Recent questions tagged .net

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.net - Why isn't Skip() in LINQ to objects optimized?

var res = new int[1000000].Skip(999999).First(); It would be great if this query would just use the ... it just calls the Count property. See Question&Answers more detail:os...

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

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.net - Assembly Loading Version Mismatch: Why is it loading?

I have two assemblies: HelloWorld.exe and Hello.dll. The exe is the main assembly and the dll is being used ... loaded in default load context. See Question&Answers more detail:os...

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

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.net - svcutil exlude/reuse refrenced assemblies

Is it possible to use svcutil to reuse/exclude referenced types, as with visual studio. I have multiple projects, ... :) ) Brgds, Stian See Question&Answers more detail:os...

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

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.net - Reading Excel sheet using ACE.OLEDB.12.0 with IMEX=1 not working

I'm using the below Connection String with ACE.OLEDB.12.0 to read data from an XLSX Spreadsheet, but the ... will be treated as text. See Question&Answers more detail:os...

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

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.net - What are the special values of WPF's Binding engine when converting values?

I already know about the Binding.DoNothing that one can return from an IValueConverter implementation to signify that no ... . What are they? See Question&Answers more detail:os...

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

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602 views

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.net - Get specific window handle using Office interop

I'm creating a new instance of Word using the Office interop by doing this: var word = Microsoft.Office.Interop. ... for my instance of word? See Question&Answers more detail:os...

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

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.net - Force a custom WPF Control to resize correctly

I have written a WPF user control and part of it involves dynamically adding elements to a canvas which effects ... methods to be calling. See Question&Answers more detail:os...

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

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.net - How to bind a selectlist with viewmodel?

I can't get a select list to bind to my ViewModel. I have a ViewModel which contains a Question ... form, the ValidationMessageFor triggers?? See Question&Answers more detail:os...

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

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.net - How can I send a managed object to native function to use it?

How can I send a managed object to native function to use it? void managed_function() { Object^ obj = gcnew ... ? obj->SomeManagedMethods(); } See Question&Answers more detail:os...

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

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.net - Purpose of Dispose calling Dispose(IsDisposing) pattern in C#?

Here is code from MSDN. I don't understand why the work isn't just done in the regular Dispose() method here. ... null; _disposed = true; } } See Question&Answers more detail:os...

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

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.net - WCF: Interfaces, Generics and ServiceKnownType

I have the following: [ServiceContract] [ServiceKnownType(typeof(ActionParameters))] [ServiceKnownType(typeof(SportProgram) ... } Cheers Anthony See Question&Answers more detail:os...

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

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.net - How to make form system modal using C#?

I need to show form as top level system-wide, e.g. over /all/ other windows on screen. I do realize ... nuisance. Any ideas welcome. LP, Dejan See Question&Answers more detail:os...

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

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.net - Real-time wmv video encoding in C#

How to encode video on the fly and send it trough the network from C#? Can't find a suitable library. I ... a .NET assembly available. 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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580 views

1 answer

.net - C#: How to remove namespace information from XML elements

How can I remove the "xmlns:..." namespace information from each XML element in C#? See Question&Answers more detail:os...

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

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835 views

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.net - How to create a DBF file from scratch in C#?

I am trying to write a DBF file from scratch in my program. I want to create it, add some columns, and then ... Does anyone know how to do 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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530 views

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.net - When storing a MySQL connection string in App.config, what value should the providerName property be set to?

When storing a MySQL connection string in App.config, what value should the providerName property be set ... connectionStrings> </configuration> See Question&Answers more detail:os...

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

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701 views

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.net - add menu item to default context menu

I'd like to add a menu item to the default ContextMenu of a RichTextBox. I could create a new ... item without re-implementing everything? See Question&Answers more detail:os...

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

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446 views

1 answer

.net - Multiple WebBrower sessions / processes in one window

I would like to create a .NET application that utilizes multiple instances of the WebBrowser control. The catch is ... ? Thanks in advance... See Question&Answers more detail:os...

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

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817 views

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.net 4.0 - Run-time error -2146234341 (8013101b) Automation error from VB.NET to VB6, using manifest?

I am trying to access a VB.NET DLL (.NET FX 4.0) from a VB6 client in a reg-free scenario. I ... reg-free scenario? Thanks much in advance. See Question&Answers more detail:os...

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

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.net - C# StructLayout.Explicit Question

I'm trying to understand why the second example below works with no issues, but the first example gives me the ... .WriteLine(t); } } } See Question&Answers more detail:os...

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

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818 views

1 answer

.net - Schedule multiple jobs in Quartz.Net

I am a beginner in Quartz.Net. How can I add multiple jobs in a scheduler? For the sake of learning I am using Console Application. See Question&Answers more detail:os...

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

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661 views

1 answer

.net - disable the default Enter/Return key behavior in a datagridview

In vb.net datagridview the default Enter/Return key behavior is to move to the next row is there a quick ... that. Any suggestions are welcome See Question&Answers more detail:os...

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

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435 views

1 answer

.net - Is there a simple way to obtain all the local variables in the current stack frame in C# (or CIL)

Following my previous question, in which I wanted to dump all the variables in the stack (from the current and all ... the CIL to do 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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.net - Mocking non-virtual methods in C#

I'm trying to test some classes I've made using mocks, but I've seen all free mocking frameworks in c# ... get this done. Thanks in advance See Question&Answers more detail:os...

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

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661 views

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.net - C# example of downloading GitHub private repo programmatically

I see that the download path for a GitHub repo is of the form https://github.com/{username}/{ ... download the repo programmatically? 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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564 views

1 answer

.net - How to set the height of a window using c#?

Is it possible to set the height of a window using the window handle or process handle? I have the following ... set the height of the window? 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

1 answer

.net - Why doesn't DateTime.ParseExact parse UTC format with the trailing Z?

Another ParseExact problem. I'm trying to parse a UTC formatted string to a datetime with the format of: "YYYY-MM- ... but I can't. Any ideas? See Question&Answers more detail:os...

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

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531 views

1 answer

.net - "Invalid postback or callback argument" with Databound controls

I am getting the following error when an event (Add/Edit/Delete) occurs on my databound control. Invalid postback or ... 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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