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’ ...
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 July, 2015. It was a Wednesday. In the last post, I walked through what is to me the most interesting part of REST – the client. It’s easy to build a server API, but no API is complete without ...
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 ...
Our clients install our product on different environments. Some of them have 32bit server OS others have pure 64bit environments. Due to the lack of a 64bit version of a driver we use we have to run ...
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 ...
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 ...
Way too many times I encounter applications that claim to have a domain (model) and that domain driven design has been used to develop it, but in reality what I find is a collection of entities or ...
6 April, 2011. It was a Wednesday. A common point of confusion when getting started with Git on Windows is line endings, with Windows still using CR+LF while every other modern OS uses LF only. Git ...
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 ...
In my opinion Command Query Responsibility Segregation (CQRS) is one of the most useful architectural patterns when used in the context of a complex line of business application (LOB). Martin Fowler ...
27 October, 2016. It was a Thursday. Early on in the CQRS/ES days, I saw a lot of questions on modeling problems with event sourcing. Specifically, trying to fit every square modeling problem into the ...
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