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Event Sourcing Example & Explained in plain English

What is Event Sourcing? It’s a way of storing data that is probably very different than what you’re used to. I’ll explain the differences and show ab event sourcing example that should clear up all the mystery around it. YouTube Check out my YouTube channel where I post all kinds of content that accompanies my posts including this video showing everything that is in this post. Source Code Developer-level members of my CodeOpinion YouTube channel get access to the full source in this post available in a git repo. Check out the membership for more info. Current State The vast majority of… Read More »Event Sourcing Example & Explained in plain English

Aggregate (Root) Design: Behavior & Data

How do you persist your Aggregate using Entity Framework? Using a Repository to get/set your Aggregate Root? I see a lot of examples that bend over backward to make their Entities expose behaviors while try to encapsulate data. It doesn’t need to be difficult. And if you’re not using an ORM, what’s a way that you can capture the changes made by the Aggregate Root so that you can persist them writing SQL? YouTube Check out my YouTube channel where I post all kinds of content that accompanies my posts including this video showing everything that is in this post. Entity Framework… Read More »Aggregate (Root) Design: Behavior & Data

Write Stable Code using Coupling Metrics

Are you tired of changing one part of a system, only to have another part break? Write stable code! Writing stable code can seem impossible. Trying to keep things from breaking can be a nightmare if you’re unaware of how your system is coupled. Understanding Afferent & Efferent coupling can guide you into insights about your software architecture & design. YouTube Check out my YouTube channel where I post all kinds of content that accompanies my posts including this video showing everything that is in this post. Coupling To illustrate coupling, I’m going to talk about it at a project/package/boundary level. You… Read More »Write Stable Code using Coupling Metrics