Forum Topics Tagged [vb.net]

I create new Windows Application in vb.net with target frame work .net 5.0 But i cannot not Click at Add Project DataSource:  This what it must look like:  What must i do or install to fix this problem? thank you in advance, André

Hello guys, I'm new to VB.Net programming and Daniweb community as well. I'm developing a software in VB.net. But the problem is that I don't know how to create Invoices after taking the Sales Order. I'm in an urgent need of your valuable help you could provide me. Thanks in advance .....

What's the best cloud accounting software for small businesses that handle multiple sales tax rates? Or is there an affordable web-based small business accounting software?

I played many games but none of them were soo good, but then i found sims4 and i'm playing it from last 1 year andi also want to know how can i make a better game than this with some more functions and updates. I found a [website ](www.sims4studiodownload.com/unlock-all-items)which tell everything about sims4, check it out and tell me how can i make a good game like this.

How can read line in file that line have recordor examplethe file: date new_cases new_deaths 2020-07-30 665 10 2020-07-31 590 9 2020-08-01 - 0 2020-08-02 - - 2020-06-04 738 8 2020-06-05 779 - 2020-06-06 770 5 4 line it is not record new_cases or new_deaths so wae ignore the line also line 5 but line 6 we read because it has record> after read this file the reasult is: 2020-07-30 665 10 2020-07-31 590 9 2020-06-04 738 8 2020-06-06 770 5 How can read read this line by java????

The user is going to enter the product number, then the program must be able to open the file, read the information of a inventory in the company, capture the information into an structured array and display the specific product with its information in the labels. all this using a multidimensional arrays and also the structures. currently in the execution it reads only one part of the data. I think that the direct declaration of the array is causing part of the problem, also my program is not reading and capturing well. Imports System.IO Public Class frmMain Public Structure sInventory …

Hello all I have a form with two datagridviews. Grid A is polulated with orders from DB, grib B has an empty table with the same column name as grid A. Im currently draging orders from Grid A onto grid B. My isue is that since grid B has only one empty row, it only alows to drag one item. What I want to accomplish is to add an empty row in grid B In index 0 (the firsst row) In the dragdrop event I tried to add an empty row, but this code inserts an empty row before the …

Hello I have created awhile ago in VS2017 an application [application A] with CR sp21 which works fine. Now Ihave another application [application B] created in vs2019 with CR sp29. When I install app B on the same pc where App A is installed the CR wont work so I installed CR runtime sp29 and app B works, but app A returns an error see attach. How can I have both app working. 

What are the top learning management systems for corporations? And how it helps for employee training?

Dear all i want to know how to show particular records from database by select any record from combobox what is the coding and how to display record in another textbox by selecting from combobox like if you choose any record from combobox it will appear in textbox, in image is attached kindly help me thanks and regards 

Dear all i want to know how to show particular records from database by select any record from combobox what is the coding and how to display record in another textbox by selecting from combobox like if you choose any record from combobox it will appear in textbox image is attached kindly help me thanks and regards 

This is the code i have. My vector is a 5x4 string vector which get test scores from a inputbox to get displayed in a listbox. I want to find the avergare in every test score so im trying to convert the elements from StudentsScores (my string 2d vector) to int so i can sum the rows and find the average but when i input "100, 100, 100, 100, 90, 90, 90, 90, 80, 80, 80, 80, 70, 70, 70, 70, 60, 60, 60, 60 to test if my code is working all i get if 60, 60, 60, 60, …

Hello, I'm trying to write data to an INI file, I've got some code to read it: [http://pastebin.com/Jpwf8XJM](http://pastebin.com/Jpwf8XJM). I've tried to modify this code to get it to be able to write to INI files, but I haven't had much success. I know there are DLL's designed for this, but I would like to have my application so it can be distributed as a single EXE. Also, I know there is My.Settings, but I cannot use this, as this INI file is used by another application, that I have not developed. So, I was wondering if anyone could help me …

If Me.cbobraketype.SelectedItem = ("Rim Brakes") Then braketype = ("Rim Brakes") price = "£120" braketype = ("Rim Brakes") ElseIf Me.cbobraketype.SelectedItem = ("Disk Brakes") Then braketype = ("Disk Brakes") price = "£150" braketype = ("Disk Brakes") End If 'choose type of frame If Me.cboframetype.SelectedItem = ("Aluminium") Then frametype = ("Aluminium") End If 'choose type of brakes If Me.cbobraketype.SelectedItem = ("Rim Brakes") Then braketype = ("Rim Brakes") price = "£390" braketype = ("Rim Brakes") ElseIf Me.cbobraketype.SelectedItem = ("Disk Brakes") Then braketype = ("Disk Brakes") price = "£430" braketype = ("Disk Brakes") End If

Please Provide me the sub Query for the below table that the rows must be unique and make sum of it. This is the SQL QUERY THAT I AM USING SELECT Admission_Fee.srno, Stu_Data.clsname, Sum(Stu_Data.adm_fee) AS Gross, Sum(Stu_Data.Final_adm) AS Final, Sum(Balance.Admission) AS Paid FROM ((Stu_Info INNER JOIN Stu_Data ON Stu_Info.Regdno = Stu_Data.Regdno) LEFT JOIN Balance ON Stu_Info.Regdno = Balance.Regdno) LEFT JOIN Admission_Fee ON Stu_Info.clsname = Admission_Fee.clsname GROUP BY Admission_Fee.srno, Stu_Data.clsname, Stu_Info.Admn_typ HAVING (((Stu_Info.Admn_typ)<>"Annual Charges")) ORDER BY Admission_Fee.srno;  > I Need the Unique rows with sum of duplicate rows. 

