Advertisements I have this piece of code: [Test] public void LinqConsoleOutputTest() { Enumerable.Range(0, 10).ToList().ForEach(_ => { Thread.Sleep(500); Console.WriteLine($"Slept…"); }); } And to my surprise the code was executing around 5 seconds as expected, but it did not print to the console. It just dumped all 10 logs when it finished ForEach loop. And I am… Read More LINQ ForEach method skips Console.WriteLine() on each iteration, then dumps all the logs when loop is done. Why?

Advertisements Command update-database is not working in .NET 6 entity framework for API. Console window displays an error The ConnectionString property has not been initialized after I run the command update-database. Command add-migration is working fine. appsettings.json file: { "Logging": { "LogLevel": { "Default": "Information", "Microsoft.AspNetCore": "Warning" } }, "AllowedHosts": "*", "ConnectionStrings": { "DefaultConnection": "Server=(localdb)\\mssqllocaldb;… Read More Command 'update-database' is not working in .NET 6 Entity Framework for API

Advertisements I am upgrading an old ASP.NET Core 2.2 app to .NET 6 I was able to upgrade every package, however there is one that I’m missing: Microsoft.AspNetCore.StaticFiles This package seems to be unmaintained, in fact the last available version on NuGet is 2.2.0, which is marked as deprecated. I checked my app’s code and… Read More FileExtensionContentTypeProvider in .NET 6+

Advertisements I have the requirement that my web controller needs to return a class with only public fields. E.g. I have public class RunningScenario { public int Id; public string Name; } and want to return this from my controller like this [ApiController] [Route("api/[controller]")] public class ScenarioController : ControllerBase { [HttpPost("start")] [ProducesResponseType(StatusCodes.Status404NotFound)] [ProducesResponseType(StatusCodes.Status400BadRequest)] [ProducesResponseType(StatusCodes.Status200OK)] public… Read More ASP.NET Core 6 Web API – serializing public fields

Advertisements I have this configuration for dotnet swagger gen: builder.Services.AddSwaggerGen(c => { c.SwaggerDoc("v1", new OpenApiInfo { Title = "Demo", Version = "v1", Description = "This is a demo api" }); var xmlFile = $"{Assembly.GetExecutingAssembly().GetName().Name}.xml"; var xmlPath = Path.Combine(AppContext.BaseDirectory, xmlFile); c.IncludeXmlComments(xmlPath); }); Is there any way to config so that when user goes to localhost:port/ lands… Read More How to make dotnet api entrypoint landing directly to swagger docs

Advertisements the title said it all notnet6 is unable to find async, this is the error I get /home/user1/Documents/GitHub/YTD/Core/main.cs(19,16): error CS0246: The type or namespace name ‘async’ could not be found (are you missing a using directive or an assembly reference?) [/home/user1/Documents/GitHub/YTD/Core/Core.csproj] code public async Ytd(string[] args) { Console.WriteLine(0); response = "https://www.youtube.com/playlist?list=PLda3VoSoc_TSBBOBYwcmlamF1UrjVtccZ";//args[0]; extention = args[1];… Read More dotnet 6 unable to find async

Advertisements I created a console application with a target framework of .net 6.0 in order to write a custom Xaml writer. This is the project configuration: <Project Sdk="Microsoft.NET.Sdk"> <PropertyGroup> <OutputType>Exe</OutputType> <TargetFramework>net6.0</TargetFramework> <ImplicitUsings>enable</ImplicitUsings> <Nullable>enable</Nullable> </PropertyGroup> I want to extend the XamlXmlWriter class but I can’t import it. If I add using System.Xaml I get: The type… Read More Cannot find System.Xaml in .net 6

Advertisements I see that Find method in EF requires the arguments to be in the same order as in the HasKey method. However, what if I have a composite key let’s say ColA ColB ColC. But I only want to find the entities where ColA=5 and ColC=6 – without using LINQ, how would I do… Read More In Entity Framework Core 6 how to use Find() method with part of the composite key?

Advertisements i`m developing .net web api pet application, that uses jwt authentication. It has private rooms(lets say lobbies), so users dont have access to the list of them. The idea is to create invitation link like https://mycoolapp.com/Room/sd1Fds/join=token, so unauthorised user can click it and join room after he logs in. The idea comes from discord… Read More Invitation link implementation .NET WEB API

Advertisements Is it possible in C# to implement an Interface through a class member without explicitly returning the members implementation? I want something like this interface IAttachement { byte[] Data { get; } string Name { get; } long Size { get; } } class Attachement : IAttachement { public byte[] Data { get; set;… Read More Implement Interface through class member