I am creating the vb.net application based on C described DLL. I am trying to solve the problem with declaration and using callback function which causing AccessViolationException:
The original callback function prototype:
typedef void(* NOTIFY_FUNC) (uint32_t MsgId, uint32_t wParam...
I manually created a DataSet with a DataTable inside. I would to add with the code values to columns in this DataTable and show them in a Report. But I get different errors.
In my RDLC file I have a DataSource named `companyReportBudget` and a Dataset named `Report`. This dataset has...
WHAT I HAVE:
Visual Basic 2019, .NET Framwork 4.0+, WinForms
I've read the help topic "How to: Host Controls in Windows Forms DataGridView Cells", which shows how to host a DateTimePicker control in a cell via having a class that derives from it and implements...
WHAT I HAVE:
Visual Basic 2019, .NET Framework 4.6+, WinForms
I want my desktop app to be able to, should it find that a secondary program (say, Skype for Desktop or some other freeware that my code invokes) not present on my system (that's relatively easy to determine), attempt to...
Please be gentle, i'm only a begineer at coding!
I have the following sub routine which extracts information from a datagrid. It's only 2 columns so quite simple.
The variable which is passed to the sub "SaveREGtxt(reg)" needs to be available outside of the below sub routine and...
I have this working code (below) that gets a list of all opened windows.
However, it doesn't show 2 Windows Explorer windows I have open on the desktop.
What do I use to make those to show up in the list??
Thanks in advance. I would really appreciate your input.
I am doing a school preoject and have looked into a lot of things but cannot seem to find a way to display all rows of a database. i have been using .ExecuteScalar but it will only display the first result. I cannot post my code in case i am accused of copying as this is an important project for...
I know this is probably a frequently asked question, but I've been spending all day trying to find a solution to this problem. Now, I am working on a project in which VB is partially used. And in a program that has been made by someone else, there is a VB class that I want to develop little a...
Hi! I am creating a system where when i type a number in textbox1, it automatically add commas. ive searched in the internet and found almost similar functions on what i am looking for. but i have a problem, i dont want the < .00 > decimal to show during i enter the numbers and i will only add...
Hi, im having difficulty in getting the accurate location of the image i want to capture, how do i correct this? ive tried to manually put the X and Y number but the result was the same. (Please see Attached Image, The First Image is the whole form and the second image was the result after...
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ReaLTaiizor is a UI/UX component library. It allows you to make modern designs using the various components it offers.
Step 1：Add a reference to ReaLTaiizor or search for ReaLTaiizor on the NuGet;
Step 2：Enjoy designing
This is regarding an issue in vb.net application.
In a textbox, we have set the font of a textbox as Kruti Dev 010.
While typing the text is shown in hindi.
But when we convert it into string say,
Dim s As String = txthindiname.Text
This string shows the data in english, and...
Hi, im a student, new here and new to vb.net.
we have this assignment, to create camera application using webcam with the following features : crop/save/upload
i already did this, but i want to change it after seeing this in youtube and i like it and i thank him.
i tried to make it in .net...
What is wrong in my code below?
How to fix the error?
Private Sub AddAdmin()
' ADD PARAMETERS
I am fixing issues with Edge in a VB.Net Visual Studio 2010 application and window.open does not open the print screen. The code below show the "url" and "script" variables are correct when debugging; however, the screen is not opening.
Dim url As String =...
I'm making a project through and I'm trying to add review feature in it.
I can add the review easily but I got stuck when I tried showing reviews.
It only shows 2-3 words from each reviews only.
I thought the datatable may have incomplete info but it had complete info after checking with msgbox...
I was trying to convert a existing Windows Form Application (VB.NET) to Windows Form Application (VB.NET Framework) as I wanted to use Data Sources. After copying all the sources files and form design files and making necessary changes in the code, the application is running but with some kind...
I have issue with my code,
what i receive as error is :
System.ArgumentException: 'Argument 'Prompt' cannot be converted to type 'String'.'
and it's always shows
Catch ex As System.Exception
i have try to add in my google account...
Hello can someone help me,
How i can fetch the items from datagridview to attach them to email
How it will be in function SendMail()
Can someone tell me is it correct now , how to read files from Datagridview in attachment
Public Sub SendMail()
Dim oEmail As MailItem = CType(New...
Hi there !!
I am currently working in a desktop based application where I have to add controls programmatically and then to get the name of the control to remove it.
Now the issue which I am facing is the name for the control changes as I add more controls to the form and I am unable to remove...