Recent questions tagged C#

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c# - JSON.NET deserialize to object with Type parameter

I have the following problem which I am unable to solve: I have different classes which all implement an ... and serialize / deserialize that? 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# - Workaround for HttpContext.HideRequestResponse being internal? Detect if HttpContext.Request is really available?

We're migrating an application to use IIS7 integrated mode. In library code that is designed to work either within ... where it's called from. 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# - Locking by string. Is this safe/sane?

I need to lock a section of code by string. Of course the following code is hideously unsafe: lock("http:// ... AcquireLock(someKey)) { //bla } See Question&Answers more detail:os...

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

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408 views

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c# - Mini MVC profiler: appears to be displaying profile times for every static resource

I've just started using the mvc-mini-profiler (http://code.google.com/p/mvc-mini-profiler/) and I think it' ... } } Is this behaviour expected? See Question&Answers more detail:os...

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

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384 views

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c# - Getting a process's ram usage

I have been having some trouble figuring out how exactly I get a process's ram usage. (How much ram it is ... property is the one for me. See Question&Answers more detail:os...

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

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366 views

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c# - How to iterate through an XDocument's Nodes

I am trying to iterate through my xml document's nodes to get the value for <username>Ed</username> in each ... /order> </Profile> </Config> 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# - When to cache Tasks?

I was watching The zen of async: Best practices for best performance and Stephen Toub started to talk about Task ... stress the system too much See Question&Answers more detail:os...

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

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679 views

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c# - How to skip first line while reading csv using streamreader

I have my following code to read values from CSV file and do some processing. I would like to skip the first ... 30,98590149,1875,58,1,500,500 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# - Is it possible to mark an assembly as deprecated?

I'd like to produce a warning message when users compile code that references an assembly we're planning on ... flag the assembly as obsolete. See Question&Answers more detail:os...

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

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363 views

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c# - Is reading app.config expensive?

No question I am yet to be hit by any read speed bottleneck. I am asking to know; if reading app.config ... would be the best approach. 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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182 views

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c# - Creating a common predicate function

Firstly, I am not sure what terms to use to ask this question, which is probably why I have not found an ... would work with Linq to Objects? See Question&Answers more detail:os...

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

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224 views

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c# - Why does Castle Windsor hold onto transient objects?

Recently I noticed my application appears to be eating memory that never gets released. After profiling with CLRProfiler ... to get around 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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192 views

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c# - Given a Member Access lambda expression, convert it to a specific string representation with full access path

Given an Expression<Func<T, object>> (e.g. x => x.Prop1.SubProp), I want to create a string " ... full property path of a lambda expression? See Question&Answers more detail:os...

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

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770 views

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c# - How can I get the SID of the current Windows account?

I am looking for an easy way to get the SID for the current Windows user account. I know I can do it through WMI, ... specifying it's 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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373 views

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c# - how to post arbitrary json object to webapi

How do I / is it possible to pass in a json object to a webapi controller (POST) and not have a class ... map to something other than 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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175 views

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c# - Response.Redirect using ~ Path

I have a method that where I want to redirect the user back to a login page located at the root of my web ... How do I get around this 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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219 views

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c# - Update DataSet structure in Visual Studio to match new SQL Database Structure

After making some changes to my SQL database structure (using scripts in SQL Server Management Studio), how ... custom Table Adapter queries. See Question&Answers more detail:os...

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

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158 views

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c# - Call function from DLL?

I'm new to C# and I'm trying to learn to usage of DLLs. I'm trying to wrap my objects in a DLL, and then use it ... = new Foo(); test.Bar(); } } See Question&Answers more detail:os...

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

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334 views

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c# - WeakReference and event handling

Is it a good practice to implement event handling through WeakReference if that event is the only thing holding the ... and you should 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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460 views

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c# - HttpClient retrieve all headers

Currently, I am working on API wrapper. If I send a bad Consumer Key, the server will return Status as 403 ... "/v3/oauth/request", content); See Question&Answers more detail:os...

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

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206 views

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c# - Which is faster: Single(predicate) or Where(predicate).Single()

Discussion resulting from this answer has me curious. Which is faster: someEnumerable.Single(predicate); or ... very similar runtime. 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# - Trigger control's event programmatically

Assume that I have a WinFoms project. There is just one button (e.g. button1). The question is: is it ... via code without really clicking 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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185 views

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c# - Add CSS class to a div in code behind

I have a div and I am trying to add a CSS class to it in code but I receive the following error when I try ... "; } Can anyone please help me? See Question&Answers more detail:os...

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

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192 views

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c# - max date record in LINQ

I have this table named sample with these values in MS Sql Server: ID Date Description 1 2012/01/02 5:12:43 Desc1 ... Max(T=>T.Date)).ToList(); See Question&Answers more detail:os...

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

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130 views

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c# - Best way to dispose a list

I am having List object. How can I dispose of the list? For example, List<User> usersCollection =new List<User>() ... null; } Which one is best? See Question&Answers more detail:os...

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

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804 views

1 answer

c# - How to synchronise the publish version to the assembly version in a .NET ClickOnce application?

In my C# ClickOnce application, there is an auto-incremented publish version in the Project -> Properties -> ... accesses the publish version. See Question&Answers more detail:os...

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

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205 views

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c# - IComparable and IComparable<T>

Should I implement both IComparable and the generic IComparable<T>? Are there any limitations if I only implement one of them? See Question&Answers more detail:os...

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

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205 views

1 answer

c# - Create two Automapper maps between the same two object types

I am using AutoMapper in a WCF service to return User objects. User has properties such as AccountTeams which ... to return from the service? See Question&Answers more detail:os...

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

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