All Questions
104
questions
22
votes
4
answers
29k
views
'Forms' is not a member of 'Windows'
I tried to change the Target Framework on my app recently from .NET Framework 4.5 to 4.5.2, but if I do I get the following error when trying to build: "'Forms' is not a member of 'Windows'" (that is, ...
- 1,245
11
votes
2
answers
2k
views
POST a Multi-Part Form to Bamboo API
I'm having a lot of difficulty submitting a multi-part form through a VB.NET console application to BambooHR API. I've posted my current code as well as a sample request from the documentation below, ...
- 1,799
6
votes
1
answer
499
views
See POST Multipart Form Data Request
I'm trying to submit a multipart form through a C# and a VB.NET console application, but how do I see what it actually looks like? I've seen on some forums that you can see what it looks like through ...
- 1,799
5
votes
2
answers
2k
views
Can't send xml to webservice - The underlying connection was closed. An unexpected error occurred on a send
I'm creating an application to submit some XML to a web-service.
The issue is that I can't communicate with the web-service. I'm getting this error, when I call "request.GetRequestStream()":
The ...
- 6,853
4
votes
1
answer
2k
views
How to install SQL Server LocalDB with my application?
I have developed an application in vb.net 4.5 with VS2015 and I am using InstallShield Limited Edition to create the MSI installation file.
Some of the final users don't have internet, so I need to ...
- 145
4
votes
2
answers
1k
views
Dependencies not loading or partially loading
I am trying to work with the MS Lync UCMA 4.0 sdk and just switched to using Visual Studio 2012 (becuase .NET 4.5 Framework is required). I can't figure out what is going on here, I've set the Target ...
- 55
3
votes
3
answers
2k
views
String.Split is not removing the split text, only the first letter
What's going on here?
issue.CallAction has the following value:
"Blah blah - WebSite - 9/20/2017 - Containers remaining changed to 0."
Splitting on it, like so:
issue.CallAction.Split("Containers ...
- 3,506
3
votes
3
answers
3k
views
How to determine if a path is fully qualified?
Given a path, I need to know if it is a fully qualified path (absolute path).
I know there is a method called System.IO.Path.IsPathRooted but this returns true for paths like:
C:Documents
/...
- 10.2k
3
votes
2
answers
2k
views
Date comparison myDateTime.Equals(DateTime.MinValue) not Working in VB.Net
I use VB.Net, Visual Studio 2010, .Net version 4.5.50938 SP1Rel.
When a DateTime parameter is empty I see the value passed is #12:00:00 AM# which is basically the DateTime.MinValue. Assuming ...
- 1,566
3
votes
4
answers
4k
views
Async Await Timeout
I am writing a simple method that validates a webpage url is real and returns either True or False.
Using the new async await functions in .NET 4.5 this now seems ridiculously easy, but how do I set ...
- 16.5k
3
votes
2
answers
604
views
Create Self Constructing Objects with JavaScriptSerializer (JSON.PARSE equivalent)
I'm creating a flexible framework for creating and storing settings for third party developers.
One of the better choices we made was to create a system where the developers created their own ...
- 5,501
3
votes
1
answer
79
views
Why does ThenBy raise an exception in the following case?
I am using .NET 4.5 and I would like to understand the following:
If I execute this everything works as expected:
Dim lst = Enumerable.Range(1, 10)
Dim lstOrdered = lst.OrderBy(Function(i) i Mod ...
- 1,199
3
votes
3
answers
722
views
Parallelizing a for loop with stepping in .net 4.5
I have a function that looks something like the code below. Its purpose is to take triangle facets one at a time from an array of points where each three points is one facet, and tessellate them, ...
- 3,098
3
votes
1
answer
233
views
Calling a .net 2.0 method from a .net 4.5 test causes a RemotingException
In my solution I have a test project using .net 4.5 that calls methods on a class library project written in .net 2.0.
I have successfully called many methods (all functions), but one method (a Sub) ...
- 8,932
3
votes
1
answer
936
views
async Task running from vb.net
I have create class library in C#
static private async Task addMeeting(string subject, int roomId,bool coffee, bool receptionist, bool valetParking, string deductedFrom, string program)
{
await ...
- 1,925
3
votes
0
answers
2k
views
System.Runtime.Versioning.TargetFrameworkAttribute is not defined after setting TargetFrameworkVersion in project file
I'm trying to multi-target a project between two .net versions. I've edited the .vbproj file like so
<PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'GP2010|AnyCPU'">
<...
- 31
2
votes
1
answer
536
views
<decimal>.ToString("P3") returns differerent results on Win7 and Windows 10
I have got two boxes: One Win7 and the other Win10 (and also a Windows Server 2012 box, which behaves the same as my Win10 box).
