asp.net-core-2.2 – Page 2

Populate IConfiguration for unit tests

January 28, 2023 by Tarik

You can use MemoryConfigurationBuilderExtensions to provide it via a dictionary. using Microsoft.Extensions.Configuration; var myConfiguration = new Dictionary<string, string> { {“Key1”, “Value1”}, {“Nested:Key1”, “NestedValue1”}, {“Nested:Key2”, “NestedValue2”} }; var configuration = new ConfigurationBuilder() .AddInMemoryCollection(myConfiguration) .Build(); The equivalent JSON would be: { “Key1”: “Value1”, “Nested”: { “Key1”: “NestedValue1”, “Key2”: “NestedValue2” } } The equivalent Environment Variables would be … Read more

HTTP Error 502.5 – ANCM Out-Of-Process Startup Failure after upgrading to ASP.NET Core 2.2

January 14, 2023 by Tarik

In my case, I upgraded some nuget packages to net core 2.2, but I did not have the net core 2.2 sdk installed, so I went to net core website to download the latest sdk or runtime package, and then I did a net stop was /y and then a net start w3svc in the … Read more

IConfiguration does not contain a definition for GetValue

November 18, 2022 by Tarik

Just install Microsoft.Extensions.Configuration.Binder and the method will be available. The reason is that GetValue<T> is an extension method and does not exist directly in the IConfiguration interface.

.NET Core MVC Page Not Refreshing After Changes

October 16, 2022 by Tarik

In ASP.NET Core 3.0 and higher, RazorViewEngineOptions.AllowRecompilingViewsOnFileChange is not available. Surprised that refreshing a view while the app is running did not work, I discovered the following solution: Add Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation NuGet package to the project Add the following in Startup.cs: services.AddControllersWithViews().AddRazorRuntimeCompilation(); Here’s the full explanation for the curious.