Recent questions tagged C#

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c# - Registry monitoring, including kernel-mode registry accesses?

I remember for my final year university project i wrote a C# registry monitor, however, when i compared it with the ... have to write 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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c# - EF 5 + SQL Server CE 4: How to specify custom location for database file?

I am developing a client system that needs a small local database. I want to avoid installation of ... return a ProviderManifestToken string. 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# - Writing custom Code generator for Dotnet Core

I am trying to write a custom code generator for dotnet core, but had little success so far with the limited ... my custom class? Repro: Github 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 remove duplicates from a List<T>?

I am following a previous post on stackoverflow about removing duplicates from a List<T> in C#. If <T> is some ... two objects, isn't 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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c# - Multiple DbContexts in N-Tier Application

I'm creating my first N-Tier MVC application and I've run into a road block with how to manage multiple ... ) _dataContext.Dispose(); } } See Question&Answers more detail:os...

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

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214 views

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c# - ASP.NET MVC /Entity Framework Error - Invalid column name 'Environment_Id'

I'm new to ASP.NET MVC and EF hopefully this is not a silly question When i pass model to view i'm getting this ... }), "Value", "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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c# - Need microsecond delay in .NET app for throttling UDP multicast transmission rate

I'm writing a UDP multicast client/server pair in C# and I need a delay on the order of 50-100 μsec ( ... specific. Thanks in advance, guys! 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# - Why won't my form post back after validation?

I have an asp.net page with multiple validation summaries setup with ShowMessageBox="True" and several validators. I ... false; return 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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c# - How to get a redirection response

Say if I put www.abc.com in the browser, the browser automatically gets redirected to www.xyz.com. I need to ... original URL (www.abc.com)? 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# - WCF - Fastest interprocess communication

A have a web-accessible (via basicHttpBinding) WCF service which I also want to access from other .NET ... configurations for that matter) See Question&Answers more detail:os...

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

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225 views

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c# - Get element position after transform

I have a UIElement that has various transformations performed on it (scale and translate). Is there a way to get ... . (I'm using silverlight) See Question&Answers more detail:os...

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

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319 views

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c# - String interning?

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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248 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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191 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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524 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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183 views

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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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293 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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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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276 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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372 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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285 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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307 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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267 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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541 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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262 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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417 views

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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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598 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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