20,285 Topics
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| | Hello, Ive basically finished a program for my A level CS cousework, but with a few days left in the deadline I want to make my database accessible online. When the app is done and compiled it should be able to access the database on the server from anywhere and …  |
| | Hi all I Have a CalendarvProject with a 3rd party Calendar control. the application was working fine untill I upgraded the Calendar Control . When I opened the solution two references were no longer availabe, so I had errors. One of the references was ExtremeCalenderControl the other AxXtremeCalendarControl. I was … |
| | How to Update Database Datetime in This Format " dd MMM yyyy HH:mm:ss 'GMT' "With Vb.net Program I Searched a lot about how to Get The Time online and i found a solution You will found it in my Codes. > My Aim is to make a MemberShip DateTime , … |
| | Hi I'm new here and have a small problem using VB.NET. I have a small hand held device that reads data from a sensor when it is held close to the sensor. The data is saved in the device but there is only a limited amount of space available. The …  |
| | Hi please can anyone help me to fix this error. and the error highlights the .commands |
| | I would like to stop the timer in the application on any kind of mouse activity (move or click any button). If I use form.mousedown and form.mousemove it will be detected in form but it will not be detected if mouse click is in any other object (button, listbox ..) … |
| | hello Dani ! i am creating simple notepad for my class project i want your help about different functions like how to create new notepad file and,copy,paste ,and how to find words in the notepad file. |
| | Hi, I'm using WindowsForm and I want to pass throu all textboxes with Enter (like using Tab). This code do things I want Private Sub Form6_KeyDown(sender As Object, e As KeyEventArgs) Handles Me.KeyDown If e.KeyCode = Keys.Enter Then Me.SelectNextControl(Me.ActiveControl, True, True, True, False) End If End Sub However, hitting Enter, …  |
 | A teacher wants the program to: show a visual representation of a multiplication ask the child to key in an answer E.G 3 x 4 **** **** **** What is the answer? This is as far as I can go Please help. I can't go horizontal. I only go vertical … |
| | Dear All, From the below codes, I can get the values of text boxes x1,x2 in the Textbox1 of form2. (when I write x1 or x2 in the textbox 2 of form2.) But when I write c1 or c2 in the Textbox1 of form2 then it gives error. Pl. help …  |
| | Dear All, How to Save Finger Print (Template/Minutiae) into database, using SecuGen Hamster Pro 20 finger print reader, i have also downloaded SDK, in there sample code there is no any function to save Finger Print (Template/Minutiae) into database using vb.net. Please guide me. the sample code is here Imports … |
| | Hi, Is there at all a way to sort (numerically) a multidimensional array? I have an array that is as follows `dim points(23,1) as String` The first dimension of the array has the players names in, the second dimension of it has their cumulative points, so I want to sort … |
| | How to play the play list in vlc player by using vb.net code  |
| | There are times when you need to make sure your counter starts at an odd or even number. Even is pretty simple - `counter = counter + modulus(counter)`. If counter is even it stays, if it's odd it gets incremented by 1. Odd is a bit more complicated - `counter … |
 | Hi, I have used Windows 'Your Phone' app to connect my phone to my PC. I have written some code in VB .Net so that when a contact's phone number is displayed on the PC screen it also appears in a mini web browser as a hyperlink so when it … |
| | So I got a problem with the settings Tab in VB.Net. The settings are not displaying properly. There is a gap in the middle of the display.  The second problem I have is this: VB creates a settings file in the App Data folder: InClass.exe_Url_eoaehkudo2dalqpbmdabua2u0ulhsacj However, If I try … |
| | A long standing complaint with the standard progress bar control is that there is no easy way to display text. In spite of numerous requests, Microsoft has not included this capability. The following code includes a class, `CustomProgress` which inherits the standard `ProgressBar` and adds such a feature. It is … |
| | I use vb.net 2019 with MySQL database I have a table named "Weeks", with 52 columns: WK1,WK2,WK3,WK4,WK5,and so on..... I want to create datagridview with two headers months and weeks: Who can help me with this issue?  |
| | PLease help me. I'm doing a login form with ms access but this line of code having problem "Dim dr As OleDbDataReader = cmd.ExecuteReader" Below is the source code Imports System.Data.OleDb Public Class Form1 Dim con As New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Users\leong\documents\visual studio 2010\Projects\WindowsApplication4\WindowsApplication4\coursework.mdb") Dim cmd As OleDbCommand Private Sub Button1_Click(ByVal sender … |
| | As part of a project to manage my collection of photos, I wanted to add the capability of displaying a series of files as thumbnails. This posed me with three problems: 1. how to preserve the aspect ratio of the original images 1. how to generate the thumbnails without tying … |
| | can someone help me take a look i face (oledbexception was unhandled (too many fields defined)) below is my code . Private Sub btnBrowse_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnBrowse.Click Properties='Excel 12.0;HDR=NO;'" Dim Chosen_File As String = "" If openFileDialog1.ShowDialog() = DialogResult.OK Then Chosen_File = openFileDialog1.FileName End … |
| | Imports System.Data.OleDb Public Class Form1 Dim pro As String Dim connstring As String Dim myconnection As OleDbConnection = New OleDbConnection Dim command As String Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click pro = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\Users\sinthu\Documents\Database1.accdb" connstring = pro myconnection.ConnectionString = connstring myconnection.Open() If myconnection.State = … |
| | Hi all I have a datagridview with 2 columns. fist column is Datagridview combobox the second is a datagridtextbox. I'm trying to fill the second column based on the combobox selection . The Method that captures the selected item does not track which row is being edited. I have tried … |
| | Hi, I have form1, and second form2 When I call second form2, form1 is disabled for any interaction. customer.Show() Me.Enabled = False Close button on form2 code is Private Sub Closebutton_Click(sender As Object, e As EventArgs) Handles Closebutton.Click Me.Close() Form1.BringToFront() Form1.Enabled = True End Sub As you can see, I … |
| | I have 2 form there are form 1 and form 2 my program current situation is when user click delete it will pop up a login form. When user click cancel button from login form the data on the database will be delete  when user click cancel it will … |
 | Dear All, Good Morning! I am facing this issue i tried a lot but not able to find the issue with this function when i call this function i get error Argument not specified for parameter 'LVL' of 'Public Function UL(LVL As String) As String' The code is listed below, … |
| | I have a problem where my text boxes are not being populated with existing data. I have two submit buttons, but the problem appears to happen when I call; return View("Index", siteInfo);. Here is my code; // GET: NewEntry public ActionResult Index() { return View(); } /// <summary> /// Generate … |
| | Does anybody know a good way to break a screen up into multiple sections for filling out lengthy multi section data? I would like something that I can break data inputs up into sections and move onto the next section when I finish filliing out a section prior, sequentially. What … |
 | Hi! It's been a while since I last posted here. I've just gotten started with Windows Service, and have created a sort of 24/7 service to update a database. But because it's my very first project (besides the tutorial one) I feel that I could use some assistance in checking …  |
| | I'm new to vb.net I wan to to make a retrieval of image into picturebox. This is my code: *All declaration has been initialize* Cmd= New sqlcommand ("select * from tblretrieveimages", con) dt= New DataTable sda = New sqlDataAdaptar(cmd) sda.fill(dt) Texbox1id = dt.rows(0)(0).tostring Texbox1name = dt.rows(0)(1).tostring Texbox1des = dt.rows(0)(2).tostring Dim … |
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