On all boxes there ist .NET Version 4.5.2 installed.
When I run the ...
- 1,043
2
votes
2
answers
2k
views
Calculate coordinates for rotated text plus bounding border
I have a form that is going to allow a user to create custom "stamps" to place on a PDF. The form displays with a image of the first page of the pdf and I want the user to basically click on the ...
- 12.3k
2
votes
1
answer
704
views
Overload resolution failed for New PageAsyncTask
I am trying to do some asynchronous operations in ASP.NET 4.5 Web Forms. I received this error when following several online tutorials:
Overload resolution failed because no accessible 'New' can ...
- 1,440
2
votes
3
answers
5k
views
Testing if I have full read/write access to a file in VB .NET 4.5 before processing it
I'm writing a windows service which runs as the local system account. I'm trying to make sure if I have full read/write access to a file beginning to process it any further. Here is my code:
Dim ...
- 45
2
votes
2
answers
655
views
Roslyn Only Compiler Error with Lambda Statements: Expression cannot be converted into an expression tree
Question
How can I rewrite the below Moq tests so they work again in Roslyn? Obviously I could remove the Lambda, but I was hoping to avoid that.
Also, for interest sake: did the Roslyn compiler ...
- 3,714
2
votes
1
answer
2k
views
ASP.NET "The request was aborted: Could not create SSL/TLS secure channel" occurs also with configured servicepointmanager
I'm trying to request this image: https://www.kamerstunt.nl/file/img/web/woning/9577323WenumWieselZwolseweg-142d_6.jpg
If the image no longer exists when you read this, it might have been removed, but ...
- 6,260
2
votes
1
answer
375
views
.Net 4.0 throws Invalid Date Exception
In .Net 1.1 ,the following code does not show any error.
Dim T As DateTime = "10\1\2010"
But in .Net 4.5 , the same code shows error saying "Unrecognised Date Format".
Why is this happening? Why ...
- 1,422
2
votes
2
answers
3k
views
Repository pattern with Entity Framework 5. Updating related objects
I am building a repository for a new application which uses Entity Framework 5 as the backend data source. I have the basic CRUD operation working for simple models but I am struggling to understand ...
- 6,456
2
votes
0
answers
278
views
IOLEWindow Interface not (no longer?) working
We have had this piece of code in our application for a long time, and as far as we know it was working fine until now:
(Please note that I have removed any code that is irrelevant to the problem, e....
user6499401
2
votes
1
answer
2k
views
CefSharp SetZoomLevel not working
I am using in a WinForm an object of type:
CefSharp.WinForms.ChromiumWebBrowser
Everything is working fine but I am having an issue when I try to change the ZoomLevel with SetZoomLevel method:
If ...
- 2,132
2
votes
1
answer
409
views
Ensure a method only fires once when an event is triggered multiple times in Winforms newer method in .NET 4.5
So essentially I have wired up three text boxes to do a smart filter and want to let a user do a multi filter. The only problem was that it was firing too frequently and I want to have it fire after ...
- 14.4k
2
votes
0
answers
418
views
Entity Framework 5.0 TBH multiple level abstract inheritance hierarchy not saving properties into databse
I have a two level heirarchy of inheritance defined in my EF5 edmx file.
A simple example of the class structure:
A -> B
A -> C
A -> D -> E
A -> D -> F
Where bold classes are abstract (...
- 171
1
vote
1
answer
1k
views
MEF CompositionContainer Missing ComposeParts Extension method
I am trying to abstract away the MEF composition of parts into a class library class but I am having problems in .Net4.5 RC as the ComposeParts Extension method is not available in the class library ...
- 6,456
1
vote
1
answer
520
views
Control locations wrong in nested SplitContainer at high DPI
Controls are in the wrong location when they are anchored to bottom or right in a SplitContainer that's in a Panel or another SplitContainer at high DPI settings like 160 % with .Net Framework 4.0 or ...
- 1,327
1
vote
1
answer
2k
views
How to draw control while is moved in a Drag-and-drop event
In Vb.net, through Drag and Drop events, a control (button) is moved from a Panel to another Panel.
Is there any way or option to draw the control (button) while is being moved by cursor? Now I have ...
- 690
1
vote
1
answer
163
views
"Input value not long enough for date format" When updating with TableAdapter
My queries are managed by a DataAdapter, so I have little to no control over it's generation.The problem query goes this way:
UPDATE MYSCHEMA.MYTABLE
SET MYDATETIME = :myDateTime
WHERE (MYKEY =...
- 919
1
vote
1
answer
572
views
Access page session variables from class
In my web application(vb.net 4.6), I use session variables in all my pages.
It's using
Page.Session As HttpSessionState
I recently created a new public class within this project to hold some ...
