Recent questions tagged C#

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c# - Why do I have to copy "this" when using LINQ in a struct (and is it OK if I do)?

The code belows contains a simple LINQ query inside an immutable struct. struct Point { static readonly List</* ... performance-wise as such). See Question&Answers more detail:os...

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

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c# - How can I set ClientCredentials?

I'm trying to consume a WCF service: The config of the service is: <?xml version="1.0" encoding="utf- ... How can I set my ClientCredentials? See Question&Answers more detail:os...

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

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c# - How to pass data to the previous page using PopAsync?

Consider the following scenario: User is on some Page 1 He clicks button that moves him to Page 2 (calling await ... from Page 2 in Page 1? See Question&Answers more detail:os...

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

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201 views

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c# - Dynamic endpoints in ServiceReferences.ClientConfig

When building an app, it is often deployed in different environments (test, dev, prod), and therefore the ... / which build is compiled. See Question&Answers more detail:os...

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

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345 views

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c# - OnMouseMove does not fire on canvas in WPF

I have done my custom chart control and I want to draw a simple cross following the cursor. The chart is ... _crossY.X2 = mousePosition.X; } See Question&Answers more detail:os...

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

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421 views

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c# - How to add day to date in Linq to SQL

I am writing this code. Here dt is input into the function, as well as someint. The column Exp is a T- ... type. It is supported on datetime. See Question&Answers more detail:os...

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

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680 views

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c# - File.WriteAllText not flushing data to disk

I've had 3 reports now of user's machines crashing while using my software.. the crashes are not related to my ... (tempPath, path, backup); } See Question&Answers more detail:os...

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

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c# - How to convert System.Linq.Enumerable.WhereListIterator<int> to List<int>?

In the below example, how can I easily convert eventScores to List<int> so that I can use it as a parameter ... ) { Console.WriteLine(score); } See Question&Answers more detail:os...

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

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525 views

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c# - Selenium WebDriver.ChromeDriver Nuget package installed, but not working for MSTest

I have added the WebDriver.ChromeDriver nuget package to my solution, which contains the ChromeDriver.exe file, required ... 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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765 views

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c# - How to remove proxy from WebRequest and leave DefaultWebProxy untouched

I use FtpWebRequest to do some FTP stuff and I need to connect directly (no proxy). However WebRequest.DefaultWebProxy ... idea how to do it? See Question&Answers more detail:os...

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

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337 views

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c# - How to get ListBox ItemsPanel in code behind

I have a ListBox with an ItemsPanel <Setter Property="ItemsPanel"> <Setter.Value> <ItemsPanelTemplate> < ... with the TranslateTransform 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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196 views

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c# - Why keyword 'this' cannot be used in a static method?

Why can't the keyword this be used in a static method? I am wondering why C# defines this constraint. What ... static method. Am I right? See Question&Answers more detail:os...

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

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203 views

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c# - simply stop an async method

I have this method which plays a sound, when the user taps on the screen, & I want it to stop playing it ... help will be appreciated. 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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219 views

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c# - Request.IsLocal

Is this property spoofable, or 100% trustworthy? I want to be certain a request is coming from my box only. I ... I can't ask simple questions. See Question&Answers more detail:os...

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

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720 views

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c# - Example of how to use AutoFixture with NSubstitute

I use NSubstitute a lot. And I love it. I am just looking into AutoFixture. It seems great! I have ... give me a populated IPersonEntity object? See Question&Answers more detail:os...

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

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244 views

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c# - What are "ForwardedTypes" in the context of Castle Windsor component registration?

As the subject says, really! What do they do? See Question&Answers more detail:os...

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

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625 views

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c# - CefSharp LoadHtml

Could someone explain to me how the CefSharp LoadHtml function works? LoadHtml(string html, string url) What do ... into the CefSharp browser. See Question&Answers more detail:os...

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

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266 views

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c# - Convert a number into the hex value in .NET

I need to convert an integer number to the hex value. It will look like this: 0x0201cb77192c851c When I do ... I get the required result? See Question&Answers more detail:os...

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

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518 views

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c# - Best way to query XDocument with LINQ?

I have an XML document that contains a series of item nodes that look like this: <data> <item> <label> ... " select c.Value).SingleOrDefault() See Question&Answers more detail:os...

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

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506 views

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c# - What difference does it make - running an 'async' action delegate with a Task.Run (vs default action delegate)?

I am trying to get my head around async/await and thought I did understand few things about the usage. But still ... } return emailSent; })); } See Question&Answers more detail:os...

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

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448 views

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c# - WCF NamedPipe CommunicationException - "The pipe has been ended. (109, 0x6d)."

I am writing a Windows Service with accompanying "status tool." The service hosts a WCF named pipe endpoint ... -specific reason this broke? See Question&Answers more detail:os...

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

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423 views

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c# - Joining multiple where clauses in LINQ as OR instead of AND

Is there anyway to join LINQ where clauses as OR ? var ints = new [] { 1, 3, 5, 7 }; var query = ... clauses but make them use OR instead of AND See Question&Answers more detail:os...

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

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372 views

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c# - comments compiled into .exe in .net?

I know you can use a .net reflector to view code created with .net but if I put something in the ... someone could reverse engineer my comments. See Question&Answers more detail:os...

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

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271 views

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c# - Forcing a postback

Is there a way to force a postback in code? I'm looking to force the raising of a postback from a method ... behind my asp.net web 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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623 views

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c# - How to minimize/maximize opened Applications

I have list of open Applications. To get this list i have used following code internal static class NativeMethods { ... How can I 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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260 views

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c# - How to determine which CPU a thread runs on?

Is there a way to determine on which CPU a given thread runs on? Preferably in C#, but C++ would do. ... hope this helps clarifying the issue. See Question&Answers more detail:os...

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

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416 views

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c# - HttpUtility.HtmlEncode doesn't encode everything

I am interacting with a web server using a desktop client program in C# and .Net 3.5. I am using Fiddler to see ... "?" to ♈ and so on? See Question&Answers more detail:os...

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

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280 views

1 answer

c# - Why are System.Windows.Point & System.Windows.Vector mutable?

Given that mutable structs are generally regarded as evil (e.g., Why are mutable structs evil ?), are ... potential confusion in some cases. See Question&Answers more detail:os...

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

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