is there a way to make a element a dropdown list in the schema editor sorta like in ms Access? WStoryeII ...more >>

can anybody tell how to fetch image from database(access) to the visual basic picture box control. the code i have been using is as below but it gives me invalid paramter error.... Dim connection As New OleDb.OleDbConnection() Dim cmd As New OleDb.OleDbCommand() cmd.Co...more >>

when a listbox item is clicked, how do I get it to show a stored string in a richtextbox?...more >>

How do you enable visual styles for all of the message box's in an application?...more >>

As much as 10 years ago we had a combobox that would display, in a dropdownlist (not a dropdown where you can enter code in a textbox element of the cbox), a series of items that would be accessible by striking keys in sequence. So you would strike 'b', 'e', 'r', 'n' and you would get to 'berni...more >>

I have a column called "DefaultYN" in a resultset. It appears as a boolColumn. What I'd like to do is to ensure that only one row at a time can be selected as the "Default" row. Unfortunately, I can't figure out 1. How to figure out that the checkbox has been checked 2. How to check the ot...more >>

Hi Does anyone know how to convert and image to its negative? Well actually I need to convert a negative of an image to its positive I appreciate any help you can provide Thank A ...more >>

I'm a relative newbie to VB.NET. Does anyone have recommendations for the best web site on it for the following categories? 1. Example code 2. Tutorials 3. Discussion forums Thanks ...more >>

When the SelectedIndex of a listbox is set to 0 or -1, if I update the underlying DataView, the listbox does not display the changes. Has anyone else seen this behavior? ...more >>

I have 3 classes: mailBox, mailFilter & mailFilterSet I then have an arraylist. Each element in the array is of type mailBox = (variable name is mbox). One item of the mailbox class is an arraylist = named filterSet. The intended purpose is for this arrayList to contain = type mailFilter...more >>

Hi, I use the following code to draw a rectangle: Dim recBackground As Rectangle recBackground = New Rectangle(10, 10, 100, 100) Dim lgb As New LinearGradientBrush(recBackground, Color.White, Color.GhostWhite, LinearGradientMode.Vertical) e.Graphics.FillRectangle(lgb, recBackground) C...more >>

I loaded my datagrid. Now I need to step through the rows & columns to parse the data contained in the cells. But there's no "rows.count" or "columns.count" properties to read. How can I know the total rows & columns in my data grid? Also, how can I save the data in my grid to a csv file wh...more >>

Hi, I want to develop pocket pc program with visual studio .net this program read data from internet and bluetooth.. For example when i send data from program(server side) with bluetooth , other machine(gsm or pocket pc which include bluetooh) read data and see this data in my program(client si...more >>

Hi everyone How do you detect if directory exist and if it doesn’t how do you create one Thank Ji ...more >>

This is the code I use to get the slope of a line given two points. I can never get a decimal, it always rounds to a whole number. How can I fix it. Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim y2 As Decimal...more >>

Hi. I'm new to this VB.Net mullarkey, and I must say it is proving to be a very trying experience. Here is the latest in a long line of problems: The Scenario ========= I am building an MDI application. The first thing it does is to pop up a little logon form which gathers and authenti...more >>

Is what I have below anywhere near correct? Will DirectCast do a QueryInterface? Would you do it differently? Thanks for any help 'Applications can retrieve an ITextDocument pointer from a rich edit control. 'To do this, send an EM_GETOLEINTERFACE message to retrieve an IRichEd...more >>

Hello. Im learning dotnet (programming in general) using few books that i have. as i read , also creat the project for learning .. now i have many many projects .. I like to know how can i delet those project so they wont show on my start screen when i start visula studio.net.? just going and r...more >>

Hi, I only can get one file type using GetFiles function, GetFiles(path, "*.txt") But if i want to get two or more file types, how to do? Thanks ...more >>

When I define the items in a listbox, how do I make it show text in a separate textbox when I click an item in the listbox?...more >>

I'm using a table (dynamically generated at runtime) for formatting wherein I have text in the first column, and textboxes in the second column. For example, (1,1) might have the string "Last Name" and (1,2) has a textbox where the user can type the last name; (2,1) "First Name", and (2,2) a textbox...more >>

Hi, i'm moving my first steps in vb.NET world and i'm getting first troubles.. in vb6 i can start an application from Sub Main() and load for example a form using 'set' and 'show' command. The output for the user will be the form and the program will still run. In vb .NET, if i made i...more >>

I've created a component that takes a class as an input and executes methods on the class based on a set of text instructions. The instructions are the names of the methods to be executed and are different for each class passed in. I've been using InvokeMethod to do this and it works, but,...more >>

Is there a way to add a custom control to a tree view? or the node itself? Like in the datagrid column you can add a control during the edit mode. I looled but could not find a way to do this does anyone have any ideas? WStoreyII ...more >>