20,279 Topics
 | |
| | Can Somebody help me? i have an error whenever i want to save the data i have retrieved from different table in mysql. my system is doorlock system. im going to choose an item in the combobox and when i click the button, the data i'd chose from the combo …  |
 | Hi to all the old familiar faces, have not been here for a while... I have read up on tons of samples and answers (and even more on how cryptography works) but none answers my scenario. I am creating a new user from desktop app in VB.Net. User need to … |
| | Hiya !! M pretty new to VB.Net and need an expertise guidance in making of my project named Loan Management system... I got a form named 'emicalculator' and the details are as follows : TextBox1 named LOAN AMOUNT TextBox2 named TENURE TextBox3 named INTEREST RATE a button named CALCULATE TextBox4 …  |
 | Hi every one :) I've been doing a project and it seems hard for me to finish it, because i dont have an idea with the code. i have a code for looping picturebox . several picture box during runtime had been done, but how do i can give them …  |
| | Well this script is working partially, when the script submit the login a MsgBox("The login is wrong!") appeared, but when the page load a MsgBox("The login is ok!") appears. Why the "The login is wrong!" is appearing? Can someone fix for me or tell me another way to do that? …  |
 | hello i have a code in vb.net and my logic is if i will input 13973.88 the nearest number is 10000 but the output was 15833 can you please help me solving this code please? Dim data(,) = { {0.0, 0, 1}, {0.0, 0.05, 4167}, {41.67, 0.1, 5000}, {208.33, 0.15, …  |
| | I have an existing table in an Access DB that I want my user to be able to copy by pressing a button. When the user presses the button, they should be prompted for what is to be the name of the table. The program should then copy the existing … |
| | hi i am using vb.net multidimensional arrays and i am getting the nearest or closest number i just want to ask if my code was correct or not ? for example i have an input of 13000 and nearest number should be on col 6 can you please help me … |
 | Good morning, I've been around a number different sites trying proposed solutions both in C and VB but have not been successful. Most solutions give only those devices connected to my computer. Am I missing something, my router can do (but it's a pain to extract all the MACs and … |
 | Friend Module Program Public Declare Function SetConsoleTitle Lib "kernel32" Alias "SetConsoleTitleA" (ByVal lpConsoleTitle As String) As Long Declare Function ShellExecuteA Lib "shell32.dll" ( _ ByVal hWnd As IntPtr, _ ByVal lpOperation As String, _ ByVal lpFile As String, _ ByVal lpParameters As String, _ ByVal lpDirectory As String, _ ByVal … |
 | Have you ever wanted to develop a math parser and evaluator? Are you in such a quandary or just have curiosity or interest in the matter? If so, you may download the complete source version 8.3.48 or later, but be warned there is almost no comment; or instead, follow versions …  |
| | I'm just trying to insert some more informations to mysql table. I used recently methods. But it won't help me. so if you can help me ? my code is below : Try Dim mstream1 As New System.IO.MemoryStream() Add_House.pic1.Image.Save(mstream1, System.Drawing.Imaging.ImageFormat.Jpeg) Dim arrImage1() As Byte = mstream1.GetBuffer() mstream1.Close() Dim mstream2 As … |
 | From below html code I need to get text between tr,th,td tags and display it in datagridview using vb.net <div id="flArrTime"><table class="table table-striped arr_dep_table_parent"><thead class="arr_dep_table_head_landing font_panton_bold"><tr><th>FLIGHT NO</th><th>ORIGIN</th><th>VIA</th> <th>STA</th><th>TERMINAL</th><th>ETA</th><th>STATUS</th></tr></thead><tbody class="arr_dep_table_body"><tr><td>AI 216 D</td><td>Kathmandu</td><td></td><td>16:50<br>02/01/17</td><td>T3 </td><td> 16:10<br>03/01/17</td><td>Delayed</td></tr><tr><td>9W 567 </td><td>Dammam</td><td></td><td>05:40<br>03/01/17</td><td>T3 </td><td> 19:25<br>03/01/17</td><td>Delayed</td></tr><tr><td>ET 686 </td><td>Addis Ababa</td><td></td><td>08:05<br>03/01/17</td><td>T3 </td><td> 11:29<br>03/01/17</td><td>Arrived</td></tr><tr><td>AI 156 </td><td>Moscow</td><td></td><td>08:55<br>03/01/17</td><td>T3 </td><td> 11:18<br>03/01/17</td><td>Arrived</td></tr><tr><td>WY 241 </td><td>Muscat</td><td></td><td>09:25<br>03/01/17</td><td>T3 </td><td> 12:03<br>03/01/17</td><td>Arrived</td></tr><tr><td>AI 120 D</td><td>Frankfurt</td><td>Jaipur</td><td>09:35<br>03/01/17</td><td>T3 </td><td> 12:19<br>03/01/17</td><td>Arrived</td></tr><tr><td>RA 205 </td><td>Kathmandu</td><td></td><td>09:40<br>03/01/17</td><td>T3 </td><td> 14:10<br>03/01/17</td><td>Delayed</td></tr><tr><td>ZM 1025 </td><td>Bishkek</td><td></td><td>09:50<br>03/01/17</td><td>T3 </td><td> 15:25<br>03/01/17</td><td>Delayed</td></tr><tr><td>AI 142 </td><td>Paris</td><td></td><td>10:00<br>03/01/17</td><td>T3 </td><td> 11:32<br>03/01/17</td><td>Arrived</td></tr><tr><td>AI 348 </td><td>Mumbai</td><td></td><td>10:30<br>03/01/17</td><td>T3 </td><td> 11:58<br>03/01/17</td><td>Arrived</td></tr><tr><td>9W …  |
 | Hello, I have this error "Arithmetic operation resulted in an overflow." I have no mathematical operations in my code. Why would that error come up? This is code: Public Sub Check_Record() Try SQLCon.ConnectionString = "Data Source=10.138.26.38; Initial Catalog = Safety_Database; User ID=sa; Password=spd" SQLCon.Open() 'change the data fields names and …  |
