20,285 Topics
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| | I have a listbox and would like to save the items added/deleted when the form closes. any ideas? |
| | Heres my issue my fellow coders: My works VB program uses some .asp files to create reports. This is the error I am getting: Microsoft VBScript runtime error '800a000d' Type mismatch: 'ubound' /reports/wpoa_trans_summary.asp, line 238 I navigated to line 238 in the asp file and here is the code: [CODE]if …  |
 | Hi All, I am trying to retrieve the telephone number from Active Directory for my script, I found alot of examples online, and I tried to implement what I think should make sense (but since I really don't know vb that well, this is problematic). Below is the piece of … |
 | gents please help on the following. I'm creating an small application where I search from the databse table tems and add the result line to a datarow of my datatable "dt", I the set the datagridviewe datatsource to this same dt. My question is: How can I save this dt … |
 | I need help creating bootstapper for crystal reports runtime.. I want crystal reports runtime to be installed automatically with the application if its not installed on the target machine. I am using vs2010 anyone have any idea here ?  |
| | In old vb6.0 it was easy to highlight the target item, where to drop those dragged rows. [CODE]Private Sub listView_OLEDragOver(Data As MSComctlLib.DataObject, Effect As Long, Button As Integer, Shift As Integer, x As Single, y As Single, State As Integer) Set listView.DropHighlight = listView.HitTest(x, y)[/CODE] I have been Googling all … |
| | Hello, is there anything wrong with the below code? i want to blink any of the for labels if the back color is LimeGreen. Timer5 is enabled already and starts at form closing event of another for. so on the timer tick i have below code. thanks for your help … |
| | [URL="http://www.daniweb.com/software-development/vbnet/threads/360388"]http://www.daniweb.com/software-development/vbnet/threads/360388[/URL] how to make a filter that only show the items that checked and unchecked don't show in checklistbox |
| | Just a quick snippet for beginners |
| | How are you, I need some help with the following code (Attached Form1 & AccountClass). I am trying to figure out the following: - Figure out the code in ButtonWithdrawal when the amount is bigger than 0. - Show the (Balance) in ButtonBalanceInq. - Show the List of transactions in … |
 | Hello Friends, I have compeleted my project but I just need one help.... I want that when the application exe file is running at that time the database associated with the application shud be closed.... Means...I am using the .mdb file... is there any way that when the application starts, … |
| | I have a LAN connection with my project and I need to display a running time and date of with labels anyone have an idea? is it curdate and curtime? |
| | Hi, When i run the codes i donot get an error, howveer after clicking INsert i get the Syntax error in Insert Into statement error. I do recieve the COnnected MsgBox which then results in the error My code.. Sub connect() Dim acsconn As OleDbConnection = New OleDbConnection _ ("Provider=Microsoft.jet.oledb.4.0;data … |
| | Hi, In the following code (Class & Form1), I'm trying to figure out the following: - Create an array that stores the 'Clients' (first name, last name, account number) - 'Button List' the array with the (First Name , Last Name , Array Value , Account Balance) I attached the … |
| | Hi, I am trying to "Show" an error message for the user in two cases: 1. If he/she did not enter a correct value for a String. 2. If he/she did not enter a correct value for a Decimal. I know I have to use Try & Catch but each … |
| | Hello guys. Im using visual studio 2005 and access 2007 as database. I have already connect the database which have two table with two gridview in a web form (asp.net). Now i want to compared the data in the two gridview, and those who are matching should be displayed in … |
| | I have been trying to figure this out for a while and have found some answers, but I can't seem to make them work. I have a datagridview bound to a datatable. I want replace one of the cells with a combo box and bind that combobox to one of … |
| | Hi, I am a new programmer of vb.net. My combobox1 has a value of name1, name2, name3, and i want that if the user already choose name1, he/she cant re use that name1 again. and that is autosaved to sql database. help me please! |
