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 or… Read More Cannot find System.Xaml in .net 6

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 it… Read More In Entity Framework Core 6 how to use Find() method with part of the composite key?

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 invitation… Read More Invitation link implementation .NET WEB API

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

I’m trying to use dependency injection from a .NET 6 console application. I’ve got a class called Startup which inherits from IHostedService and it has both the StartupAsync and StopAsync functions defined: public async Task StartAsync(CancellationToken cancellationToken) { Console.WriteLine("Host started!"); return Task.CompletedTask; } public Task StopAsync(CancellationToken cancellationToken) { Console.WriteLine("Host stopped!"); return Task.CompletedTask; } And from… Read More StartAsync not triggered when RunAsync is called from Console Application

I have .NET 6 installed. But it doesn’t show up. I even have the "Use previews of the .NET SDK" on. I don’t understand what I’m missing. >Solution : First of all .NET Framework 6.0 does not exist, the latest release is actually .NET Framework 4.8.1. What you mean is .NET 6 or if you… Read More .NET 6 not showing up in Visual Studio 2022

I have the same requirement as the poster in Async wait. I want to wait for a function to return but also set a timeout value. I want to use the part : int timeout = 1000; var task = SomeOperationAsync(); if (await Task.WhenAny(task, Task.Delay(timeout)) == task) { // task completed within timeout } else… Read More C# Wait for function but with a timeout. How do I make my function async?

maybe someone can help me out with this one: I’m writing a Program, that dynamically loads assemblies that have different implementations of the same interface "IMyService". The case may occur, that some of the assemblies aren’t even there (imagine this as a set of different modules of a software a user can buy… Some are… Read More Adding Service from dynamically loaded Assembly to ServiceCollection?

When I googled for "entityframework" and "logging", this article popped up and several people from here have also mentioned the same article. However, when I tried it, I can’t seem to get the Log property. What am I missing? My implementation of the DbContext (btw, this was generated by Entityframework’s own scaffolding): internal partial class… Read More How to get the Log property of DatabaseFacade?

I’m using GRPC in C#, I already have a GRPC Project that uses its locals methods / proto classes, but don’t know how to call a method that’s in a different GRPC service that I referenced my adding the corresponding Nuget Package. Do I need to create that service proto method again? I’m not sure… Read More From a GRPC Project, call a method on another GRPC project, in a different solution