Recent questions tagged C#

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c# - HttpClient does not serialize XML correctly

When calling HttpClient's extension method PostAsXmlAsync, it ignores the XmlRootAttribute on the class. Is this behaviour ... , new Account()) See Question&Answers more detail:os...

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

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288 views

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c# - Using Simple Injector in Web API and OWIN

I'm experiencing the same problem as described here and my set up is almost identical to this that is actually ... app.UseWebApi(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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232 views

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c# - Generate Solution File From List of CSProj

I've got alot of projects and I don't have a master solution with everything in it. The reason I want one ... the projects just isn't feasible. See Question&Answers more detail:os...

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

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167 views

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c# - Overloading base method in derived class

So I was playing with C# to see if it matched C++ behavior from this post: http://herbsutter.com/ ... in OverriddenDerivedClass isn't called?!) 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# - Convert between calendars

How to convert between calendars? Here is what I have: UmAlQuraCalendar hijri = new UmAlQuraCalendar(); ... corresponds to the hijriDate. See Question&Answers more detail:os...

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

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301 views

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c# - At least one object must implement IComparable calling OrderBy()

I already saw this question, but i didn't find my happiness with the answers... I'm trying to do that: var coll ... <string> tags { get; set; } See Question&Answers more detail:os...

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

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290 views

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c# - Random assembly references fail ("Are you missing a using directive or an assembly reference?")

My application has a mixture of 3.5 and 4.0-targeted assemblies. I'm working on a new Windows service ... . What could be causing 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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344 views

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c# - System.Data.MetadataException: Unable to load the specified metadata resource

My connection strings are as follows: <add name="RollCallDBEntities" connectionString="metadata=res://System. ... specified metadata resource See Question&Answers more detail:os...

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

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290 views

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c# - Multi-line string in a PropertyGrid

Is there a built-in editor for a multi-line string in a PropertyGrid. See Question&Answers more detail:os...

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

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305 views

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c# - services.AddSwaggerGen() giving error

All I'm trying to do is add swagger to an ASP.Net Core application. I'm watching a tutorial and all I see ... s red and giving the above 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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463 views

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c# - Set the class attribute to Html.EditorFor in ASP.NET MVC Razor View

As you know we can set attributes to actionLink or textBox in razor views but how can we set attributes to @Html. ... {@class = "myclass"} ? See Question&Answers more detail:os...

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

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455 views

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c# - Avoid giving namespace name in Type.GetType()

Type.GetType("TheClass"); Returns null if the namespace is not present like: Type.GetType("SomeNamespace.TheClass ... giving the namespace name? See Question&Answers more detail:os...

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

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261 views

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c# - What is the .vs folder used for in Visual Studio solutions?

What is the .vs folder used for exactly? It gets created at the base folder of my solution. I can ... chasing up official documentation on 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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267 views

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c# - Any sense to set obj = null(Nothing) in Dispose()?

Is there any sense to set custom object to null(Nothing in VB.NET) in the Dispose() method? Could this prevent memory ... // any sense? } } } 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

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c# - Cannot evaluate expression because a thread is stopped at a point where garbage collection is impossible

Here is the error Cannot evaluate expression because a thread is stopped at a point where garbage collection is ... showed. Can anyone 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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543 views

1 answer

c# - async/await exception handling pattern

I have the following reoccurring try/catch pattern in my code. Using a try/catch block to handle any exceptions ... so ShowContacts doesn't run. See Question&Answers more detail:os...

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

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305 views

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c# - How to set null to a GUID property

I have an object of type Employee which has a Guid property. I know if I want to set to null I must to ... empty guid to null. Any help please! See Question&Answers more detail:os...

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

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349 views

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c# - Control difference between Hide() and Visible?

I was wondering about the difference between using a Control's Hide() method compared to setting the Visible property ... one over the other? See Question&Answers more detail:os...

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

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560 views

1 answer

c# - Adding controls to TableLayoutPanel dynamically during runtime

I have a TableLayoutPanel starting with two columns and 0 rows. What I need to do is, dynamically adding a row ... be Panel, right Label 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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237 views

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c# - Excel Interop - Add a new worksheet after all of the others

I am trying to add a new worksheet to an Excel workbook and make this the last worksheet in the book in ... using C# Excel Interop? 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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454 views

1 answer

c# - Difference between StackExchange.Redis and ServiceStack.Redis

Someone can explain the difference about ServiceStack.Redis and StackExchange.Redis c# libraries? See Question&Answers more detail:os...

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

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202 views

1 answer

c# - Convert string decimal to int

I have a string "246246.246" that I'd like to pass to the IConvertable interface, ToInt16, ToInt32, ... .ToInt64(Convert.ToDouble(value)); See Question&Answers more detail:os...

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

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299 views

1 answer

c# - Double.IsNaN test 100 times faster?

I found this in the .NET Source Code: It claims to be 100 times faster than System.Double. ... 0x7FFFFFFFFFFFFFFFL) > 0x7FF0000000000000L; } See Question&Answers more detail:os...

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

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148 views

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c# 4.0 - Running a Windows Service in Console mode?

I found some sample code posted at https://groups.google.com/group/microsoft.public.dotnet.languages.csharp/browse_thread ... ..} #endregion } } See Question&Answers more detail:os...

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

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171 views

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c# replace " characters

I am sent an XML string that I'm trying to parse via an XmlReader and I'm trying to strip out the " ... plus several other ways. 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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447 views

1 answer

c# - Re-enable title bar in Visual Studio 2019

I've downloaded the preview version of Visual Studio 2019 and the title bar is disabled by default. This ... the preview features option)? See Question&Answers more detail:os...

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

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238 views

1 answer

c# - Why does the ASP.Net MVC model binder bind an empty JSON array to null?

Here is my model class: public class MyModel { public Employees[] MyEmpls{get;set;} public int Id{get;set; ... to achieve an empty array? See Question&Answers more detail:os...

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

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151 views

1 answer

c# - Switch statement without default when dealing with enumerations

This has been a pet peeve of mine since I started using .NET but I was curious in case I was missing ... altered my opinion about .NET enums. See Question&Answers more detail:os...

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

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