Recent questions tagged C#

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The second ReferenceEquals call returns false. Why isn't the string in s4 interned? (I don't care about the ... //true (s4 is interned) 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# - How to inject Javascript in WebBrowser control?

I've tried this: string newScript = textBox1.Text; HtmlElement head = browserCtrl.Document.GetElementsByTagName("head") ... script into the dom? See Question&Answers more detail:os...

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

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282 views

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c# - Database already exist. Choose a Different Name using CreateDatabase()

I got an issue and learned something at the same time.... I created a DBML from an existing server database. ... file the "does not exist" See Question&Answers more detail:os...

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

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526 views

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c# - WebClient error when downloading file from https URL

Trying to download xml file from https URL (https://nvd.nist.gov/download/nvd-rss.xml) This URL is openly accessible ... .Net, but did not help. 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# - Turn event into a async call

I'm wrapping a library for my own use. To get a certain property I need to wait for an event. I'm ... Pulse(), AutoResetEvent or something else. See Question&Answers more detail:os...

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

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272 views

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c# - Why do methods with only one statement need braces?

public void Finalise() ProcessFinalisation(true); Doesn't compile, but the correct version: public void Finalise() ... there a technical reason? See Question&Answers more detail:os...

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

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407 views

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c# - How to bind an 2D array bool[][] to a WPF DataGrid (one-way)?

I have a matrix kind datagrid like this. this grid is designed entirely in XAML Now how to insert values into these ... or FALSE). 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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279 views

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c# - Inserting new rows and moving exsisting ones with OpenXML SDK 2.0

I'm using OpenXML SDK 2.0 to add data to the spreadsheet template but I ran into a problem (since I' ... success. Any help would be 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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c# - Convert DbContext to Datatable in Code first entity framework

Hello I am trying to convert DbContext result to DataTable. I have one class i.e. ClientTemplateModel which inherits ... How can I convert 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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392 views

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c# - Roslyn Add a document to a project

I'm running roslyn ctp2 I am attempting to add a new html file to a project IWorkspace workspace = Workspace. ... html file to appear in VS See Question&Answers more detail:os...

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

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221 views

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c# - uwp AudioGraph audio processing

I am working on a winodws IoT project that controls a led strip based on an audio input. Now do I have some code ... data? Or how do I start? See Question&Answers more detail:os...

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

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325 views

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c# - ASP.NET MVC Recompilation limit of 15 reached HostingEnvironment initiated shutdown HostingEnvironment caused shutdown

At some point, shortly after a code push, we saw numerous restarts occurring in our web application with no ... Any feedback would be superb! See Question&Answers more detail:os...

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

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243 views

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c# - Curve fitting points in 3D space

Trying to find functions that will assist us to draw a 3D line through a series of points. For each point we ... object to reach the next point. See Question&Answers more detail:os...

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

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395 views

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c# - Linq group month by quarters

Is it possible to do a linq group by and group months into quarters, Ie Q1 Jan to apr etc etc See Question&Answers more detail:os...

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

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185 views

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c# - Can someone provide a quick App.config/Web.config tutorial?

I've used these two configuration files many times before, but I've never taken the time to fully ... website or web application project? See Question&Answers more detail:os...

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

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281 views

1 answer

c# - Alternative way to check if CTRL+ALT+DEL screen is visible

Currently I'm using the below code to test if the CTRL+ALT+DEL screen is visible and it is working as ... same type as the login 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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255 views

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c# - How to use linq `Except` with multiple properties with different class?

I am trying to learn the Linq/Lambda expressions and was stuck at somewhere. What I was Doing I have created ... is there any other simple way? See Question&Answers more detail:os...

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

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220 views

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c# - "Bad Data" CryptographicException

First, I have only written the code below for academic purposes. The reason I say this is because I am not ... passed into RSA.Decrypt. 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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386 views

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c# - Owin Bearer Token Not Working for WebApi

I have gone through loads of documentation on this, My google search shows that I've visited all the links on ... ; app.UseWelcomePage(); } } See Question&Answers more detail:os...

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

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263 views

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c# - gridview data export to excel in asp.net

i tried to transfer grid view data to excel .... But the output is a blank excel sheet.How to solve this ... ToString()); Response.End(); } 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# - Method Factory - case vs. reflection

I came across some code the other day and I wondered if that was the best way to do it. We have a method ... your code if you were reading 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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226 views

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c# - Faster way to communicate using TcpClient?

I'm writing a client/server application in C#, and it's going great. For now, everything works and it's all ... up after blocking on Read().) See Question&Answers more detail:os...

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

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346 views

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c# - Confused over DLL entry points (entry point not found exception)

I'm trying to learn how to use DLL's in C#. I have a very simple DLL just to test the basics. // ... help would be very appreciated. Thank you. See Question&Answers more detail:os...

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

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442 views

1 answer

c# - Count number of emails in gmail using IMAP

Can anyone tell me how I can get the number of unread items in my inbox from gmail using imap or something else ... to look like, if it helps: See Question&Answers more detail:os...

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

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181 views

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c# - Autocomplete dropdown in MVC5?

Hi i have one field in my view. That field is Customer it is a dropdown field. In that i have keep ... code is not working Advance 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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492 views

1 answer

c# - Wrap every method in try-catch or specific part of code

My senior colleague tells me to wrap every method within a try-catch block so they can trace where exceptions occurs to ... [3] = 4; 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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308 views

1 answer

c# - How to insert XML comments in XML Serialization?

I want to add at the top of my xml file some notes for the user who reads it. I am not sure how to do ... stream, course); return stream; } } } See Question&Answers more detail:os...

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

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277 views

1 answer

c# - Elegant way to serialize a MailMessage object in .NET

I'm currently looking at serializing a MailMessage object in C# and although there are a couple of variations ... be much 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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