Questions

Routing is not working with self-hosted web API

This is essentially what I have, a very simple set of three files with fresh asp.net core 2.1 (actually copy-pasted from tutorials): ``` public class Program { public static void Main(string[] ar...

ServiceStack Grouping of Requests Together

Now I may have my thinking of this all wrong seeing as though I'm relatively new to ServiceStack, however, if I was to have three API requests all part of the same request, for example: 1. /Broadcas...

31 May at 17:32

Json.NET deserializing DateTimeOffset value fails for DateTimeOffset.MinValue without timezone

In my ASP.NET Core Web-API project, I'm getting a HTTP POST call to one of my API controllers. While evaluating the JSON payload and deserializing its contents, Json.NET stumbles upon a DateTime valu...

The project system has encountered an error When trying to load project

In Visual Studio 2017 v15.7.1 I am getting the following error window when trying to load one of my projects: [](https://i.stack.imgur.com/jl3rY.png) And when I go to the path specified, inside the ...

31 May at 12:50

How to call cygwin compiled C++ from .NET Core?

I am trying to do something similar to [this](https://stackoverflow.com/questions/30121129/intermittent-access-violation-when-using-c-sharp-to-access-c-dll): I am working on Windows but my intention ...

1 Jun at 08:12

Migrating to .NET Core 2.1 breaks Swagger UI

Recently we have migrated our project from `.NET Core 2.0` to `.NET Core 2.1`. As a result our Swagger documentation site stopped working. We are still able to access it. We can see the customized tit...

31 May at 12:9

.Net Core 2.1 - Cannot access a disposed object.Object name: 'IServiceProvider'

I just migrated .NET Core 2.0 to .NET Core 2.1. Everything went fine, but when I try to login now I get the folowing error: > - This happens in this bit of code: ``` public class AppContractResolv...

31 May at 14:27

Unable to load DLL 'libdl' when using System.Drawing.Common NuGet package on AWS Lambda

We have a thumbnail generator lambda function which I'm trying to update to .NET Core 2.0, but I've encountered the following error when using Microsoft's `System.Drawing.Common` NuGet package: > Typ...

27 Jun at 00:28

.NET Core Identity as UI canceling Register

I want to cancel the 'Register' option in a .NET Core 2.1 + Identity as UI application. I can of course simply remove the button from the page, question is - is that safe ? If not what are my other ...

How to find curve corner points using JTS or NTS?

I have a curve (say JTS edge): [](https://i.stack.imgur.com/aatuZ.png) How to find all curve direction change points that surpasses given angle using [JTS (Java)](https://locationtech.github.io/jts/...

15 Jun at 17:11

Unable to add reference to installed NuGet package?

I created a NuGet package and I was able to successfully install it in another .NET solution. But I'm not able to add a reference to the NuGet package from the other .NET solution. For example, the Nu...

16 May at 18:36

ASP.NET Web API Authentication.GetExternalLoginInfoAsync always return null

I have ASP.NET 5 project and I am using Web API to establish the external login (for Facebook and Google). In my case, I have Web API controller (Not MVC controller) which contains the following code ...

ASP.Net Core Replacement for VirtualPathUtility

Is there a replacement for `VirtualPathUtility.ToAbsolute` in ASP.Net Core? It doesn't seem to be available. I'm wanting to convert a relative path e.g. "~/bob" into an absolute path, e.g. "/app/bob"...

30 May at 11:48

How to use predefined routes in ServiceStack with URI instead of query string?

Is it possible (if yes, how) in ServiceStack to use predefined routes with parameters in the URI? I can do one or the other but combining both does not seem to work: ``` [Route("/hello/{Name}")] //...

30 May at 08:53

Can aggregate root reference another root?

I'm a little bit confused. I just watched Julie Lerman's Pluralsight video on DDD and here's the confusion I have: Having a simple online store example with: with for , what's the aggregate root her...

Ambiguous reference intellisense error from Resource.Designer.cs

I am running into a peculiar bug when developing on Visual Studio 2017 that I have been able to ignore for a while, but is now beginning to really me. I refer to this issue as a rather than an be...

JWT SecurityTokenInvalidSignatureException using RS256 PII is hidden

I'm having trouble validating a JWT token signed with RS256 using Microsoft's System.IdentityModel.Tokens.Jwt library. This token validates just fine on [JWT.io](https://jwt.io/). This is the error: >...

21 Jan at 16:52

Get userId from JWT on all Controller methods?

I am creating a Core 2.0 Web API project that uses JWT for authentication and authorization. My controller methods that I want to secure are all decorated with the `Authorize` attribute. This is work...

29 May at 08:56

How to rename file/directory (not Blob file) in Azure Storage (not Blob storage)?

I thought that this would be very easy job to do, but as I have researched, I found nothing on how to rename a file or directory in Azure Storage. I don't want to do a copy/delete (the size of files/...

26 Jun at 18:40

What is the replacement for hasRequired with EF core?

With Entity Framework we had `HasRequired` on a field. What is the alternative replacement for that with EF core? [https://msdn.microsoft.com/en-us/library/jj591620(v=vs.113).aspx](https://msdn.micros...

1 Mar at 04:12

Is there a way to build a DataTemplate with only C#

Is there a way to build a DataTemplate without using the [deprecated](http://www.dictionary.com/browse/deprecated) `FrameworkElementFactory` or the `XamlReader.Load` method of string interpretation t...

29 May at 13:42

Timespan type cannot be mapped correctly when using Servicestack CsvSerializer

I am trying to convert list of objects to comma seperated string through SerializeToCsv method of Servicestack. However, i realized that timespan cannot be converted correctly. Forexample, my timespan...

Create partial login cookie for External Authentication

Recently I've implemented 2FA for my WebAPI using IdentityServer3. Everything works as expected if the login is made locally (using the `IUserService`). Now, I want to be able to do this login by issu...

Bot Framework messes up dialog state

I'm currently making a chatbot with Microsoft's Bot Framework. In my flow I have a final dialog that lets the user know, that they are participating in the competition. There is also an error-handling...

30 May at 14:43

User is authenticated but where is the access token?

I have a web Application which authenticates a user to an Identity Server 4, using an implicit client. I need the access token for this user so that I can make a call to another API. To be clear: ...

28 May at 13:5