20,278 Topics
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| | i am creating a form in vb.net, the aim is to be able to insert data to the sql server from the form interface. the form's textboxes fields include Name, DateofBirth, Address, Telephone, PostalCode, Nationality, DateofRegistration Sex (ComboBox), plus two buttons names, Submit and Cancel. kindly assist with a code …  |
| | I'm using: Windows 7 Word 2010 Visual Studio 2013 Express for Desktop An Access database with one table As this project is for proof of concept I'm keeping things very simple until I can get the VB working correctly. The project consists of one form (Audit.vb) which contains one textbox … |
 |  Hello there! Newbie here! It is my first time to post something here! Can somebody help me please with my problem on my codes. I have already build/created a **Log In Form** but my problem is I created an **On-Screen Keyboard** which must be use for that **Log … |
| | Hello, i've been searching quite a while but haven't found the solution i'm after. I have a project where I need to show clients in a listbox imported from a XML file so far that is what I have but I also need to able to show the related data … |
 | hey all once again i have a little issue ... i'am really having a hard time with this issue i have a datagridview that contain one column as a text and another column as a combobox i would like to populate the combobox from MS Access Table and as a … |
| | hi good afternoon, hi good afternoon, am creating one point of sale software in vb.net ,today only i realize that i need a backup for the database i have attached with this project,after change my project as executable file how can i or my clients can take the backup for … |
| | im creating a voting system that add votes to the database but it seems that my update/submit button don't add numbers(INT) in my database. what could be the problem here?help my database schema: | cid | cpos | cfname | cmname | clname | cyr | cparty | votes | …  |
| | I have a Form with a Datagridview, beneeth this I have Textboxex who shows data from a few columns but restricted to row nr 0. The problem is when I enter data into the datagridview in other rows than 0 or changes the focus inthe datagridvew from row 0 the … |
 | Im always getting Invalid Column, check the database and it's all correct. Dim borrowed As String = "Yes" dataopen() comm.Connection = conn comm.CommandText = "UPDATE Equipment SET Borrowed = '" & borrowed & "' WHERE EQID = '" & eid & "'" comm.ExecuteNonQueryAsync() comm.Dispose() conn.Close() |
| | The scenario was there should be any or multiple TextBox that is not empty and display it on the DataGridView. I think my SQL is incorrect. Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim Command1 As New OleDbCommand Dim i2 As Integer Dim sql1 As … |
| | Hi all , plz , How to connect vb.net with mysql host (godaddy.com ) |
 | Using the Load and Unload events of the Forms add these subs to handle a simple fade in and out effect. This is not limited to just one form. The subroutine definition can be added to any global class allowing the use on any form or sub-form.  |
| | Hello Im trying to display a label when my program starts, to check the server status.. For example if the user is successfully connected to the server it should say on the label "Connected" and if not the label should say "Not Connected" , my Database is located on a …  |
| | Hi All, I need help in displaying a list (Sl.no) from a database to combo box. Please help me.... |
| | hai.... i am doing inventory project. if sell a product it should afffect the stock. so i need a coding to retrieve the stock quantity and i have to change the value according to sales then i have to update the values into the stock table and also if no … |
 | I am making a quiz for my computer science class and the basic concept is that you have 15 keywords and 15 definitions. All need to be randomly displayed and the correct answer has to appear. The user has to match the correct definition to the keyword twice and then … |
| | I would like to draw a graph (on a PictureBox) using Graphics in VB.net The input values are added over some time which need to be presented as graph. But the problem I am facing is, I need to draw the entire graph from scratch every time a new point …  |
| | i connect my access to vb2010 using adodb. but i cant display the datas in my listview. can someone help me to solve my problem. i would really appreaciate any help. what i need is to get the column per column datas.. like how it is shown in the access. … |
| | Friends please help me... I have Three text boxes 1.Bank 2.Acno 3.Name I am selecting record from database where Bank and Acno are =(txtbank.text and txtacno.text) If any record found, the focus should go to the third textbox-'Name' else message "Record not found" should be displayed.I tried the following code … |
 | I am trying to figure out how when a name typed in textbox1 on Form2 and a date is selected in the DateTimePicker box on Form2 that the name will show in textbox3 on Form1 when the date in MonthCalendar is pressed. I.E. Form2 opens and I enter the name … |
| |  The combobox should be able to display the distinct value from the access database but is able to show all the record on the listbox. I tried to select distinct value through wizard but it is not working. So i need some help |
| | HOW COULD I UPDATE DATASET WITHOUT USING FOR LOOP IN ONE COMMAND............///////////////// |
 | i have 2 database (access,SQL) with 2 different connection string i want to select a table from the first database insert it to the second database any help |
| | how to make this print fit to page my listview data doesn't fit in the page help please Private Sub PrintDetails(ByRef e As System.Drawing.Printing.PrintPageEventArgs) Static LastIndex As Integer = 0 Static CurrentPage As Integer = 0 'Getting the current dpi so the textleftpad 'will be the same on a different …  |
 | I am building a support application (VB.net 2010) for a device that will attach via USB. Most of the end users will not be geeks. In starting the app I need to discover available ports on the machine, which I can do with this code. myPort = IO.Ports.SerialPort.GetPortNames() 'Get all … |
| | So i have small problem. Idk how to explain so we will go like this. I have 2 projects. 1. MyLib its compiled .dll 2. MyApp its compiled .exe Okay now Mylib has form, and MyApp has form. So there are 2 forms. Mylib form is login form with 2 …  |
| | Hi guys, need help here. I would like to check the registry key is exist for this code: Sub main() Dim regKey As Object = Registry.LocalMachine.OpenSubKey("SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{D75F38ED-E49A-48F3-9B72-D4BC5FE73B44}", True) ' Check if it exists If regKey Is Nothing Then MsgBox("Registry key does not exist!") Else MsgBox("Registry key is exists.") End If End … |
| | If your Excel spreadsheet is laid out as regular columns and rows with a header row that identifies the columns then this code will allow you to read the data using ADODB the same way you would read records from a database table. To try this code 1. Create a … |
| | I'm wondering if there's a way to cut the long statement and make it shorter as possible. the case is i have 5 radiobuttons each questions. thanks in advance.. =) If Q1.Visible = True Then If q111.Checked = True Or q112.Checked = True Or q113.Checked = True Or q114.Checked = … |
| | Hi All, I am trying to create a VB application where I will have to upload the Excel data into MS access automatically, can anyone suggest me a method as how to do it? Regards, Srinivas |
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