Recent questions tagged .NET

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.net - How to throw a SqlException when needed for mocking and unit testing?

I am trying to test some exceptions in my project and one of the Exceptions I catch is SQlException. It ... ).Returns("Exception message"); See Question&Answers more detail:os...

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

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.net - Procedure expects parameter which was not supplied

I'm getting the error when accessing a Stored Procedure in SQL Server Server Error in '/' Application. Procedure or ... @ for and instead of &) See Question&Answers more detail:os...

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

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.net - How to Create a Configuration Section That Contains a Collection of Collections?

I need a configuration section something like this: <myConfig> <mySubConfig1> <mySubSubConfig1 keyAttribute="value1"> ... used from web.config. See Question&Answers more detail:os...

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

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.net - When Would You Prefer DateTime Over DateTimeOffset

A few months ago I was introduced to the new DateTimeOffset type and was glad DateTime's flaws with regard to time ... 3.5 by Justin Van Patten See Question&Answers more detail:os...

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

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.net - Project.json definition dnx451 vs .dotnet ( 4.51)

I've some In asp vnext I can define 3 Types of runtime dnxCore dnx451 dotnet In Project.json it looks like ... contains one or the other. See Question&Answers more detail:os...

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

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.net - Do you use TestInitialize or the test class constructor to prepare each test? and why?

This question regards unit testing in Visual Studio using MSTest (this is important, because of MSTest's ... style, technical, superstition? See Question&Answers more detail:os...

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

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.net - Are C# properties actually Methods?

Till now, I was under the impression that Properties & Methods are two different things in C#. But then I ... ? can someone explain please. See Question&Answers more detail:os...

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

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.net - How to restore a database from C#

I have a SQL 2008 DB. I am running a form that backs that DB up, then tries to update ... sqlServer.Databases[databaseName].PrimaryFilePath; } See Question&Answers more detail:os...

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

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.net - How to implement a singleton in C#?

How do I implement the singleton pattern in C#? I want to put my constants and some basic functions in it ... bind them every object I create. See Question&Answers more detail:os...

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

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.net - Adding solution-level items in a NuGet package

I want to add solution folders and solution items (not projects) to a solution file via a NuGet package. I ... Install.ps1, or somewhere else? See Question&Answers more detail:os...

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

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.net - Can I remove items from a ConcurrentDictionary from within an enumeration loop of that dictionary?

So for example: ConcurrentDictionary<string,Payload> itemCache = GetItems(); foreach(KeyValuePair<string,Payload> kvPair in ... pattern to use? See Question&Answers more detail:os...

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

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.net core - Change NuGet package folders used by Visual Studio 2017

There is no more packages solution folder in any csproj or project.json-based .NET Core project. NuGet CLI ... or override these locations? See Question&Answers more detail:os...

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

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.net - Why are try blocks expensive?

I've heard the advice that you should avoid try catch blocks if possible since they're expensive. My question ... Chris Brumme's article here. See Question&Answers more detail:os...

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

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331 views

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.net - Why are there two incompatible session state types in ASP.NET?

I see two means of working with session data in ASP.NET MVC: System.Web.SessionState.HttpSessionState, available on ... two that I am missing? See Question&Answers more detail:os...

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

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.net - Change the Target Framework for all my projects in a Visual Studio Solution

I need to change the target framework for all projects. I have many solutions with hundreds of projects. ... change every single project? See Question&Answers more detail:os...

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

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279 views

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.net - What's the best way to automate secure FTP in PowerShell?

I'd like to automate the FTP download of a database backup file using PowerShell. The file name includes the date ... use a secure FTP session. See Question&Answers more detail:os...

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

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.net - Writing a highly scalable TCP/IP server in C# 5 with the async/await pattern?

I'm tasked with designing a fairly simple TCP/IP server that must accept connections from multiple clients. It ... ? EDIT: Additional questions. See Question&Answers more detail:os...

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

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.net - Ensuring that things run on the UI thread in WPF

I'm building a WPF application. I'm doing some async communication with the server side, and I use ... related recommendations, etc? Thanks! See Question&Answers more detail:os...

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

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.net - C# Clear Session

Question #1 I want to know when am I supposed to use: Session.Abandon() // When I use this during tracing ... .Redirect("LoginPage.aspx"); } See Question&Answers more detail:os...

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

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.net - Forcing Basic Authentication in WebRequest

I am integrating web service that will use an HTTP-POST to request and retrieve data. The remote ... objRegistration.PreAuthenticate = true; See Question&Answers more detail:os...

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

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393 views

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.net - What is the use case for the (C# 7.2) "private protected" modifier?

C# 7.2 introduces the private protected modifier. I've always protected access to fields with properties, allowing ... in the MSDN documents? See Question&Answers more detail:os...

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

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.net - How do I sync the SVN revision number with my ASP.NET web site?

Stack Overflow has a subversion version number at the bottom: svn revision: 679 I want to use such automatic ... How do I implement 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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208 views

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.net - is it safe to keep database connections open for long time

I have a .net client application which is connected to a remote database. Is it safe to keep a single connection ... 10 or 100) clients running? See Question&Answers more detail:os...

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

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292 views

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.net - Entity Framework and Multi threading

We are having some trouble designing our multi-threaded Entity Framework driven application and would like some guidance ... we tackle 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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331 views

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.net - IIS Application pool PID

is anyone familiar with a way to get the Application pool that is associated with a process ID ? I am using ... the app pool associated with it. See Question&Answers more detail:os...

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

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284 views

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.net - Raising C# events with an extension method - is it bad?

We're all familiar with the horror that is C# event declaration. To ensure thread-safety, the standard is to ... have explicit add/remove 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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429 views

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.net - NUnit Test Run Order

By default nunit tests run alphabetically. Does anyone know of any way to set the execution order? Does an attribute exist for 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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262 views

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.net - How to create multiple directories from a single full path in C#?

If you have a full path like: "C:dir0dir1dir2dir3dir4" how would you best implement it so that all directories are ... elegant way 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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