Recent questions tagged C#

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I'm creating a web request in ASP.NET and I need to add a bunch of data to the body. How ... response = (HttpWebResponse)request.GetResponse(); See Question&Answers more detail:os...

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

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c# - Assert an Exception using XUnit

I am a newbie to XUnit and Moq. I have a method which takes string as an argument.How to handle an exception ... > e.Settings); return s; } See Question&Answers more detail:os...

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

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c# - Using custom fonts on a Label on Winforms

I have a label on my Winform and I want to use a custom font called XCalibur to make it appear more shnazzy ... use Custom Fonts on Labels.Text? See Question&Answers more detail:os...

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

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c# - How can I use async to increase WinForms performance?

i was doing some processor heavy task and every time i start executing that command my winform freezes than i cant even ... p.GetText(); } } See Question&Answers more detail:os...

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

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c# - Is Graphics.DrawImage too slow for bigger images?

I'm currently working on a game and I wish to have a main menu with background image. However, I find ... improve the performance of my game? See Question&Answers more detail:os...

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

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624 views

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c# - How do I include subclasses in Swagger API documentation/ OpenAPI specification using Swashbuckle?

I have an Asp.Net web API 5.2 project in c# and generating documentation with Swashbuckle. I have model ... proper example. Anybody can help? See Question&Answers more detail:os...

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

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c# - Convert DataTable to IEnumerable<T>

I am trying to convert a DataTable to an IEnumerable. Where T is a custom type I created. I know I ... then returning it using AsEnumerable(). See Question&Answers more detail:os...

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

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c# - ASP.NET Core appsettings.json update in code

I am currently working on project using asp.net core v1.1, and in my appsettings.json I have: "AppSettings": { " ... "); } But it did nothing. See Question&Answers more detail:os...

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

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c# - Fastest way to Remove Duplicate Value from a list<> by lambda

what is fastest way to remove duplicate values from a list. Assume List<long> longs = new List<long> { 1, 2, ... , 5}. What is your suggestion? See Question&Answers more detail:os...

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

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c# - Error message "CS5001 Program does not contain a static 'Main' method suitable for an entry point"

Unable to execute the following code error CS5001 Program does not contain a static 'Main' method suitable for an ... .CreateAccountAsync(); } } See Question&Answers more detail:os...

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

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544 views

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c# - How do I register a .NET DLL file in the GAC?

I have made a .NET .DLL file, which I want to register in the GAC. I have used this command in Windows ... to locate the .NET cmd prompt. See Question&Answers more detail:os...

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

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c# - Does the order of LINQ functions matter?

Basically, as the question states... does the order of LINQ functions matter in terms of performance? Obviously the ... but on any LINQ calls. See Question&Answers more detail:os...

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

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523 views

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c# - How to compare Lists in Unit Testing

How can this test fail? [TestMethod] public void Get_Code() { var expected = new List<int>(); expected. ... (expected.Equals(actual)) fails } See Question&Answers more detail:os...

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

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442 views

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c# - Extract thumbnail for any file in Windows

What's the most efficient way of extracting thumbnails from any file, not just just images at varying sizes? I've ... . I'm using windows 7. See Question&Answers more detail:os...

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

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976 views

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c# - Change pinned taskbar icon (windows 7)

I wan't to customize the icon displayed within the windows 7 taskbar. When my app is running, I can do ... designed or am I missing something? See Question&Answers more detail:os...

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

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650 views

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c# - Using a PagedList with a ViewModel ASP.Net MVC

I'm trying to using a PagedList in my ASP.Net application and I found this example on the Microsoft website http ... the result in a View. See Question&Answers more detail:os...

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

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489 views

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c# - Transparent window layer that is click-through and always stays on top

This is some code that I picked up which I tried to implement. Its purpose is to create a form layer which is ... (); Application.Exit(); } } See Question&Answers more detail:os...

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

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352 views

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c# - Binding ComboBox SelectedItem using MVVM

I have a problem with the SelectedItem in my ComboBox. <ComboBox Name="cbxSalesPeriods" ItemsSource="{ ... the Property DisplayMemberPath: See Question&Answers more detail:os...

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

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654 views

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c# - How to prevent an exception in a background thread from terminating an application?

I can hookup to AppDomain.CurrentDomain.UnhandledException to log exceptions from background threads, but how do I ... terminating the runtime? See Question&Answers more detail:os...

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

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540 views

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c# - Compare compiled .NET assemblies?

Are there any good programs out there to compare to compile .NET assemblies? For example I have HelloWorld.dll (1. ... out there to do this? See Question&Answers more detail:os...

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

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703 views

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c# flickering Listview on update

I have a list view that is periodically updated (every 60 seconds). It was anoying to me that i would ... does anyone have a better solution. See Question&Answers more detail:os...

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

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624 views

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c# - RSA Encryption, getting bad length

When calling the following function : byte[] bytes = rsa.Encrypt(System.Text.UTF8Encoding.UTF8.GetBytes( ... under 200 characters. See Question&Answers more detail:os...

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

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560 views

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c# - Thread safe collections in .NET

What is the standard nowadays when one needs a thread safe collection (e.g. Set). Do I synchronize it ... an inherently thread safe collection? See Question&Answers more detail:os...

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

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490 views

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c# - What's the best way to test SQL Server connection programmatically?

I need to develop a single routine that will be fired each 5 minutes to check if a list of SQL ... code and sql operational requirements? See Question&Answers more detail:os...

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

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651 views

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c# - Multiple WHERE Clauses with LINQ extension methods

I have a LINQ query that looks like the following: DateTime today = DateTime.UtcNow; var results = from order ... extension methods? Thank you! See Question&Answers more detail:os...

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

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558 views

1 answer

c# - How can I access session in a webmethod?

Can i use session values inside a WebMethod? I've tried using System.Web.Services.WebMethod(EnableSession = true) but i ... alert(data); } }); See Question&Answers more detail:os...

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

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739 views

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c# - How do I clear tracked entities in entity framework

I am running some correction code that runs over a big pile of entities, as it progress its speed decreases, that ... loaded in the db context? See Question&Answers more detail:os...

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

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1.3k views

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c# - Cannot find .cs files for debugging .NET source code

I tried setting up debugging the .NET source by following this MDSN walkthrough. The Symbol cache is setup properly, ... the .NET source code? See Question&Answers more detail:os...

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

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