20,284 Topics
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| | Hi, I am working with a multiple forms in vb.net. When i open forms it shows that many icons in the taskbar how can i stop and showing it as a single icon. I ve tried using child parent concept but when i click button to activate it dont get …  |
| | Hey fellas , the issue is im developing an application in VB for a client and there are 4 computers in the network , and in one computer the database will be filled which ll be accessible by other 3 computers , its like client server application , any ideas … |
| | i just wanted to make a small bot using a web browser to post comments to wordpress blogs ! well i don't know the reason but it seems that only the last url is executed ! when i load a list and start the posting the loop seems to jump … |
| | hey acctually i want to retrive data from text file nd save it to sql database bt i just have to implement some conditions like if there are 3 entries exists in text file with the same ID but i just have to get only 2 of them so in … |
| | kindly give vb.net code samples for connecting crystal report and postgresql Also give information about how to add tables to a crystal report from a postgresql database using ODBC or any other method. |
| | My application has 19 datagridviews In the Designer I added the datagridviews bound to my data table and set the columns I use the following to filter what information is to be shown on each. This is on a timer and runs several time a minute trying to keep it … |
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| | I feel this must exist in VB.NET, but I just can't find it despite spending time searching for it: What I am looking for is if there is a simple, easy way to see functions or sub callers. That is, if I have a function 'A', I want to know … |
| | Hello Every one , I try to make program .. which have to Gridview one contains all Data in the Databasae and another is contains some of these data and I try to compare between this Two GridView and show that gridview1 is contains the data in gridview2 by change … |
| | Overload resolution failed because no Public 'Add' can be called with these arguments: 'Public Function Add(text As String) As System.Windows.Forms.ListViewItem.ListViewSubItem': Argument matching parameter 'text' cannot convert from 'DBNull' to 'String'. 'Public Function Add(item As System.Windows.Forms.ListViewItem.ListViewSubItem) As System.Windows.Forms.ListViewItem.ListViewSubItem': Argument matching parameter 'item' cannot convert from 'DBNull' to 'ListViewSubItem'. this is my … |
| | Hi Am new to this and was wondering if anyone knew a solution to this problem. I am wanting to get information from a text file into different arrays. My current text file has a new line for each driver but I would like it to look something like this: … |
| | hi guys this is just a simple question i want to know how to store images in database here is my code that i used so far: [CODE]Private Sub btnOpen_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnOpen.Click OpenFileDialog1.ShowDialog() txtimg.Text = OpenFileDialog1.FileName PictureBox1.Image = Bitmap End Sub Private Sub … |
| | Hello, I am writing a program and I need to store important data like password, etc. What is the best way to store the password and where is the best way to store it? |
| | I am gettig "could not find installable isam" while connecting to access 2007 databse the code that i wrote is: Public Sub MyConnection() constr = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\Contact_management\Contact_DB.accdb;Jet oledb:database password=abcd" con = New OleDbConnection(constr) If con.State = ConnectionState.Open Then con.Close() End If con.Open() End Sub i installed office 2007 via network. … |
| | hi, i have a problem. As i need to export my report to PDF. In Crystal Report Viewer the Alignment are perfect.. But when i export into PDF the Alignment changed entirely.. In the Report im using all the Controls ( Text,Line,Box). Thanks in Advance.. thanks in advance |
| | Hi, When I view images on my development PC they look fine, but when I view them on other PC's, the images are sized differently and often get cut off. I've tested this on multiple PC's and the images always get cut off. I've attached the images from my PC … |
| | hi , i have a table which have values like this : S11 S2 S9 S20 S11 0 0 2 0 S2 0 0 0 2 S9 2 0 0 2 S20 0 2 2 0 i want to compare columns and rows and assign color to S11,S2 , S9 … |
| | i need to update my data using stored procedure here is my code : [CODE] Try con = getconnect() con.Open() sqlcmd = con.CreateCommand sqlcmd.CommandText = "Select * from EmployeeProfile where EmployeeID = '" & txtEmpID.Text & "'" daemployee.SelectCommand = cmdemployee1 daemployee.Fill(dsemployee, "EmployeeProfile") If dsemployee.Tables(0).Rows.Count <> 0 Then txtEmpID.Text = dsemployee.Tables(0).Rows(0).Item("EmployeeID") … |
| | Using VB.NET I am trying to display an arraylist in a gridview. I am having a few problems: -Doing the DataBind above is adding an extra column to my gridview which I do not want. How can I stop this from being visible? I only want to show the column … |
| | I wanna develop a fingerprint application for school project with sql server as backend. I have seen SDK's for Msoft fingerprint reader. I liked Gruila's SDK but it is very poorly documented and their discussion forum is dead community. I want to know how to initialize controls, save image and … |
 | ARRGGG, I had a program going along swimmingly until I tried to change the name for form1 to something more meaningful. Now It is all messed up and I am getting the dreaded resx error. Is there any hope in salvaging this? Please don't tell me I have to start … |
 | Code for connecting to Microsoft Access databse, opening and closing connection |
| | hi i have application in vb 6.0 ,which i want to open in vb.net...how? i have tried *upgrade wizard of vb.net..............not working *installing vb 6.0 again...........now seems difficult althoght d .exe file of my application is running but some forms r missin help ...........  |
| | I have to create a button on my website suppose [url]www.mymantos.com.When[/url] someone click on this button , then it ask for facebook user name & password.After valid login,it post the link of website i.e. [url]www.mycantos.com[/url] on user facebook update. |
| | I get an error message saying: "The type initializer for '<module>' threw an exception." The error message arises when Microsoft Visual Studio 2010 Professional opens, shows the loading screen and eventually shuts down leaving the message behind. I have just downloaded and installed VS 2010 Professional. There is no error … |
 | I use Visual basic 8.0 I have a bound Datagridview. This Datagridview has 25 row. Only thing i want to clear the row [COLOR="Red"]Contents[/COLOR] of a specific row. [COLOR="red"]I want not delete of remove the row!!!![/COLOR] How can helpme with this problem? Thanks, André |
| | Dear friends, I am a newbie in Visual Basic .NET and hope that your kind assistance will make me to learn it. The problem has been simplified for the purpose of clarity. I want to make a windows form application that uses an access database. The application will store the … |
| | to create excel workbook dynamically where data will be input and manipulated by user. i want graph as well to be created using the data i manipulated and entered. i want as many as work sheets to be added in workbook once it is created. please help i have no … |
| | can anyone help me how to do it? i have a stored procedure and i want it to pass into excel..  |
| | I am new to VB.Net but have a strong background in C# so it isn't that hard to learn it. One issue I have noticed is how enums work. In C# a public enum is considered static, for example: [code] public class foo { public enum bar { enum1, enum2 … |
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