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 ...

11 September, 2016. It was a Sunday. In part 1 of this post series about Docker SwarmKit I showed how we can quickly create a cluster of nodes (VMs) using VirtualBox and configure a Docker Swarm on ...

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, ...

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 ...

This post is part of the series about Implementing a CI/CD pipeline. Please refer to this post for a full table of content. Our company is a heavy user of TeamCity [TC]. We use TC for almost all our ...

27 January, 2016. It was a Wednesday. The Fixie test framework has been in production use for over a year now, and I’ve had a chance to work with it on a number of real world projects as well as a ...

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 ...

1 November, 2015. It was a Sunday. Earlier this year I joined a development team which chose Entity Framework for the persistence needs of a new greenfield project. While I’ve worked on a few projects ...

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 ...

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 ...