Complex Linq Grouping

I'm new to Stack Overflow, but tried to put as much information I have following class structure ``` public class ItemEntity { public int ItemId { get; set; } public int GroupId { get; set; ...

22 Oct at 17:57

How can I hide response code 200 with Swashbuckle.AspNetCore?

Ciao, I'm working on a asp.net web api core (target framework .NET Core 2.1). I'm documenting my API using Swagger specifications. I chose to use Swashbuckle.AspNetCore library. I have one simple cr...

Refit and authorization header

Currently, I am adding an authorization header to my request like this: File: SomeFile.cs ``` public interface ITestApi { [Get("/api/test/{id}")] Task<string> GetTest([Header("Authorization"...

11 May at 09:1

How to force Serilog to log only my custom log messages

I configured Serilog in `appsettings.json` to log entries into via tcp in my `asp net core web api` app the following way: ``` { "Serilog": { "Using": [ "Serilog.Sinks.Network" ], "Minimum...

20 Oct at 18:58

C# Predefined type 'System.Object' is not defined or imported

In project, I changed the all projects name than after reloading all project that time many errors were showing approx . And mainly all errors are related to system namespace like - `System.Object`...

19 Oct at 07:41

How to add method description in Swagger UI in WebAPI Application

I am using Swagger as my API tooling framework and it is working out great so far. I just came across this page [https://petstore.swagger.io/](https://petstore.swagger.io/) and saw how each method ha...

Validation in Domain Driven Design

Our team is starting a new project following Domain Driven Design (DDD). At the high level, we have an API on the top of our domain which enables a client to perform operations on the domain. One of t...

How to share source code via NuGet packages for use in .NET Core projects

I want to make small pieces of source code (e.g. helper classes) available for use in .NET Core projects (.csproj). At this point I packaged the source code with NuGet in many different ways according...

Is it necessary to check null values with constructor injection?

I'm using .NET Core constructor injection. In a code review from a colleague, he raised the question if I should check for null values on injected dependencies in controllers. Since the framework is ...

ServiceStack api/auth/credentials returns 404 on frontend migration

I'm changing my frontend to React, so I started a new project with VS2015. I already configured ServiceStack with my old API services. Everything works fine except by one: api/auth/credentials. I get...

18 Oct at 15:41

Vue JS returns [__ob__: Observer] data instead of my array of objects

I've created a page where I want to get all my data from the database with an API call, but I'm kinda new to VueJS and Javascript aswell and I don't know where I'm getting it wrong. I did test it with...

Why does Python.NET use the base method instead of the method from a derived class?

[this](https://github.com/pythonnet/pythonnet/pull/756) I have a problem with Python.NET inheritance. I have a DLL which consists of the following code: ``` using System; namespace InheritanceTest ...

24 Oct at 09:48

'dotnet build' command not finding NuGet packages (they exist)

I'm trying to build my .NET Core 2.1 application from the command-line on my Jenkins server. It builds fine on my local machine (Windows 10, Visual Studio 2017 Enterprise), and if I manually build it ...

26 Jun at 00:40

How can I automatically generate refit interfaces from existing Controllers?

I am investigating the refit library and evaluating if I is worth integrating in my project. Let's say I have this Controller that accepts a `POST` message with a specific contract: ``` [Route("api...

17 Oct at 21:23

Need help troubleshooting a .NET Core 2.1 API in a linux Docker

We have a bad situation with an API we are running in a Linux Docker on AWS ECS. The API is running with ASP.NET Core 2.1 now, but we also had the problem on ASP.NET 2.0 (we hoped upgrading to 2.1 wou...

24 Mar at 06:5

TypeScript: Object.keys return string[]

When using `Object.keys(obj)`, the return value is a `string[]`, whereas I want a `(keyof obj)[]`. ``` const v = { a: 1, b: 2 } Object.keys(v).reduce((accumulator, current) => { accumula...

17 Oct at 13:48

Xamarin essentials geolocation is not working, GetLocationAsync breaks out of try

So I want to get the users location and reverse geocode it to get the address plus street number. Therefore I installed the package Xamarin.Essentials which is in pre-release. I wanted to use the geo...

What is the purpose of : public static DateTime ToDateTime(DateTime value) in the .NET Framework?

I am maintaining an existing project, and I found this line of code: ``` Datetime someDate = ....; var anotherDateTime = Convert.ToDateTime(someDate); ``` At first, I expected that `someDate` is co...

17 Oct at 12:31

Download .xls file using Angular: Unexpected token P in JSON at position 0 at JSON.parse (<anonymous>)

I have the following server method for returning an `byte[]` for an `xls` document stored in `Azure Blob Storage`. ``` [FunctionName("ReadBatchFile")] public async static Task<HttpResponseMes...

17 Oct at 08:31

.NET Web API: Set a different Refresh Token Expiration time for different users

I'm using Identity Server 3 to authenticate and generate Access/Refresh tokens for my angular Client. I'm currently setting the Refresh Token to expire in 48 hours for my Angular Client. Some users ...

17 Oct at 00:56

Self Hosted Maximum URL length

While self hosting an application derived from AppSelfHostBase, I'm running into an issue where I get an invalid url error if the parameter list gets too long. Is there a config setting that is causi...

16 Oct at 21:32

SecurityTokenInvalidAudienceException: IDX10214: Audience validation failed

I'm developing an ASP.NET Core 2 app using Identity and Sustainsys.Saml2 (for SAML auth). I've made the necessary configurations in the Startup.cs file. Now when I run the project and try to login usi...

16 Oct at 20:51

Parameter 0 of constructor in required a bean of type 'java.lang.String' that could not be found

I am working on spring batch with spring boot 2.X application, actually its existing code i am checked out from git. While running the application it fails due to below error only for me and same code...

Using string interpolation, how to pad with a given character?

I know I'm in danger here, but couldn't find in SO/Google: Using string interpolation, how do I pad with a given character? for instance: ``` foreach (var p in people) { Console.WriteLine($"{p.Nam...

1 Apr at 20:19

Why does casting from byte to sbyte give a wrong value for optimized code?

The problem can be reproduced with the following code sample, having NUnit 3 installed. ``` [TestFixture] public class SByteFixture { [Test] public void Test() { var data = new by...

17 Oct at 02:24