12 August, 2008. It was a Tuesday. A question came up on the ALT.NET message board asking whether Value Objects should be used across service boundaries. Of course, the conversation took several ...

20 July, 2016. It was a Wednesday. Part of the release of ASP.NET Core is a new DI framework that’s completely integrated with the ASP.NET pipeline. Previous ASP.NET frameworks either had no DI or ...

1 June, 2016. It was a Wednesday. In many of my applications, the UI and API gravitate towards task-oriented UIs. Instead of “editing an invoice”, I “approve an invoice”, with specialized models, ...

3 September, 2010. It was a Friday. Moving from subversion to git can be a struggle, trying to understand what terms like checkout, commit, branch, remote, rebase all mean in the git world. I learned ...

22 September, 2014. It was a Monday. So lets say you’re doing you’re best to data model all around one partition. You’ve done your homework and all you queries ...

24 May, 2011. It was a Tuesday. I’ve built a few dozen security mechanisms in my career. Unfortunately, I kept getting it wrong, hence the need to keep building them. Over the years, though, I learned ...

21 August, 2008. It was a Thursday. Services are first-class citizens of the domain model. When concepts of the model would distort any Entity or Value Object, a Service is appropriate. From Evans’ ...

18 June, 2013. It was a Tuesday. One of the keys to having maintainable tests are to make sure that tests are isolated and reproducible. For unit tests, this is easy as long as we stay away from ...

13 May, 2014. It was a Tuesday. Domain events are one of the final patterns needed to create a fully encapsulated domain model – one that fully enforces a consistency boundary and invariants. The need ...

In most of the projects I’ve worked on in the last several years, I’ve put in place a mediator to manage the delivery of messages to handlers. I’ve covered the motivation behind such a pattern in the ...

18 October, 2012. It was a Thursday. Databases in tests is an annoying, yet necessary component if you truly want to create accurate integration tests. I’m not too much of a fan of employing alternate ...

13 October, 2016. It was a Thursday. A while ago, I blogged about using MediatR to build a processing pipeline for requests in the form of commands and queries in your application. MediatR is a ...