Unable to negotiate with 40.74.28.9 port 22: no matching host key type found. Their offer: ssh-rsa

After start of using NixOS as a new package management system, I get the following error when using git within Azure DevOps repositories and rsa ssh key: ``` jaroslavbezdek@mac> git pull Unable to neg...

22 Feb at 14:31

How can I redirect in React Router v6?

I am trying to upgrade to React Router v6 (`react-router-dom 6.0.1`). Here is my updated code: ``` import { BrowserRouter, Navigate, Route, Routes } from 'react-router-dom'; <BrowserRouter> <Routes...

Error: [PrivateRoute] is not a <Route> component. All component children of <Routes> must be a <Route> or <React.Fragment>

I'm using React Router v6 and am creating private routes for my application. In file , I've the code ``` import React from 'react'; import {Route,Navigate} from "react-router-dom"; import {isauth} fr...

5 Jan at 02:48

Why does UserAuthExtensions.PopulateFromMap(session, jwtPayload) does not deserialize json values with escape correctly in ServiceStack.Auth?

We want to get the UserName from the ServiceStack session, but we find that the backslashes in the UserName are not deserialized as expected. The UserName has this format 'domainname\username' and ser...

Error "Error: A <Route> is only ever to be used as the child of <Routes> element"

I am trying to use routing for the first time and followed the exact instructions from [Udemy](https://en.wikipedia.org/wiki/Udemy): ### File App.js: ``` import { Route } from "react-router-dom"; i...

12 Oct at 00:32

DateTime.Now equivalent for TimeOnly and DateOnly?

.NET 6 / C# 10 introduced `TimeOnly` and `DateOnly` structs, to represent only a time and only a date respectively. The good old `DateTime` struct always had a `Now` static property which would give y...

5 Dec at 11:23

Unable to Hot Reload on Visual Studio 2022

I moved my web app from Visual Studio 2019 to 2022 (Preview 7) but I am unable to hot-reload even small changes like changing `if(a=b)` to `if(a!=b)` and will require stopping the debugger, and I am u...

2 Dec at 06:20

Where are the using statements/directives in .NET 6

I got up and running with Visual Studio 2022 Preview for a couple of days now. Got the first shock, there is no Startup.cs. Thats ok, a bit of reading, I know Startup is removed. Today got another sla...

15 Nov at 07:42

ASP.NET Core 6 how to access Configuration during startup

In earlier versions, we had Startup.cs class and we get configuration object as follows in the file. ``` public class Startup { private readonly IHostEnvironment environment; private readonl...

26 Nov at 09:56

The type initializer for 'Microsoft.EntityFrameworkCore.Query.QueryableMethods' threw an exception

I've got one function app which throws following error when I run it with `azure-functions-core-tools@4.0.3780` `start` command. ``` func start ``` ``` System.Private.CoreLib: Exception while executi...

Error message "error:0308010C:digital envelope routines::unsupported"

I created the default IntelliJ IDEA React project and got this: ``` Error: error:0308010C:digital envelope routines::unsupported at new Hash (node:internal/crypto/hash:67:19) at Object.createH...

20 Nov at 19:58

Node.js 17.0.1 Gatsby error - "digital envelope routines::unsupported ... ERR_OSSL_EVP_UNSUPPORTED"

I am building a [Gatsby](https://www.gatsbyjs.com/) site. I upgraded Node.js to , and when I run a build, there is an error: ``` Error: digital envelope routines::unsupported opensslErrorStack: [ 'er...

18 Aug at 01:48

AppSelfHoseBase generates error when starting in .net 5

I am trying to create an apphost in the testing project of a project created from .net 5.0 react template. I am getting the error: > OneTimeSetUp: System.TypeLoadException : Could not load type 'Micro...

16 Oct at 22:48

ServiceStack JsonServiceClient URLs

I'm evaluating ServiceStack JsonServiceClient and the requests use a generic endpoint: [https://techstacks.io/json/reply/GetTechnology?slug=ServiceStack](https://techstacks.io/json/reply/GetTechnolog...

14 Oct at 20:16

Getting "Cannot read property 'pickAlgorithm' of null" error in react native

I get an error when running `npm install`. The error is: ``` npm ERR! Cannot read property 'pickAlgorithm' of null npm ERR! A complete log of this run can be found in: npm ERR! npm-cache\_logs\202...

14 Oct at 08:54

ServiceStack - Check for WSDL changes in a unit test

We want a unit test which fails if the WSDL hast changed. Possible logic: Generate a new WSDL and compare that with the old one from the metadata page stored in a file next to the unit test. Question:...

14 Oct at 06:9

C# record - using with keyword to modify properties

I recently ran into the `record` keyword in C#, I'm able to create a an instance of a record and modify it both by assigning a value regularly and both by using the keyword `with`. Is there any differ...

5 May at 16:47

Problem installing Android workload for MAUI Visual Studio 2022

I have installed Visual Studio 2022 Preview 4.1 according to these instructions: https://learn.microsoft.com/en-us/dotnet/maui/get-started/installation. I started a new CometApp project and I get the ...

5 May at 15:47

Migrating to .NET 6.0 error on publish: Assets file doesn't have a target for 'net5.0'

I'm trying to migrate from .NET 5 to .NET 6. I've installed VS 2022 Community Preview and the Hosting Bundle... and updated everything in NuGet. The project will build without errors but when I go to ...

9 Oct at 13:55

EditorConfig control File-scoped namespace declaration

I'm using C# 10 new feature `File-scoped namespace declaration`. I have old code like this ``` namespace SampleCode { public class MyClass { } } ``` I'm moving this code to ``` namespace ...

7 Oct at 18:47

ASP.NET 6 + Identity + Sqlite, services.AddDbContext() how?

I am using a tutorial for ASP.NET Core 5.0 + SQL Server, but I am actually using ASP.NET Core 6.0 + Sqlite. The tutorial has the following code in `StartUp.cs` ``` public void ConfigureServices(IServi...

How can I find the Windows product name in Windows 11?

Windows 11, released yesterday, reports itself as Windows 10.0 just about everywhere - `RtlGetVersion` says 10.0, and if you ask `VerifyVersionInfo` if you are 11.0 or greater, it says no. There seems...

.NET 6 XmlSerializer Pretty print

I've this sample .NET 6 program printing out a serialised object to XML: ``` using System.Text; using System.Xml.Serialization; var serializer = new XmlSerializer(typeof(Order)); var order = new Ord...

4 Oct at 19:40

What does a question mark after a reference type mean in C#?

What is the purpose of the question mark after the type of the parameter which is a reference type? e.g one of the constructors for an `OverflowException` contains `string?` and `Exception?` parameter...

15 Jul at 19:48

HttpClient - Request was canceled - Timeout of 100 seconds elapsing

I am using a blazor web assembly project followed by a asp.net core web api and a shared project. When running my two projects and pulling up post man to perform a GET request `https://localhost:5011/...