I created a crystal report in vb.net 2003 that generates invoices. I need to be able to print this report to a Canon copy machine(with four paper drawers), but I can't select the paper drawer to print from at runtime, it has to print to the fourth drawer. I am using a ReportDocument object with the report source being Invoice.rpt within .NET. Here is my current code for printing: Public Sub PrintForm(ByVal s As String) rdInvoice.RecordSelectionFormula = "trim({SOP10100.BACHNUMB}) = '" & s & "' and {SOP10100.SOPTYPE} in [4, 3]" rdInvoice.Refresh() rdInvoice.PrintOptions.PrinterName = "\\RAPCONT1\Canon iR3300 PS3" rdInvoice.PrintOptions.PaperSource = PaperSource.Lower rdInvoice.PrintToPrinter(1, False, …

I have some problem with my code, i can fetching data from database perfectly fine without any freezing, but after the fetching finish and i want to add the fetched data into grid view, the program will freeze even though i already input the code inside background worker. Here is the code for table declaration, i use DevExpress Grid Data if you wondering about it. Dim Table1 As DataTable Dim ItemCode As String = "" Dim ItemName As String = "" Dim BrandName As String = "" Dim FamilyName As String = "" Dim SubFamilyName As String = "" Sub …

Hi All Masters... I have a datagridview and want to scroll with the mouse move up and down events like a mouse wheel if anyone has sample code i would be very grateful Thanks before...

How to restrict textbox input only arabic

I have a problem with creating multiple file short url which is served by [Umuly](https://www.umuly.com). When I try to create one, I get 400 Bad Request error ( "type": "https://tools.ietf.org/html/rfc7231#section-6.5.1", "title": "One or more validation errors occurred.", "status": 400,"traceId": "|49f91b7b-422e99e9f726b0df.", "errors": ("Urls[0].File": ["" ] )) Can you help me =? (I used braces instead of curly braces because of the error posting this question)

Hello guys, It my frist topic in this forum so i hopeI hope you like it🙂🙂 In this topic we w'll learn how to check internet connection using a simple code. frist make a new project And add a label and timer . second Double click on timer to type code . bool con = Networkinterface.GetIsNetworkAvailable(); if (con == true( { lable1.text="your are connect"; } else { label1.text="you are not connected"; } You can watch the explanation from here[Click Here](https://youtu.be/hL5vrTB1uTQ)

I neet to build an vb.net app to comunicate to specific Windows app COM object by sending the XML request and then collect the XML response but I have no idea how to do it. Can anyone guide me how to do it? Here is the COM spec: **IPixPosTrans** is a Windows COM interface that can be used with most single and multithreading Windows application development environments and languages. It does not have any initialization or finalization routines. Interface: IPixPosTrans Flags: (4416) Dual OleAutomation Dispatchable GUID: A1AED31D-876C-4AA3-AF60-3560062660DF IPixPosTrans = interface(IDispatch) ['{A1AED31D-876C-4AA3-AF60-3560062660DF}'] function ProcessRequest(const Request: WideString): WideString; safecall; end; Note: The …

i want to call the load event of the form inside the click event of the commant button depending upon certain condition how can i do this?

What can you tell me about pwa? Or can you tell me where to go to get this information? I am interested to hear the positive and negative sides of this concept.

Peace be with you! I have been developing apps with VB.NET (old fashion??), upon deployment, all my apps connect to a mysql database server by also installing a mysql database server and of course, mysql db connector to other computers together with the app. But, I can see there a lots of other software that do not require a separate installation of a database server, software like QuickBooks..they seem to have their databases embeded in the application. This removes the hassle of having to make a separate install of mysql server to the client who doesn't even know what is. …

Hi, I created an application in VS 2008,If i run my application in Client machine it shows an error like 'could not load file or assembly 'Microsoft.VisualBasic.PowerPacks.Vs Version 9.0.0.0''.Kindly refer any link which is easy to download and install.

Hi, i want to change my IP-Adress (IP + Subnet + Gateway/DNS) in a Virtual-Box (VBox - System = Windows 10 and 7) to a static-IP. Til today I use "netsh", but sometimes it doesn´t work and I don´t know why. Thats why I am looking for an other method to change the IP. In VBox are 3 different LAN-Adapters (LAN-HOST + LAN-NAT + LAN-BRIDGED). I only want to change the IP at "LAN-BRIDGED"! I'm quite green and not sure if this is even possible. Someone told me it works with wmi maybe, but I don´t know how to do …

basically my sister had a ipad ,and she was using for a long time and was enjoying using it and she forgot her ipad password. there was no way to reset the password without going to shop and we couldn't be bothered to take to pc store to reset the password and she asked me to guess the password as she know i would be able to as she she knows i managed to guess other people's password to the computers or something like that and break in succesfully as i told her that, and i wasn't lying to her …

The following code is not working correctly. It is supposed to be associating an ip address of a user with a post's content, which in an online scenareo you know can be two different ip addresses. It is therefore showing exactly what was done with an account in the event of a password cracking scenareo. It is supposed to display what the hacker did while you were out. It is just a sample program, and if you could troubleshoot my linq that would be great. What it is doing now is not correctly taking into account the date and time …

I would like to build a software career and am looking for the best software training institution. Can you please help me to find one?