| | im trying to get the insert to work but the problem i am facing is i keep getting this error Can someone help please thanks in advance my code is [CODE]Dim strsql As String = "Insert into cg_security_user (user_name,user_pwd) values (@field1,@field2) " Dim acscmd As New OleDb.OleDbCommand ' the oledbcommand … |
| | i am try to systemdate and rem_date compare but error message is "Incorrect Syntax near'='" [CODE] Dim adp As New SqlDataAdapter("select * from reminder", obcon.con) Dim dset As New DataSet adp.Fill(dset) datagridview1.DataSource = dset.Tables(0) obcon.con.Open() Dim cmd As New SqlCommand("select rem_id,rem_hour,rem_min from reminder rem_date=" & Date.Now.Date.ToString & "", obcon.con) MsgBox("select … |
| | hi every 1. i am trying to make a customer registration form. On the form i want to display the employee ID or Employee name who is servring or registring the customer. In short the employee who is logged in the system ,his Name or id should appear in the … |
| | Our prof gave us this code Dim sql As String sql = "INSERT INTO OrderDetails" _ & "(orderid,prodid,price,qtyordered,amount,status)VALUES(" _ & "'" & OrderDetail.Orderid & "','" & OrderDetail.Prodid & "'," _ & "'" & OrderDetail.Price & "','" & OrderDetail.Qtyordered & "'," _ & "'" & OrderDetail.Amount & "','open')" I know this …  |
 | will someone help me on how to solve this error? The database 'D:\FEB. 29, 2012\WAIS SYSTEM-UPDATED JAN25\WAIS SYSTEM\BIN\DEBUG\WAIS.MDF' cannot be opened because it is version 661. This server supports version 655 and earlier. A downgrade path is not supported. Could not open new database 'D:\FEB. 29, 2012\WAIS SYSTEM-UPDATED JAN25\WAIS SYSTEM\BIN\DEBUG\WAIS.MDF'. … |
| | [CODE]insert into po_detail (item_code,qty,item_rate,item_tax) select a.item_code,qty,item_rate,item_tax from mr_detail a,mr_head b where a.mr_no = " & combo_mr_no.Text & " and a.mr_no=b.mr_no""[/CODE] what's the error in the above code ? |
| | 'i am trying to get f_name + m_name + l_name three diferent columns combined from data grid view on cell content click into combobox. [CODE] Private Sub bugdgv_CellContentDoubleClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles bugdgv.CellContentDoubleClick Dim row As Integer = bugdgv.CurrentCell.RowIndex frmbug.bugcmbdeliver.Items.Clear() Try obcon.cmd.CommandText = "select d.del_name from … |
| | Hello guys i'm getting a massive memory leak which over period of 1min its increase alot and always increases. How to i prevent the memory stacking? I looked all around the internet as im not just posting coz im lazy, i cant find a solution for my code. [CODE] Private … |
 | I can't seem to figure this out- I have a single text box that has text in it. When I put the mouse in it and click it, I need the text to clear so new text can go in. Does anyone have a sample? TIA |
| | i'm a relative newbie in vb.net and at an earlier thread i got the code as to how to add a datetimepicker to datagridview. it's just i dont know how to access this with my datagridview. [CODE]Public Class CalendarColumn Inherits DataGridViewColumn Public Sub New() MyBase.New(New CalendarCell()) End Sub Public Overrides … |
| | I have two different forms. one has a listbox and the other has a masked textbox. the masked textbox is used as a login and i would like the masked textbox to be checked against the listbox items to be able to "gain access" and login Any ideas? |
| | Hello How do i reset 2 textbox text of out four textbox at random avoiding a textbox whose text = 'A' for clarification. i have Textbox1.text = "B" Textbox2.text = "C" Textbox3.text = "A" Textbox4.text = "D" how do i set an empty value "" to any two textbox at … |
| | I'm new to Visual Basic and I am trying to set up a currency converter. I have converted a currency to UK Sterling on the first form and on the second form I want to have the same label with the same amount of UK Sterling as on the first … |
| | Im having problem downgrading because it will show error from resource file that has 4.0.0.0 in the line .. I try changing it to 2.0.0.0 but now my body form will not show up. I tried removing my resource file and upload it again but still wont work.. |
| | im working on this piece of code and for sum reason i cannot understand why i keep getting this message can you please advise me thanks in advance [CODE] 'sql statements strsql = "insert into c_security_user (user_name, user_pwd,) values ('" & txtuser.Text & "','" & txtpass.Text & "')" Dim acscmd … |
