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I was happily typing away at some ASP.NET Core controllers and views, calling a view component to render out some paging links, when this happened… The program iisexpress.exe’ has exited with code -1073741819 (0xc0000005) ‘Access violation’. No exception visible in Visual Studio. No indication of where the error was. Nothing. The Internet supplied links to […]
You will usually come across this problem in .net Core Entity Framework when you first override the OnModelCreating method in your DbContext. The entity type ‘IdentityUserLogin‘ requires a primary key to be defined. If you intended to use a keyless entity type call ‘HasNoKey()’. If you check your DbContext class, you’ll see that when you […]
I needed to check the certificate expiry date in an NUnit test. The below snippet can be used to check any certificate properties, using a custom certificate validation callback. All you need to do is read the properties you are interested in within the callback so you can check them afterwards. DateTime notAfter = DateTime.UtcNow; […]
When you don’t want to script out your own database, Entity Framework Core has your back. When you change your database context or the models it uses, you can use a couple of commands to create and update your database to keep it in sync with your model. These examples run in the Package Manager […]
In the past I have used Log Parser Studio to run SQL style queries against IIS logs, but it can take a fair bit of time to do this. Sometimes you just want to run a quick SQL query against the log data that IIS has collected. SQL Server is a super quick way of […]
This is a quick article about using .NET Core Identity without the standard pages. It was almost titled “why does .NET Core Identity ignore my LoginPath that I set in options?”. Let’s start with a common chunk of code that you’ll find in your Startup.cs file if you’ve added identity to your project… services.AddIdentity<ApplicationUser, ApplicationRole>() […]
If you were a fan of ASP.NET MVC Widgets using Html.RenderAction, you might be a bit stunned that RenderAction is nowhere to be found in .NET Core. Don’t worry, though, because there is a Html.RenderAction equivalent in .NET Core MVC and it’s called View Components. View Component Class The view component class is quite a […]