 | i have this line in my Web.Config <add key="localhost2" value="http:\\0.0.0.0\export\" /> in vb Code: <a href='" & ConfigurationSettings.AppSettings("localhost2") & TransactionNo & "\" & fi.Name & "' target='_blank' >" & fi.Name & "</a>" the Publish URL : http://0.0.0.0/export/803/SingleResult.pdf How i can encrypt the 803 value or prevent the user from change … |
 | Hi hope someone can help me Read sqlite datatable is verry slow I have a listview in detail mode with 45 columns. and a datatable to add, read, delete and update datarows with 45 colums. Only i have a problem to read the datatable and show it all in the …  |
| | Hi All, We are using zetta cube with asp.net and vb.net (coding) in 3.5 framework / VS 2008 from 2010. Its working fine. Just 3 months back we are upgraded to IE11 (Edge mode) at the time of upgrading we faced some of UI issues and resolved the same. The …  |
 | I export datagrid to excel file using this below code. But it doesn't export datagrid header. I'm just change values at for loop. But it doesn't help me. Please help me. Dim xlApp As Excel.Application Dim xlWorkBook As Excel.Workbook Dim xlWorkSheet As Excel.Worksheet Dim misValue As Object = System.Reflection.Missing.Value Dim … |
 | Validate student id,username if already exist in database table . Using VB.Net 2012 and SQL database on windows10 system. Thanks for your help.this is my first post so thank you for your help guys. Private Sub InsertSutdent() SQL.AddParam("@stud_name", txtFirstname.Text) SQL.AddParam("@stud_lastname", txtlastname.Text) SQL.AddParam("@stud_id", txtStudentId.Text) SQL.AddParam("@stud_username", txtUsername.Text) SQL.AddParam("@stud_course", cbxCourse.Text) SQL.AddParam("@stud_password", txtpassword.Text) SQL.AddParam("@active", …  |
| | hey, I need help :) Now I realized that this problem. In my software there are many reports. I used report viewer (defualt comes with visual studio) control for reporting. All the other forms loaded to MDI paren form. I run one of report. Then I run another report then … |
| | HEY GUYS, i need your knowledge thanks! Super newbie here 1. How to specify database path on deployment, when installing the app to a different machine without encountering error. In this case i have MS access as database 3.How to reflect changes on the database to other machines |
| | Hi, i have a datagridview : grd_ol and i added a button to it: Dim btnColumn As New DataGridViewButtonColumn() btnColumn.HeaderText = "Invoice" btnColumn.Text = "View Invoice" btnColumn.UseColumnTextForButtonValue = True grd_ol.Columns.Add(btnColumn) the table sort of looks like this: | ORDER_ID | CUSTOMER_ID | STAFF_ID | ORDER_DATE | TOTAL(RM) | INVOICE | … |
| | Hi. im trying to get data from table TBL_ORDERITEM FLD_ORDERITEM_ID | FLD_ORDER_ID | FLD_PRODUCT_ID | FLD_QTY | FLD_SUBTOTAL grd_productlist.DataSource = ("SELECT FLD_ORDER_ID,FLD_PRODUCT_ID,FLD_QTY,FLD_SUBTOTAL FROM TBL_ORDERITEM_A15428 WHERE FLD_ORDER_ID = '" & id & "' IN (SELECT '" & id & "' FROM TBL_ORDERITEM_A15428 GROUP BY '" & id & "' HAVING COUNT(*) … |
| | Hi. so this is actually a continuation from another question of mine[Here](https://www.daniweb.com/programming/software-development/threads/506795/dynamically-add-values-into-datagridview-cell-from-listbox-vb2010) but i was advised to start a new thread as the original question was already answered. This is the result of previous question answered : code for the listbox - datagridview interaction At the top of the code … |
| | Hi. I have a form with list box : lst_product, datagridview : grd_order and button: btn_addline. lst_product has a list of product ids selected from database (MS Acess 2013) , grd_order is by default empty except for 2 headers and btn_addline adds rows to grd_order. btn_addline : Private Sub btn_addline_Click(ByVal … |
 | How to display picture stored in MS access to PictureBox in vb.net I make a login form that require your username and password and picture to login successfuly |
| | Hello i had a datagridview with data in it and i wanted to display the selected row in textboxes here's the code i tried by i think its totaly wrong [code=vb.net] Private Sub DataGridView_CellClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles DataGridView1.CellClick Dim i As Integer i = DataGridView.CurrentRow.Index …  |
| | Hello everyone.. pls I'm new to programming. I'm trying to develop a dictionary application with voice recording for each word in VB 2010 which should have a database probably Mysql. I've started with the interface. I want it to be something similar to Cambridge Advanced Learner's Dictionary. Will appreciate your … |
 | Hello All ... Iam Getting An Error With try to excecute the stored procedure . I have Have Sql database , the stored procedure like so : USE [MPRS] GO /****** Object: StoredProcedure [dbo].[Search_Licenses_By_Number] Script Date: 26-Nov-16 8:06:52 AM ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER PROCEDURE … |
| | Hi. Im using vb 2010. I want to dynamically add textboxes to my form by clicking on a button. I've google searched and so far this code worked: Private Sub btn_addline_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn_addline.Click Dim txtB1 As New TextBox Dim i For i = … |
The End.