AspNet Core Identity, how set options.Cookie.SameSite?

In the latest templates and libraries used httpsonly flag. How can I turn it off? This same question is outdated and it did not have full configuration sample: [AspNet Core Identity - cookie not get...

1 Jan at 19:10

How to get more detailed exception in ABP?

I created a CrudAppService. When I invoke its dynamic API by using , I get a generic `500` error with this description: ``` { "result": null, "targetUrl": null, "success": false, "error": { ...

How to use dependency injection with inheritance in C#

# Introduction Hi everyone, I'm currently working on a persistence library in C#. In that library, I have implemented the repository pattern where I'm facing a SOLID issue. Here is a simplified exa...

Dynamically access table in EF Core 2.0

I am using `System.Linq.Dynamic.Core` to dynamically add in lambda expressions to queries in EF. I want to also be able to select the table by name. I found this answer: [https://stackoverflow.com/a...

How to programmatically interact with winlogon?

I have a Windows Service that I want to use to programmatically unlock the workstation, using the account username and password. This article [https://technet.microsoft.com/en-us/library/dn751047(v=w...

Cast Task<T> to Task<object> in C# without having T

I have static class full of extension methods where each of the methods is asynchronous and returns some value - like this: ``` public static class MyContextExtensions{ public static async Task<boo...

2 Jan at 13:23

Visual Studio 2017 publish ASP.NET Core app with C# 7.2

I have a Asp.Net MVC Core website that's using `public static async Task Main()`. For that to work I've set the language version to C# 7.2 (in the properties -> build -> advanced dialog, double checke...

Listing USB devices via their USB class

I am trying to dynamically list the USBs connected to the computer that match a certain [UsbDeviceClass](https://learn.microsoft.com/en-us/uwp/api/windows.devices.usb.usbdeviceclass) The information a...

23 Dec at 00:1

How to get an instance of IConfiguration in asp.net core?

I making a unittesting project to test my webapi and i need to initialize a controller the problem is that in the constructor it receive a IConfiguration that it is provide by dependency-injection and...

Not much difference between ASP.NET Core sync and async controller actions

I wrote a couple of action methods in a controller to test the difference between and controller actions in ASP.NET core: ``` [Route("api/syncvasync")] public class SyncVAsyncController : Controlle...

Searching an int column on the basis of a string value

I have a View `View_Booking` in sql server 2014: ``` bkID bkSlot bkStatus ---- ------ -------- 2 Lunch 1 4 Lunch 1 6 Dinner 0 7 Lunch 1 ``` While ...

Net core generic repository pattern how to inject DbContext without knowing its type at compile time?

I'm working on a web api project decoupled and the bussiness logic its decoupled in extensions (separated projects, that gives me a lot of shared code between projects), thats why I'm working on a dat...

Thread.Sleep vs. Task.Delay when using timeBeginPeriod / Task scheduling

Given the attached LINQ-Pad snippet. It creates 8 tasks, executes for 500ms and draws a graph on when the threads were actually running. On a 4 core CPU it may look like this: [](https://i.stack.img...

How can I pass array as a sql query param for cosmos DB query

I want to pass array as a param to SqlQuerySpec to be able to use it in the IN expression when building query for azure cosmos db. What i'm trying to do is something like we do with regular (string, i...

28 Dec at 09:24

How do I handle null or optional DLL struct parameters

How do I deal with optional `struct` arguments in dll methods called from C# using pinvoke? For example, the [lpSecurityAttributes parameter here](https://msdn.microsoft.com/en-us/library/windows/desk...

VSCode C# "go to definition" (F12) not working

I'm using VSCode 1.19 and trying to "Go>Go to definition" in a C# file like in Visual Studio and it does nothing. In a .js file it works well and i'm guessing if there is some workaround this.

13 Apr at 01:32

Kotlin's data class == C#'s struct?

I used C# before and there we can define a `struct` which will be a value type. I'm learning Kotlin now and as far as I know kotlin `data-class` compares by value, can copy by value etc. Found some di...

27 Dec at 15:35

ServiceStack : InvalidOperationException: StatusCode cannot be set because the response has already started

Our API works fine, recently we changed from [ServiceStack 4.5.14](https://www.nuget.org/packages/ServiceStack/4.5.14) to [ServiceStack.Core 1.0.44](https://www.nuget.org/packages/ServiceStack.Core/1....

21 Apr at 00:28

Check if user belongs to an AD group .net core

I have an app where on login I want to check if the user is a part of a particular AD group or not. If yes then continue with the application, if not then show error: "I do have the LDAP connection ad...

LINQ continue after Take

Say we have an `IEnumerable<T> stuff;` Is there a concise way to Take n elements and then another m elements after the first, without re-evaluating? example code: ``` stuff.Take(10); stuff.Skip(10)...

26 Dec at 23:8

ServiceStack Query String Mappings

I'm curious if it is possible to modify the servicesstack Route mapping rules. I'd like non-query string parameters to go in one area of the model and the query string parameters to go into another....

27 Dec at 14:47

VS 2017 .Net Core 2.0 Console Application Publish Fail

I've been trying to publish a .Net Core 2.0 Console Application using Visual Studio 2017 Community Edition but it always fails (it runs perfectly inside VS2017). This is my CSPROJ: ``` <Project Sdk=...

How to correctly set HTTP header with managed IIS module

I've written my own managed IIS HTTP-module in C#. It's purpose is to simply set X-Forwarded-For and X-Forwarded-Proto request headers on some condition (which can not be handled with routing rules). ...

26 Dec at 15:37

How to do multiprocessing using Python for .NET on Windows?

Now I'm developing C# app running on Windows. Some of processes are written in Python, that called via pythonnet (Python for .NET). The processes are calculation-heavy, so I want to do them in parall...

React Axios - C# WebAPI request token fails without a server error

I have the following code: ``` var qs = require('qs'); const ROOT_URL = 'http://localhost:56765/'; const data = qs.stringify({ username, password, grant_type: 'password' }); axios.post(`${ROOT_URL}t...

30 Dec at 18:56