20,279 Topics
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 | How can we disable a cell of datagrid in vb.net and how to show date in datagrid cell in vb.net |
| | Is there a method, in code where you can connect to a report server and retrieve the properties of a report. I want to check a report server - for each report - check to see if a report requires UserID as a parameter - then build a menu to … |
| | I have a Datatable- table1 and i want to sort/order this datatable in ascending order depending on 2 columns-column0,column1 of table1. how can i do that?  |
| | How do I know if I have reached the end of file using streamreader. My file has a lot of empty lines in it. So if it try to use the following, its just stops wherever an empty line appears. while ( Not line is Nothing) do.... end while thanks |
| | Here is the code which is working fine for me on another form but creating problem when i use the same code on another form it gives me this error message when i try to insert a new record in DB "Value cannot be null Parameter name: Data Table" and … |
 | I am trying to retrieve a value saved in project A settings from project B in same solution set. Is this possible in VB.NET? If possible what namespace and function would I use? |
| | hello. just i need the conversion of this code written in vb.net: [CODE]Dim SQL = <SQL> sql statement </SQL>[/CODE] thank you.  |
| | Ok so here is the HTML of the page: [CODE]<!-- Generated by F12 developer tools. This might not be an accurate representation of the original source file --> <html lang="en" xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><head> <meta content="text/html; charset=utf-8" http-equiv="content-type"> <meta name="description" content="Proekt za skolo"> <meta name="keywords" content="downloader,hotfile,megaupload,fileserve,filesonic"> <meta name="author" content="flAmingw0rm / www.l33ts.org"> <link … |
 | Hi guys! Any one have an idea of how to create a sub category in vb.net? well I'm thinking of building a sales and inventory system of computer parts and peripherals and here's the logic. I'll be assigning each of them category like for example: Componenets[INDENT]Peripherals[/INDENT][INDENT]Networking[/INDENT] - Processor[INDENT]- Chasis[/INDENT][INDENT] - …  |
| | I have programmatically created a listview in n # of tabpages to display information gathered from an SQL database. Once created, i want the user to be able to select an item from any of the listview's. How can i reference the selected item? This is the code that creates … |
 | can anyone help me why are this thread occur 1.[OleDbException (0x80004005): Not a valid file name.] 2.what is exception stack trace? thank you =) |
| | I'm am creating a "pop-up" CheckedListBox over a button on my DataGridView. The values in the list are going to be filtered based on the value in column 0 of the DataGridView. I have already pulled in a "master" DataTable with two columns: ACODE and MATRIX. I want to call … |
| | Hello guys! Its been a very long time since I don't show up here. Now I am back with a small project for internal use, but I need a little help. I want to make a program that allows me to change file attributes, like 'hidden', 'read-only' and 'system'. It … |
| | hey all.. I'm [U]new[/U] to VB.net and i wanted to find out how i could load the names of files(in a specified dir) into a combobox? I knw i should have posted code..but i only have an idea as to what should happen. correct me where i'm wrong. 1. get … |
 | Hi, I am using vb.net 2008. Each time i run my project, i get an error message that the assembly could not be loaded and that i need an assembly manifest HELP!!! |
| | Hello, I have data imported from a text file stored in an array. How do I go about writing it to a CSV file? Also, how do I set up different columns so that the CSV file opens up nicely in Excel. Thanks. |
| | well this is not a help post its something i want to tell everyone i just had my project viva and my project was awesome my sir liked it very much it was success.....i was asked to submit my resume so that my professor could recommend me for job interviews …  |
| | Hi everyone.. i don't know how to display NO RECORD FOUND in msgbox.. here is my codes [CODE]Private Sub btngo_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btngo.Click open_con() sqlsearch = "Select *from tblborrower where ID_no=" & txtidno.Text & "" cmd = New OleDbCommand(sqlsearch, con) dr = cmd.ExecuteReader While … |
| | I'm making a simple game. I want simultaneously go up and left. [CODE] Private Sub Form1_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles Me.KeyDown ' If e.KeyCode = Keys.Z Or e.KeyCode = Keys.Up Then ' Me.PictureBox1.Location = New Point(PictureBox1.Location.X, PictureBox1.Location.Y - 5) ' End If ' If e.KeyCode = …  |
| | i have some data in the listview, maybe someone can help me.. how the script to insert all of the data in the listview into table.. help me please .. :( thanks,, sarah :)  |
| | How can i start to create a Auto alert when somebodys post on your wall. just like facebook.. tHANK YOU SO MUCH. |
| | For last couple of days I was going through this problem. Now I found the solution, so just thought that I would post here (Many of you might already know the solution, but still..... :) ). I have a form having a Crystal report viewer control on it. After viewing … |
| | People, need help with making a web browser! Do anyone know how to add plugins and security features to my web browser? If anyone knows, could you add the code below in VB.Net? And how to mix VB.Net with C++? Needed help really. And how to not "Write the same … |
| | [CODE]Protected Sub Button1_Click(ByVal sender As Object, _ ByVal e As EventArgs) Response.AddHeader("content-disposition", "attachment;filename=FileName.xls") Response.Charset = String.Empty Response.ContentType = "application/vnd.xls" Dim sw As System.IO.StringWriter = _ New System.IO.StringWriter() Dim hw As System.Web.UI.HtmlTextWriter = _ New HtmlTextWriter(sw) GridView1.RenderControl(hw) Response.Write(sw.ToString()) Response.End() End Sub [/CODE] how do i set the format for that after … |
| | I'm a newbie in vb. My first project is a grading system for a certain school. In my login form, there's a [B]Forgot Password button[/B]. In the Forgot Password form, the user is asked to answer a secret question that he filled up upon registration, and if the answer is … |
 | i am an IT student and i have this idea of using a listview to see all the items i have in my database and to list all the items that has been selected into a listbox. The problem is i don't know how to get those selected items that … |
| | i wonder why my code have an error.. this my code and i will highlight the error[CODE].. Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim connection As New SqlClient.SqlConnection Dim command As New SqlClient.SqlCommand Dim adapter As New SqlClient.SqlDataAdapter Dim dataset As New DataSet connection.ConnectionString … |
| | i want to start my codng immdiately about linkng the database in vb...but i dnt knw how...anybody there hu would lke to help me hw i can lnk my database...please...tnx guyz..... |
| | hi, i'm an IT student working on a project(point of sale) but i'm unable to display the price of the item, weight and name into a textbox from an access database and to insert multiple barcode items in order to get the subtotal. please i really need your help |
| | Hi, I want to know if there is any event I could use for this situation: If a label enters another label. Thanks for any help! |
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