I have an winform application that uses System.IO.StreamReader and Serializer.Deserialize to load some data from a file, if any error is detected in the file a new file should be written to the same directory, I use a StreamWriter and Serializer.Serialize to do this. The problem is that when the...more >>

I have an applications that imports new AD users. It creates a folder to store the user profile information, and a folder for their home directory. I would like to set the Permissions on these two folder objects, but I am unsure how. I am fairly new to this side of things so I'm looking for som...more >>

I have a situation where I need to prevent just anyone from instantiating a particular class. The class is instantiated via certain methods from other classes in the solution, but those are the only classes/methods allowed to do this. How can I prevent all other classes from creating a new ins...more >>

Hi, I use the command window a lot while debugging. It just keeps accumulating everything I type in there. Is there a way to clear it without closing visual studio? thanks, Art...more >>

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Hello, I have been asked to write a program and allow the end user to create custom fields in a SQL Server database in addition to the premade fields. I understand how to add the column, the data type and such. My question is I need to accommodate the added forms in some sor...more >>

Anyone know the regular expression to match a blank line where the byte sequence is "0D 0A 0D 0A" ive tried "\r\n\r\n+", "^$+" "\n\r" with no success. Any Ideas? Thanks - JackRazz This is the code fragment I'm trying Dim r As Regex, m As Match, i As Integer Const matc...more >>

Please show me Control array in vb.net Thanks...more >>

Hello, Could you explain me,In VB6 using control array,and how about VB.net. Thanks...more >>

Do anyone know how to set null value to DateTimePicker control? I want to not displaying any date on the DateTimePicker, is it possible? Thx in advance! Richard ...more >>

Hi, Im just starting working with REGEX and got a few problems. Could you tell me how to test if two strings can be found in another. ei: String to test: "This is a great car you got" Look for: "great" AND "car" and what about upper case String to test: "This is a great VOLVO you got" ...more >>

If I put the browsable attribute on a property of a component, it makes it appear in the properties browser for instances of that component. But does this only apply to properties, or can I do it with a field aswell (i.e. just a public variable - that doesn't have get/set accessors) It doesn't se...more >>

Hello! I don't really know what the right word is, but if I would to create a control sort of like a Textbox, what is that called and does anyone have a good link or know a good way of starting to learn how to do this? I started looking at a User Control but that did'nt seem like the right ...more >>

I am using mailto to open the default e-mail program on the users machine using the following function code snippet that I found on th web.:- Public Function OpenEmail(ByVal EmailAddress As String, _ Optional ByVal Subject As String = "", Optional ByVal Body As String = "") As Boolean Dim bAn...more >>