Recent questions tagged Vb.net

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I'm trying to capture two key presses in my VB.net application, for this example CTRL + B, the code below ... End If End Sub End Class Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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857 views

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vb.net - 'If' statement and the colon

Here is an interesting piece of code that my fellow team members were just having a slightly heated discussion about ... document for our team. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Reference to a non-shared member requires an object reference occurs when calling public sub

I have a Public Class "General" in which is a Public Sub "updateDynamics". When I attempt to reference ... member requires an object reference See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Visual Basic.NET: how to create a thread to update the UI

The usual VB way to handle a computationally heavy task is to put it in a background worker thread, while ... keep client informed of progress See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - .NET Native GUID conversion

I have an external database that is feeding information to me. One saves their data as native GUID ... /Globally_unique_identifier for more info See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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797 views

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vb.net - Which .Net Timer() to use

I have a legacy WinForms Mdi App in VB.Net 2.0 which I am adding functionality to. One of the additions ... Am I completely off track? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - DateTime to UnixTime Stamp in .net

Is there any function in vb dot net to convert datetime to unix time stamp If I google I get only the ... time stamp Any help is appreciated See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - Application crashes on startup - missing Microsoft.VisualBasic.PowerPacks

I wrote a simple VB.NET application which works fine on the development machine. However on another machine, ... URLs attempted and failed. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - .exe is not a valid Win32 application on Windows XP

I'm using Visual Studio 2012 Professional and creating an installer by using Advanced installer (3rd party). When I ... to work on Windows XP? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - DoEvents in .NET

What's the equivalent of the VB6's DoEvents in .NET? EDIT: I have a Sub that takes a long time to do ... inside its do-while) to prevent this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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825 views

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vb.net - How to open a new form but closing the old one in VB

I have a welcome to my application as it loads up, but then need to have that form close and login form open ... If you can help thanks! :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb.net - VS 2008 breakpoint will not currently be hit. No symbols have been loaded for this document

I am struggling to overcome this obstacle and I have high hopes that someone on SO can help. When I set ... no error evident at the breakpoint. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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953 views

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vb.net - Get last 5 characters in a string

I want to get the last 5 digits/characters from a string. For example, from "I will be going to school in 2011! ... for me and gave me an error. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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867 views

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vb.net - ASP.Net: why is my button's click/command events not binding/firing in a repeater?

Here's the code from the ascx that has the repeater: <asp:Repeater ID="ListOfEmails" runat="server" > < ... , what am I doing wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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937 views

1 answer

vb.net Keydown event on whole form

I have a form with several controls. I want to run a specific sub on keydown event regardless any controls ... form it execute a subroutine. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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881 views

1 answer

vb.net - Size of array in Visual Basic?

I've tried this code in VB: Dim a(1) As Byte Console.WriteLine(a.Length) The output is "2". Anyone any idea why? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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887 views

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vb.net - How to add Licence agreement in the setup project

I wish to add licence agreement to my setup files (using setup project) If user does not accept it, setup ... . Thanks and best regards, Furqan See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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vb.net - How to check if a string contains only numbers?

Dim number As String = "07747(a)" If number.... Then endif I want to be able to check inside the ... accepted, but other alphas should not be See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

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vb.net - Automatically add namespace when adding new item

When adding a new item (class, control, etc) in C# it will automatically add a namespace to the file ... Sub #EndRegion End Class End Namespace See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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801 views

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vb.net - Search for Object in Generic List

Is it possible to search for an object by one of its properties in a Generic List? Public Class Customer Private ... am doing this in VB.NET. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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vb.net - How to call a C++ dll file from Visual Basic 2010

I'm using Microsoft Visual Studio 2010 Express: the C++ and VB versions. There is some VB code that forms ... me understand what's going wrong. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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853 views

1 answer

vb.net - Extract transform and rotation matrices from homography?

I have 2 consecutive images from a camera and I want to estimate the change in camera pose: I calculate the ... would be very welcome, thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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994 views

1 answer

vb.net - Portable Python com server using pywin32

Is it possible to run comserver without requiring elevation. For example I am able to run code from Python.TestServer ... Hello("World") End Sub See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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961 views

1 answer

vb.net - How to Add/Remove reference programmatically?

My Application is built to a scan MS Access database in VB.NET. When the Access application is distributed to ... code or link for reference. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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971 views

1 answer

vb.net - Integer.TryParse - a better way?

I find myself often needing to use Integer.TryParse to test if a value is an integer. However, when you use ... get a true / false response? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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968 views

1 answer

vb.net - Why can't I check if a 'DateTime' is 'Nothing'?

In VB.NET, is there a way to set a DateTime variable to "not set"? And why is it possible to set ... must be reference or nullable types. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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822 views

1 answer

vb.net - How to add open and close quotes if A string has spaces

I'm trying to write an If then statement to see if a string has a space in it. If it does, I ... seeing quoting everything... Any suggestions? See Question&Answers more detail:os...

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

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735 views

1 answer

vb.net - Storing Objects into a Class & Retrieving upon Request

I seriously need help with my project. I am trying to store specific jobs into a Class, which then displays ... End Set End Property 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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