Recent questions tagged C#

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c# - Multiple Calls to the same Web Service Blocking?

We have a page that makes a request to a 3'rd party web service. When under heavy load this response ... very welcome addition to any answer. 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# - Entity Framework adding record into many to many mapping table

I have 3 tables, 1) Customer (Id, Name, bla bla) 2) CustomerGroups (GroupId, GroupName) 3) CustomerInGroups ( ... which is not what I want 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 add rdlc file to ReportViewer in WPF projects

I've added a ReportViewer in a WPF app via the XAML designer of my main window and I'd like to add an ... . Thanks for the answer in advance! See Question&Answers more detail:os...

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

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317 views

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c# - Why is RSAParameters Modulus not equal product of P and Q?

The values of P and Q do not match value of the Modulus of the .Net RSAParameters. According to RSA algorithm and ... with the same problem :-) See Question&Answers more detail:os...

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

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368 views

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c# - Best practice: How to expose a read-only ICollection

I have an ICollection<T> called foos in my class which I want to expose as read-only (see this question). I ... ToList() are not available... 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 map IDictionary<string, Entity> in Fluent NHibernate

I have an class with an IDictionary on it. <map name="CodedExamples" table="tOwnedCodedExample"> <key> < ... help possible. Many Thanks Stu 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 read XML into a DataTable?

I have some XML in a string in memory exactly like this: <symbols> <symbol>EURCHF</symbol> <symbol>EURGBP</symbol ... . What 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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c# - Hook into Application_Start in a HttpModule

I'm implementing a simple HttpModule, where I want some code to run when the web application is started. But I'm ... smells a bit funny to 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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495 views

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c# - Building a balanced binary search tree

Is there a method to build a balanced binary search tree? Example: 1 2 3 4 5 6 7 8 9 5 / 3 etc / 2 ... =self._buildTree(keys[middle + 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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c# - Pass Type dynamically to <T>

See i have a situation like this... object myRoledata = List<Roles>() --> (some list or Ienumerable ... pass any genericTypes to GetXML method? See Question&Answers more detail:os...

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

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254 views

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c# - Unit testing Entity Framework with Mock IDbSet

I've never really done unit testing before, and I've stumbled and tripped on my first test. The problem is that the ... .Set<Golfer>(); } } } See Question&Answers more detail:os...

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

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294 views

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c# - be notified when all background threadpool threads are finished

I have a scenario when I start 3..10 threads with ThreadPool. Each thread does its job and returns to the ... if there are better options. See Question&Answers more detail:os...

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

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195 views

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c# - How do I implement polling using Observables?

I have a parametrized rest call that should be executed every five seconds with different params: Observable<TResult> ... would also be good. 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# - Entity Framework Core still picks up old column

I recently delete a column ConversationId from my tables. When I start to debug my service and try to save I am ... have to run to update 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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204 views

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c# - Automatic update a Windows application

How do I develop my Windows application so it will auto update on the client machine, like Firefox, Skype, etc.? Is ... or a few lines of code? See Question&Answers more detail:os...

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

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268 views

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c# - Webforms data binding with EF Code-First Linq query error

In this example here, Scott shows doing a Linq query against the dbContext and binding the result directly to ... projects; grdTest.DataBind(); See Question&Answers more detail:os...

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

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475 views

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c# - Entity Framework 6.1.3 Mapping Foreign key to non primary key

The goal is to have an API with all the fields from the GravityZone with the name of the zone coming from the ... for this part: "Zones":null, See Question&Answers more detail:os...

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

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365 views

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c# - What Causes The INSERT statement conflicted with the FOREIGN KEY constraint?

This code has worked for me before but i am not sure anymore what has been causing this error. My only guess ... > How can resolve this error? See Question&Answers more detail:os...

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

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475 views

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c# - How to convert "12,4" to decimal en-Us culture

I have a decimal value ("133,3") stored in string column in the database, in norway culture. after that ... in C# application? regards, Anand See Question&Answers more detail:os...

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

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359 views

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c# - HttpStatusCodeResult(401) returns "302 Found"

Using ASP.NET MVC 5, I would like to return appropriate HTTP status code for different scenarios (401 for user is ... 302 won't triger fail() 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

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c# - Can we declare variables in the 'app.config' file?

I have a form which needs to get connected to SQL Server, and I have a drop down for selecting the list of ... dropdown. 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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1.0k views

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c# - how to sanitize input data in web api using anti xss attack

Below is the snippet of my code Model class // Customer.cs using CommonLayer; namespace Models { public class ... calls in the controllers. See Question&Answers more detail:os...

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

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347 views

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c# - How to create transaction with asp.net identity?

I am doing registration on which i am asking for 5 things: FullName,EmailId,Password,ContactNumber,Gender Now ... context.Authentication); } } See Question&Answers more detail:os...

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

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237 views

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c# - EF Core 2.0.0 Query Filter is Caching TenantId (Updated for 2.0.1+)

I'm building a multi-tenant application, and am running into difficulties with what I think is EF Core ... configurations as much as possible. See Question&Answers more detail:os...

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

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245 views

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c# - Display multiple types from a single list in a WPF ListBox?

I have an ObservableCollection<Object> that contains two different types. I want to bind this list to a ListBox and ... Quantity(789)); } } See Question&Answers more detail:os...

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

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435 views

1 answer

c# - LINQ compare two lists and remove

I have two lists. I want to remove any items from LIST1 that are NOT present in LIST2. So for example: var ... OperationId = 3, MachineId =2. See Question&Answers more detail:os...

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

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145 views

1 answer

c# - Dependency Injection and AppSettings

Let's say I am defining a browser implementation class for my application: class InternetExplorerBrowser : IBrowser ... this particular Aspect. See Question&Answers more detail:os...

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

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327 views

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c# - set text on textfield / textbox with the automation framework and get the change event

I want to set a text on a textfield / textbox element with the Mircosoft UI Automation framework, that means on ... WriteLine("Text changed"); } See Question&Answers more detail:os...

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

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