- 6,774
1
vote
2
answers
2k
views
Visual Studio 2013 not showing .net Framework
I have been trying to figure out how to install the .net framework 4.5.2 for visual studio. I heard that visual studio already has 4.5 installed, but it's not showing up on my list, the highest is ...
- 15
1
vote
2
answers
9k
views
ASP.NET 4.5 How do I use an Ajax controls, I can't find them in the Toolbox?
total newbie to AJAX, I got the NuGET an I found the Ajax Control Toolkit
7.1213.0
I ran this PM> Install-Package AjaxControlToolkit
It said successful at the end.
There is nothing to add if I ...
- 99
1
vote
2
answers
197
views
None of my Win Forms buttons work
I have a windows form which connects to a SQL Server though a dataset. The form was working fine since my last compile. All of a sudden, none of my buttons work! The data is loaded on the form, all ...
- 3,250
1
vote
2
answers
193
views
'sendasync' is not a member of 'System.Threading.Tasks.DataFlow.BufferBlock'
I'm trying to run the Microsoft TPL DataFlow complete example at the bottom of 'How to: Write Messages to and Read Messages from a Dataflow Block' but the code will not compile as-is. I have pulled ...
- 5,731
1
vote
2
answers
1k
views
How to Verify If the Database Connection is Successfully Established?
The Controller:
Imports System.Data.SqlClient
Private Sub SqlClientPermission(value As Boolean)
allowBlankPassword = True
End Sub
Function CreateCommand() As SqlCommand
Dim ...
- 45
1
vote
0
answers
36
views
VB .NET 4.5: Running python script through Shell() returns "File not found"
Running the following snippet yields "System.IO.FileNotFoundException: File not found"
Sub Main()
Dim scriptPath As String = "D:\Programs\Tester.py"
Dim pythonPath ...
- 33
1
vote
1
answer
482
views
Error: You can't create entries as long as previously created entries are still open
I've created à Zip maker in VB.NET and I've this error :
You can't create entries as long as previously created entries are still open.
(Translated from French : Impossible de créer des entrées tant ...
1
vote
1
answer
287
views
Utilize a .Net Framework 4.5 project reference in a .Net Framework 3.5 startup Project
We have a project that was built in the 3.5 version of the .Net Framework. We updated this project to be on the 4.0 version of the .Net Framework, and after we worked through all of the issues we ...
- 775
1
vote
0
answers
125
views
StreamWriter.close() does not flush in Windows 2012
I'm coding a VB.net application that writes files on disk. I have to be sure data is really written on disk every 1 second. So I close the stream, set the last write date and reopen it:
Dim now As ...
- 15.7k
1
vote
1
answer
769
views
Adding an element to an xdocument at runtime vb.net
I have two programs,
one is a webservice written in C# .NET V4.5 and the other is written in VB.NET V4.0
I am using the xDocument class to create an xml document to send to a webservice,
in the VB ...
- 13
1
vote
0
answers
89
views
How to stop WebRequest use last successful credential - reset CredentialCache
When using the following code, if I specify a wrong username/password combination I get a 407 error.
If I use a correct one, I get the page requested.
If I try again with a wrong username/password I ...
1
vote
1
answer
94
views
Threading Consumers in a Blocking Collection
I have windows service that on a timer event adds items to a blocking collection and then creates a thread for each item in the queue to be processed.I am using CompleteAdding() to make sure the queue ...
- 101
1
vote
0
answers
129
views
WP8.1 Dynamically Created Image is missing
I'm developing a Windows Phone 8.1 application using a Hub control to dynamically display categories (as HubSections) and images (contained within a StackPanel in each HubSection).
The process runs ...
- 3,243
1
vote
0
answers
1k
views
Download File and Extract Immediately - File is being used by another process
I'm looping through a list of zip files and downloading them from a WebClient. I'm trying to extract them immediately after they download, but getting an error that the file is being used by another ...
- 700
1
vote
0
answers
117
views
FindControl no longer working after .NET 4.5 Upgrade
Prior to upgrading to .NET 4.5 the code was working correctly with findControl, but it was because they were being added with the prepended placeholder location. We are now receiving
Object ...
- 1,219
1
vote
1
answer
687
views
SpeechRecognitionEngine Spoken and Recorded do not match
I am using SpeechRecognitionEngine to recognize information being spoken by a user. The method will be running on the client's computer and it is working just fine and recognizing text almost like I ...
- 12.3k
0
votes
2
answers
83
views
Assign values to Tuple with named values in inline function
I'm supporting a solution using VS 2022 and Framework 4.5.2.
I'm trying to create a tuple with named values inside an inline function and pass it to another function.
I know how to declare the tuple ...
- 4,421