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Starting a blog to get yourself noticed
I never really thought I would start a blog. Don't get me wrong, I wanted to. I'm an avid consumer of other people's blogs and podcasts. My RSS feed is always filling up with the latest .NET news from...
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Understanding .NET Core, NETStandard, .NET Standard applications and ASP.NET...
As anyone in the .NET community who hasn't been living under a rock will know, there's a lot of exciting things happening with .NET at the moment with the announcement of the open source, cross...
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Model binding JSON POSTs in ASP.NET Core
I was catching up on the latest ASP.NET Community Standup the other day when a question popped up about Model Binding that I hadn't previously picked up on (you can see the question around 46:30). It...
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How to add default security headers in ASP.NET Core using custom middleware
One of the easiest ways to harden and improve the security of a web application is through the setting of certain HTTP header values. As these headers are often added by the server hosting the...
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How to use the IOptions pattern for configuration in ASP.NET Core RC2
Almost every project will have some settings that need to be configured and changed depending on the environment, or secrets that you don't want to hard code into your repository. The classic example...
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A deep dive into the ASP.NET Core CORS library
In a previous post I showed how you could use custom middleware to automatically add security headers to requests. This works well if you require a single policy to be applied to all requests. But what...
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Use project.lock.json to troubleshoot dotnet restore problems
This is a quick post about how to troubleshoot problems using dotnet restore, where it is fails to restore packages due to an error in your project.json. I ran into it the other day and it caused me...
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Introduction to integration testing with xUnit and TestServer in ASP.NET Core
Most developers understand the value of unit testing and the importance of having a large test base for non-trivial code. However it is also important to have at least some integration tests which...
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Publishing your first .NET Core NuGet package with AppVeyor and MyGet
In this post I'm going to describe the process for beginners to go from 'Code in Github' to 'Package on NuGet'. It is very much inspired by (read: copied from) Jimmy Bogard's post on his OSS CI/CD...
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Adding Travis CI builds to a .NET Core app
In my last post I described A CI/CD pipeline for ASP.NET Core projects that used AppVeyor to build and test the project in a Windows environment, and deploy the packages to MyGet and NuGet. In this...
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Creating a custom ConfigurationProvider in ASP.NET Core to parse YAML
In the previous incarnation of ASP.NET, configuration was primarily handled by the ConfigurationManager in System.Configuration, which obtained it's values from web.config. In ASP.NET Core there is a...
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Reloading strongly typed Options on file changes in ASP.NET Core RC2
In the previous version of ASP.NET, configuration was typically stored in the <AppSettings> section of web.config. Touching the web.config file would cause the application to restart with the new...
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Getting started with StructureMap in ASP.NET Core
ASP.NET Core 1.0 was released today, and those of you who haven't already, I really urge you to check it out and have a play. There are a whole raft of features that make it a very enjoyable...
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How to configure urls for Kestrel, WebListener and IIS express in ASP.NET Core
In this post I describe how to configure the urls your application binds to when using the Kestrel or WebListener HTTP servers that come with ASP.NET Core. I'll also cover how to set the url when you...
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Adding EF Core and PostgreSQL to an ASP.NET Core project on OS X
One of the great selling points of the .NET Core framework is its cross-platform credentials. Similar to most .NET developers I imagine, the vast majority of my development time has been on Windows. As...
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Loading tenants from the database with SaasKit in ASP.NET Core
Building a multi-tenant application can be a difficult thing to get right - it's normally critical that there is no leakage between tenants, where one tenant sees details from another. In the previous...
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Loading tenants from the database with SaasKit - Part 2, Caching
In my previous post, I showed how you could add multi-tenancy to an ASP.NET Core application using the open source SaasKit library. Saaskit requires you to register an ITenantResolver<TTenant>...
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Forking the pipeline - adding tenant-specific files with SaasKit in ASP.NET Core
This is another in a series of posts looking at how to add multi-tenancy to ASP.NET Core applications using SaasKit. SaasKit is an open source project, created by Ben Foster, to make adding...
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Introduction to Authentication with ASP.NET Core
This is the first in a series of posts looking at authentication and authorisation in ASP.NET Core. In this post, I'm going to talk about authentication in general and how claims-based authentication...
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Access services inside ConfigureServices using IConfigureOptions in ASP.NET Core
In a recent post I showed how you could populate an IOptions<T> object from the database for the purposes of caching the query result. It wasn't the most flexible solution or really recommended...
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