11 February, 2012. It was a Saturday. In my effort to make myself an ex-GoDaddy customer, I have 3 domains left to transfer or let expire. Two of them I’m making available to transfer to anyone who ...
21 January, 2016. It was a Thursday. As I work towards the 4.2 release of AutoMapper, I got a little inspiration. Over the past year or so I’ve given some talks/podcasts about a long-lived open source ...
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’ ...
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 ...
29 April, 2016. It was a Friday. A common question I get asked, especially around a vertical slice architecture, is where does validation happen? If you’re doing DDD, you might want to put validation ...
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 ...
26 April, 2013. It was a Friday. In the last few posts on sagas, we looked at a variety of patterns of modeling long-running business transactions. However, the general problem of message routing ...
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 ...
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 ...
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 ...
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 ...