 | Public Class Projectile_Motion 02 Dim initialHeight As Double ' Holds beginning height 03 Dim initialVelocity As Double ' holds velocity 04 Dim time As Double ' holds time 05 Dim heightVal As Double ' holds height at different intrvals in time 06 07 Private Sub btnmaxheight_click(ByVal sender As System.Object, ByVal … |
| | ISH777 //Hello Everyone, I have a Problems Regarding with the IMAGE I create a Program That save Information of END USERS including Image... but the Image will save into Bytes.....and I have no Problem in that as you seen below..... [CODE]Dim xx As String = "insert into tbl_BorrowersInfo (accountno, sname, … |
| | i have a list box and a button. i would like when the button is clicked the selected item in the list box is deleted. any ideas? |
| | I have a form with a text box and a form with a list box. I would like to be able to push a button on the form with the text box and have it be added to a list box. any help? |
| | I have two combobox. I want to transfer all elements from combo1 to combo2 but with a filter only those item from combo1 will go to combo2 which are not in combo2. For example Combo1 ________ This Is Help But Not Combo2 _______ Is But And Quick So after clicking … |
 | I am trying to write a program that will tell me how many calories are in a certain number of eggs, cups of flour, cups of sugar, etc. I have a set number of calories for each of the items (i.e. each egg has 72 calories), but I ask the … |
| | I have 1 listbox, 1 textbox, and 2 buttons (for start, and stop) if I press the the buton for start the textbox will display (one by one) the items in listbox.. and if i press stop the textbox will stop displaying items.. is it possible? do i have to … |
 | This Code is easy way to load / show data in Datagrid. This Code write in vb.net 2003 and use sqlserver 2000 as database. I use module to connected VB.Net with SqlServer 2000. so the function to connected can be use in every form in this project. |
| | Has anyone succeeded in creating a class library solution/project in VB.net VS2010 4.0 Net Framework for COM to run on WindowsXP Excel 2003. I created a dll which changed specific data in an excel worksheet. The dll worked just fine on the development computer but wont work on any other. …  |
 | Hey guys, I've been having a bit of a problem using the while function. Here is my code (Simplified): [CODE]Dim RandomNumber3 As Random Dim RandomOutput3 As Integer RandomNumber3 = New Random() RandomOutput3 = RandomNumber3.Next(1, 9) Dim RandomClass As Random RandomClass = New Random() While (RandomOutput3 = RandomOutput Or RandomOutput2) RandomOutput3 … |
| | in form it have 2 listbox and in listbox1 and listbox2 items have "s1" , "s2" "s3" [CODE] Select Case ListBox1.Text And listBox2.Text Case "s1" p1.visible=tre Case "s2" p2.visible=tre Case "s3" p3.visible=tre End Select[/CODE] i want that the code check it item in listbox1 or 2 then do the same … |
| | hi every 1. i am trying to make a search form with 1 label(surname) and textbox. i have 1 gridview on the form aswell. can you plz provide me any code so that when i type in textbox i should c the result in the gridview. wat i have done … |
| | Hi there I am new to .net and I have put at least 4 hours in to figuring out why i cannot view my results when I run a datagrid in my 2010 visual studio WPF application. Also, it looks like it is only filling one record in the datagrid. … |
| | [CODE] Private Sub save_Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim i As Integer w = New IO.StreamWriter("e:\test.txt") For i = 0 To ListBox1.Items.Count - 1 w.WriteLine(ListBox1.Items.Item(i)) Next w.Close() End Sub[/CODE] this code will save all items in listbox but i want when u click an item(selecteditem) … |
| | Hi All, I can't figure this out, I have a listview and I want to export it and finally found how to do it but I'm stuck here.. Here's the code. [CODE] Dim Row0 As WorksheetRow = sheet.Table.Rows.Add Row0.AutoFitHeight = False Row0.Cells.Add("PROJECT_NAME", DataType.[String], "s67") Row0.Cells.Add("USER_NUMBER", DataType.[String], "s68") Row0.Cells.Add("JOBNAME", DataType.[String], "s68") … |
| | The startup that I set in my project is not the same when I open the exe file of my project. Someone can help me? tnx |
 | Hi there, I am currently working on an application that prints out several labels from 2 different printers. The printers use the same 3rd party software though so currently i am just passing command line arguments to the 3rd party application to print the labels. However there is very little … |
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