22 August, 2012. It was a Wednesday. CQRS, while a relatively simple concept, still brings a lot of assumptions about what CQRS is and should be. So what is CQRS? Simply put, CQRS is two objects where ...

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 ...

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 ...

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 ...

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, ...

18 September, 2009. It was a Friday. I’m getting more and more requests around the area of two-way mapping, meaning you’d do something like: Product being an entity, I can’t for the life of me ...

8 October, 2012. It was a Monday. So I’m over Repositories, and definitely over abstracting your data layer, but where does that leave us? I don’t think creating an abstraction over your ORM provides ...

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 ...

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 ...

22 September, 2011. It was a Thursday. A long time ago, when I first started blogging with LosTechies, I wrote up a few posts on Dependency Inversion and Dependency Injection, and how I finally ...

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 ...

30 July, 2008. It was a Wednesday. When developing with an IoC container like StructureMap, eventually some place in your code you will need to call the registry to instantiate your classes with their ...