How to remove a dotnet runtime on Windows?

I've found the command `dotnet --list-runtimes` and it outputs (abbreviated) for me: ``` Microsoft.AspNetCore.All 2.1.15 [C:\Program Files\dotnet\shared\Microsoft.AspNetCore.All] Microsoft.AspNetCore...

21 Jan at 11:31

Deserialize nested properties

I am using ServiceStack.Text to deserialize a response like so: ``` var obj = JsonObject.Parse(response); ``` The problem is that it only deserializes top level properties. I tried playing around ...

21 Jan at 07:48

Refresh Token using Polly with Named Client

I have a policy that looks like this ``` var retryPolicy = Policy .Handle<HttpRequestException>() .OrResult<HttpResponseMessage>(resp => resp.StatusCode == HttpStatusCode.Unauthorized) .Wa...

VS Code IntelliSense not working for Unity3d

Problem: IntelliSense is not working for Unity specific methods and functions (i.e., `Update`, `FixedUpdate`, `Awake`, etc.). It does work, however, for non Unity specific methods (i.e., `IEnumerator...

20 Jan at 20:35

Could not load dynamic library 'cudart64_101.dll' on tensorflow CPU-only installation

I just installed the latest version of Tensorflow via `pip install tensorflow` and whenever I run a program, I get the log message: > W tensorflow/stream_executor/platform/default/dso_loader.cc:55] C...

GroupBy in EF Core 3.1 / EF Core 5.0 not working, even for the simplest example

I'm updating an EF6.x project to EF Core 3.1. Decided to go back to basics and follow the example of how to set up relationships from scratch again. According to the official Microsoft documentation, ...

How to customize the login page of ASP.NET Core web application with Angular Individual user account authentication?

(Environment: Visual Studio 2019 v16.4.3) I create a new "ASP.NET Core Web Application" with the following options 1. ASP.Net Core 3.1 2. Angular 3. Authentication of Individual User Account (with ...

20 Jan at 07:37

Servicestack GlobalRequestFilters populating additional user auth data into Jwt tokens

I want to add additional properties to the response when a user logs in. When calling [https://Servicestackservice/auth/credentials?userName=](https://Servicestackservice/auth/credentials?userName=)...

21 Jan at 03:45

Visual Studio 2019 ignoring tab preference

I was programming in VS2019 this morning before going about my day. When I sat down in the evening to keep programming, I realized that it has suddenly been placing spaces instead of tabs! My preferen...

Set EventCallback<string> outside of a Blazor component?

I am building a Blazor ProgressBar demo, and I am attempting to move some code out of my Blazor component into a C# class called ProgressManager. This is so I can abstract the code and make the Progre...

20 Aug at 01:9

How to pass null in body to endpoint within asp.net core 3.1

I have the following action within an asp.net core 3.1 controller ``` [ApiController] [Route("example")] public class MyExampleController : ControllerBase { [HttpPost("{id}/value")] public as...

19 Jan at 19:27

"415 Unsupported Media Type" for Content-Type "application/csp-report" in ASP.NET Core

I have a content security policy that causes Chrome to post a report, but the action that receives the report returns "415 Unsupported Media Type". I understand this is because the post has a Content-...

24 Apr at 00:2

Entity Framework (Core) - cascading delete

I’m using EF Core 3.1.1, but I believe this question applies to all versions of EF. It seems the EF has the ability to cascade delete - if it is enabled, and if the dependent objects are loaded in th...

Unable to create an object of type 'ApplicationDbContext'. For the different patterns supported at design time

I face the following error when adding the migration of database in .net core This is the error: [](https://i.stack.imgur.com/pm3dd.png) This is the code in `Startup`: ``` public void ConfigureService...

Why can't I convert from 'System.IO.StreamWriter' to 'CsvHelper.ISerializer'?

Trying to write the contents of people to a CSVfile and then export it, however I am getting a build error and its failing. the error is: `cannot convert from 'System.IO.StreamWriter' to 'CsvHelper.IS...

23 Dec at 00:54

Is there a way to declare a C# lambda and immediately call it?

It's possible to declare a lambda function and immediately call it: ``` Func<int, int> lambda = (input) => { return 1; }; int output = lambda(0); ``` I'm wondering if it's possible to do so in one ...

17 Jan at 10:38

How to use SFTP connection with key file using C# and .NET

I have a C# .NET project, where am trying to open an SFTP connection to a server and put a file to the server. I have SFTP , and (.pem file). I do not have a here. Please help me with something to ...

19 Aug at 13:32

What do the size settings for MemoryCache mean?

In a controller class, I have ``` using Microsoft.Extensions.Caching.Memory; private IMemoryCache _cache; private readonly MemoryCacheEntryOptions CacheEntryOptions = new MemoryCacheEntryOptions() ...

How do I get a instance of a service in ASP.NET Core 3.1

I have a small project in .NET Core 2.0 and as Microsoft announced that would no longer support .NET Core 2.0 I tried to update the project to the latest version at this time is 3.1. But I had a hard ...

Is it possible to use gRPC with HTTP/1.1 in .NET Core?

I have two network services - a gRPC client and gRPC server. Server is written in .NET Core, [hence HTTP/2 for gRPC is enforced](https://learn.microsoft.com/en-us/aspnet/core/grpc/aspnetcore?view=aspn...

16 Jan at 13:31

Maven dependencies are failing with a 501 error

Recently build jobs running in are failing with the below exception saying that they couldn't pull dependencies from and should use . I'm not sure how to change the requests from to . Could someon...

20 Jun at 09:12

How to fix AttributeError: partially initialized module?

I am trying to run my script but keep getting this error: ``` File ".\checkmypass.py", line 1, in <module> import requests line 3, in <module> response = requests.get(url) AttributeError: partia...

4 Jan at 14:9

How to use DbContext in separate class library .net core?

I'm trying to access my dbcontext from my .net core 3.1 MVC project in a class library. Currently I inject my database into the service collection in `startup.cs` ``` public class AppDbContext : DbC...

Difference between AllowedHosts in appsettings.json and UseCors in .NET Core API 3.x

I see that .NET Core 3.x comes with a new special configuration used to list hosts allowed to access the site while this option already exists with CORS (app.UseCors). What's the difference between t...

12 Nov at 06:56

What is the difference between Host and WebHost class in asp.net core

I was trying to migrate the my application from asp.net core 2.1 to 3.0 and there come a first suggested change in program.cs for creation of host. asp.net core 2.1 program.cs ``` public static void...