19,729 Topics
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| | Hi guys, I have a listview that displays "product Description" in the first column and "Product Price" in another column, after the "add" button is clicked on frmSales form. After that, txtAmountDue is automatically updated with the value of the items added to the listview. The Remove Button, when clicked, …  |
| | Hello , i kinda need some help here. The below code is to check if a category already exists before adding it to the table category. If ever i insert a category that already exists, if gives me the message that it already exists. The thing is that if it … |
 | Hello Everyone, Can someone please offer me some help here as I have spent 3 days trying to resolve this problem I am having trouble while selecting one item from multiple items in combo box and calculate data of that item from list box to show in text box in …  |
 | Here's an interesting little scenario. You get challenged to a game of coin toss. Both players pick a sequence of coin toss results (heads or tails). The coin is repeatedly tossed until the sequence for one of the players occurs. The loser pays the winner a dollar. You'd assume that … |
| | Suppose we need to populate and filter a Datagrid with the data coming from an Access table. It could be of course a table from Sql Server also. Form dataGridSelect contains two buttons and a DataGridView. Clicking the first button will populate the DataGridView the data comming from a Sql … |
 | Hi there. I was trying to filter items in combobox using BindingSource.Filter, to filter after "гр." and "с." ,but typing in combo it recieve only one letter and mouse disapear... Any help pls. This is my lazy try: Private Sub Combo11_TextChanged(sender As Object, e As EventArgs) Handles Combo11.TextChanged If Me.Combo11.Text …  |
 | Im writing a program for college and we have to write an MOT Quotation program that prints to text file that is created through the use of a function or procedure: This is the specification: When the user clicks the Calculate Total button: Print button becomes available and on click …  |
 | Design and implement a program that computes final averages for a set of grades. The program reads the grades from a user. [Marks 20]The format of a grade line is: N grades1, grades2, …………., grades5 Where N is total number of students and grades is the ith score. All scores …  |
 | I make windows form application c# vs 2015 to generate 2d matrix barcodes for pharmaceutical company manufacture medicine . my problem when i make order to generate 2d matrix barcode for 200000 barcode and save barcodes in hard disk take 20 minutes How to minimize 20 minutes to 8 minutes …  |
 | I have a custom control set up like this [code] Public Class ctrlAddSitesMenu 'Declares Buttons for Opening Websites Dim OpenTraker As New Button Dim OpenDynamics As New Button Dim OpenInetPortal As New Button Dim OpenFrontPortal As New Button Dim OpenLoopcare As New Button Dim OpenViryNet As New Button Dim OpenSmpl … |
 | Helo there! I have a single form application and i want to do if click the application then its will save on a custom path which i want. And don't want to make install applicaiotn which will ask next next etc. Directly from app will save in a custom path. … |
 | i have vb.net windows app and i can insert data to acomputer where sqlserver is installed in the same lan but could not connect from another network(different lan)to the computer. |
| | I have a form that requires several Comboboxes and TextBoxes when I tried it on one box it works: Public Class frmStart 'Code for Combobox Borders Public Sub New() ' This call is required by the designer. InitializeComponent() ' Add any initialization after the InitializeComponent() call. AddHandler Me.Paint, AddressOf DrawComboBlueBorder … |
 | how to conneect the vb.net windows form with the online web server database. if anyone knows please respond me how |
 | Dear Sir I have access data table and vb . project .access data table include ID ,word and description Colum v b project include three text box and one list box. If I search any word in text box through word Colum .I want show description Colum next text box … |
| | Hi Experts, I had completed a database in vb.net with access database. Now my question is, how to make it accessible online? Thanks. |
| | I've tried following the Microsoft instructions to add multiple Textboxes to my form, but just cannot get it to work. Thus, I've deleted everything I wrote, so I don't have code to post. Is there a very simple way to add multiple TextBoxes to a form and be able to … |
| | Hello, My question is not so simple: I have a WindowsForm with a diffrent controls like: textboxes, comboboxes, checkboxes, datetimepickers, listview and so on... How can i create temporary data at runtime in an array /**I dont want to use My.Settings**/ which will save all control values and when needed … |
| | Hi guys, I have developed a windows application using vb.net 2012 and sqlserver express edition 2012. the application is able to access the database on a local hot computer. but when I take it to another compter on the same domain (networ). it is throwing the following error "Cannot open … |
 | Hi! I'm new in vb.net.. I want to make an auto search textbox without using any button and will display the data after inputting the ID on the textbox.. does anyone know how to do this?? |
 | hi,i am working on project window form app in vs2012 & sqlserver,so my project based on telephone complaint in which when a user filed a complaint regarding telephone it should show pop up reminder from complaint date to one week and it should send mail to authorised person .plz give … |
| | dear sir my projct include login form .it in side availbele serial key and activation key .when i insert serialkey and activaion key i want to start my second form .but when i close my second form (fully application) after when i restart my application i want to start wit … |
| | OK so I have a form with Navigation Buttons that open various webpages in browsers in a tab control. In order to clean up my code I would like to write a class for both the Buttons and the browsers. I have ZERO Idea as to where to start. Here … |
| | Hi, i'm using vb.net and i have connected a database to it. As per my interface i should add, delete,go back,go next and save my records. All the buttons work apart from delete. The problem is i do not know the codes for deleting a particular record during the run …  |
 | Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click provider = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" datafile = "E:\Software Development\Student Profiler\Student Profiler\School.accdb" connString = provider & datafile myConnection.ConnectionString = connString myConnection.Open() Dim str As String str = "Insert Into Basic_Information([ID],[Admitted In The Class],[Subject],[First Name Of The Student],[Middle Name Of The … |
 | Hi everyone, im new to this fourm. Ok i'm working on a dgv page, every time i fill out my text boxes ect. i press add transaction button i got. Information shows up in the dgv, but then theres 2 columns i want to have the total sum show up … |
| | I have a datagridveiw with 6 differnet columns. I got 2 columns with the header names, "In" and "Out". So my question is, how can i get the sum of each showing in a seperate textbox. Not by the # of columns there are but by the name of the …  |
 | Hello im having trouble with my code ! we are asked to organize a list of names from a text.txt file the make them show up into a lits box (got that part down :) ) . then from the list box we are asked to create an array and … |
 | I have tried in many places but all have gone in vain. I am hopeful of getting a solution in this forum. I have a vb.net app in which there are many panels. I want to take a bitmap of a panel which is hidden behind the panel which is … |
| | dear sir i have one check box and one button.when i open form above button is hide. if i tick check box and close the form and when i re open form i want to display above button please help me how to do it. thank you wansa Public Class … |
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