Recent questions tagged Vb.net

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vb.net - How To Output Shell Command To a RichTextBox In Visual Basic

I've been struggling with this all week so I'm hoping the experts here can help me out. I have an ... RichTextBox1.Clear() End If End Sub See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - How to determine inactivity on a winform

I have a winform that is displayed at the top of my application. What I would like to is have the form set to ... reached a 100% End If End Sub See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Grid I can paint on

So I am trying to create an application to ease creation of pixel arts (school project), what I've done so ... just change each 'pixel's' color See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - How to read an XML File

I have a VB.net program. I'm attempting to use XMLReader to read a .xml file. I want to break the ... and ButtonTitle in an if then statement? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Weird Issue With Windows Service - Service Timing Out

Hi there I have piece of legacy (VS2010) Windows Service code that I have imported into VS2017 and is causing ... . Kind Regards Paul J. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - How can I generate all permutations / combinations of multiple arrays?

My goal is simple, I am trying to generate a list of all possible combinations for a product in a ... of string. permutation or combination? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Why Async function returning System.Threading.Tasks.Task`1[System.String]?

I have a VB.NET function as below: Public Shared Async Function GetIdDoc() As Task(Of String) Dim result As ... getting the above text. thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Access database doesn't save decimal values correctly

I'm having some problems trying to save decimal values within a table in my Access database. If I type the values, ... of why this doesn't work. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - InvalidCastException with WebBrowser.IsBusy or ReadyState (VB .NET)

I was playing around with the method that was suggested as an answer to another of my questions (Automate website ... try block). Any ideas? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - What is the difference between vbNullString, String.Empty and ""?

All of these txtUsername.Text <> vbNullString txtUsername.Text <> String.Empty txtUsername.Text <> "" seem to return ... , String.Empty and ""? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Equivalent of Visual Basic's And and Or in C#?

I know that AndAlso is equivalent to && and OrElse is equivalent to ||. But what is the cleanest way to ... equivalent to Xor in Visual Basic? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - KeyDown event not firing with .NET WinForms?

I already have KeyPreview set to true in the form properties I'm working on a small program, and I'm having ... = True End If End Sub See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - How to enumerate the LOCALIZED alphabet in C#?

First of all, this is not a duplicate of: Quickest way to enumerate the alphabet Because I need to get ... possibly only upper XOR lowercase. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Sorting arrays numerically and alphabetically(like Windows Explorer) without using StrCmpLogicalW or shlwapi.dll - ASP.NET VB

I created a sorter that StrCmpLogicalW / shlwapi.dll. unfortunately it causes errors on partial trust environments. ... End Function End Class See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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861 views

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vb.net - Where are application settings saved?

I am trying to store some persistent application data so I've added a setting to the project by R-Clicking ... stores it somewhere. But where? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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825 views

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vb.net - App.config connection string Protection error

I am running into an issue I had before; can't find my reference on how to solve it. ... .CryptographicException: Object already exists See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - How do I figure out the correct argument structure for an unmanaged dll?

I was loading in some old VB functions from VBA, and mostly got everything updated to VB.NET, but there ... OptionalLength As Long) As Boolean See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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717 views

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vb.net - Call to Rnd() generating the same number

When I set up this bit of code, every time I debug the software it generates the same number. Can anyone tell ... there is the number 70 again. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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745 views

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vb.net - How to pass values to two different parameters

I am developing a Windows Application and use a Crystal Report in it. I am able to pass value to one parameter ... As Exception End Try End Sub See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - How do I convert a very long binary number to decimal?

I have a binary number represented as 11.1111111 (the . being analogous to a decimal point). There are 2 bits ... unprocessed at the end ... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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917 views

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vb.net - Text Align column in Listview: first column cannot be centered

I have a Listview in detail mode with 3 columns. I want to set the text align for the headers to "center". ... I need to program this? Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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777 views

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vb.net - What did VB replace the function "Set" with?

I've found several aspx codes for forms which include the use of a "Set" function. When I try them out on ... .Send to be VB.NET compatible? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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855 views

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vb.net - How to split a string by x amount of characters

I have a program where a user enters a list of numbers in the form of a string. This list of numbers is always ... I just don't know the syntax. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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886 views

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vb.net - Install ClickOnce without running

When you install a ClickOnce application, the program runs after the install. Is it possible to install without ... prefer to use ClickOnce. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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712 views

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vb.net - How to check if the text file is open and close the text file?

I am trying to save the text file in this path:"C:Testest.txt" and when the file is already opened I need ... Process In Process p.Kill() Next See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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842 views

1 answer

vb.net - WMI remote process to copy file

Long story short, my application needs to copy a file to a remote target where UNC connections TO the target might ... what I'm trying to do? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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932 views

1 answer

vb.net - ASP.NET dynamic Command Button event not firing

I'm trying to create Command Buttons dynamically, but clicking the button in question doesn't seem to raise the ... = "EVENT FIRED" End Sub See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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883 views

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vb.net - Icon.ExtractAssociatedIcon for things that are not files?

Is this possible? It gives me an error, and I had previously thought it could work for folders and drives and ... EVERYTHING? This is vb.net See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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