26 February, 2014. It was a Wednesday. This is a series of posts about AngularJS and our experiences with it while migrating the client of a complex enterprise application from Silverlight to ...

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 ...

12 April, 2015. It was a Sunday. In this post I have discussed CQRS, an architectural pattern from a high level perspective. CQRS is one of my favorite patterns when it comes to complex line of ...

I’d like to cover these aspects partially because these ideas play a large role in the later ideas, but also because Rob asked me to (see comments). If you’d like an in-depth discussion of these ...

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 ...

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 ...

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 ...

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’ ...

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 ...

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, ...

5 May, 2015. It was a Tuesday. CQRS is a simple pattern – two objects for command/queries where once there was one. These days just about every system I build utilizes CQRS, as it’s a natural ...