How does internally QuerySingle or QueryFirst in Dapper work?

I see that Dapper has `QuerySingle` and `QueryFirst` methods. Does `QuerySingle` check that the sql returns only one row and maps that? Does `QueryFirst` returns the first row mapped independently how...

16 May at 18:28

"CS8700: Multiple analyzer config files cannot be in the same directory" but only one StyleCop file

I'm trying to learn to use StyleCop on a personal project. It's not a very big one, and the solution structure is below: ``` - MySolution (2 of 2 projects) - Solution Items - .editorconfig ...

Use System.Text.Json to deserialize properties with private setters

Is there a way to use with object that contains private setters properties, and fill those properties? (like does)

8 Jun at 20:46

Calling service RegisterService removes "Success" property of response

I am wrapping the Register service inside my own service like below snippet shows: ``` var auth = request.ConvertTo<Register>(); var regService = base.ResolveService<RegisterService>(); Reg...

8 Jun at 19:14

How to send a response card using AWS Lambda in C#

Hi I am developing a chatbot on amazon lex and I want to send a response card using the lambda function but on using response card function inside the close response format it gives the error of null ...

The instance of entity type cannot be tracked because another instance with the same key value is already being tracked

I'm getting a same key value runtime exception from entity base class. I tried few online solutions with no lucks. Can anyone help me to fix this issue? Following line throwing Exception when I try to...

services.AddControllersWithViews() vs services.AddMvc()

In order to be able to add controllers in my ASP.NET Core app, I can add either ``` services.AddControllersWithViews() ``` or ``` services.AddMvc() ``` in `ConfigureServices` method at `Startup...

7 Jun at 21:8

ServiceStack structured logging

How can I get structured logging when using e.g. Serilog with Servicestack? The examples from both Serilog and NLog have the form `Log.Information("Hello World from {FirstName}", "Thomas");` for whi...

7 Jun at 09:23

How to change React-Hook-Form defaultValue with useEffect()?

I am creating a page for user to update personal data with React-Hook-Form. Once paged is loaded, I use `useEffect` to fetch the user's current personal data and set them into default value of the for...

Task.ContinueWith() executing but Task Status is still "Running"

Consider the following code: ``` MyTask = LongRunningMethod(progressReporter, CancelSource.Token) .ContinueWith(e => { Log.Info("OnlyOnCanceled"); }, default, TaskConti...

6 Jun at 21:32

What does init mean in c# 9?

I have come across with "" keyword in c# in the C# 9 preview. What does it mean and what are its applications? ``` public class Person { private readonly string firstName; private readonly st...

6 Jun at 08:6

How can I track down the source of a transitive dependency?

In a project/solution with lots of `<PackageReference>` dependencies, it can be difficult to find the source of a transitive dependency that's being pulled in. For example, no projects in my solution ...

5 Jun at 23:28

What is the simplest way to run a single background task from a controller in .NET Core?

I have an ASP.NET Core web app, with WebAPI controllers. All I am trying to do is, in some of the controllers, be able to kick off a process that would run in the background, but the controller shoul...

5 Jun at 19:18

How would I check for change of state of in-memory database in SQLite?

I am using an SQLite in-memory database, via OrmLite, for integration tests in ServiceStack. I'd like to be able to confirm there has been no change of state in the Database between tests. Is there an...

React and TypeScript—which types for an Axios response?

I am trying to present a simple user list from an API which returns this: ``` [{"UserID":2,"FirstName":"User2"},{"UserID":1,"FirstName":"User1"}] ``` I do not understand fully how to handle Axios res...

12 May at 15:38

Getting 403 forbidden with valid API key

I have a protected service, but I need to create links for sharing purpose. So I came over this feature: ``` new ApiKeyAuthProvider(AppSettings) { AllowInHttpParams=true }, ``` I'm calling the se...

5 Jun at 10:41

Force usage of “var” to be parsed as keyword rather than class name

Is it possible to force C# compiler to treat `var` as a and not as a when a class of name `var` is declared? ``` public class var { } public class A { } public class Program { public static v...

4 Jun at 17:56

Reuse query SqlExpression cause System.ArgumentException The SqlParameter is already contained by another SqlParameterCollection

With OrmLite ServiceStack, I did query Select list and Count total like this: ``` public async Task<OrmInvoice> OrmTest(int Id) { var q = OrmDb.From<OrmInvoice>().Where(o => o.Id == Id); ...

4 Jun at 18:34

Terraform: Error acquiring the state lock: ConditionalCheckFailedException

I got the following error during a `terraform plan` which occured in my pipeline: ``` Error: Error locking state: Error acquiring the state lock: ConditionalCheckFailedException: The conditional requ...

4 Jun at 08:11

How to use correctly ServiceStack IServiceGateway methods?

`IServiceGateway` provides two main sync methods to call services. ``` void IServiceGateway.Publish(object requestDto) T Send<T>(IReturn<T> request) ``` I understand that `Send()` allows me to con...

3 Jun at 11:26

Why does .NET Core DI container not inject ILogger?

I am trying to get logging up and running in my C# console app based on .NET Core 2.1. I added the following code to my DI declaration: ``` var sc = new ServiceCollection(); sc.AddLogging(builder =...

Minimum supported Gradle version is 6.1.1. Current version is 5.6.4

I'm facing this issue after updating to android studio 4.0 while Having older gradle version: ![(Screen shot attached)](https://i.stack.imgur.com/1BuzS.png) After that I have download the latest gradl...

28 Dec at 21:26

Can I make component parameter required when building a custom Blazor component?

When I try to build a Blazor component I can define parameters for it like this: ``` @code { [Parameter] public string MyString { get; set; } } ``` My question is can I make this parameter ...

1 Jun at 23:34

How to use ServiceStack OpenApiFeature/Swagger with api description and response examples?

Is there a way to add a description to the api (not just to individual routes) and update api version and add example responses/resquests using the OpenApiFeature in ServiceStack? I can't find anythin...

1 Jun at 19:52

Meaning of curly braces after the "is" operator

I found in some C# source code the following line: ``` if(!(context.Compilation.GetTypeByMetadataName("Xunit.FactAttribute") is { } factAttribute)) ``` and here is another one: ``` if(!(diag...