© 2022 Hashnode
#ddd
When I wrote my slogan, I just meant to be funny, but it turns out, it's also kind of true. Here's the slogan I put for Hashnode: "I hate to be wrong, so I read all the books. I still manage to be wro…
Motivation Way too often I see code where someone defines an id as a simple int or Guid or something along those lines. This is a classic case of the Primitive Obsession smell and has a variety of pot…
Chapter 6 of the Domain Driven Design book talks about the life cycle of complex objects. In the last article I wrote about aggregates. Now let's move to the second design pattern which is factory des…
Chapter 6 of Domain-Driven Design by Eric Evans is about handling objects that have complex interdependencies and a life cycle where the object goes through different states. These objects can be hard…
Continuing my quest to create an accounting system, I will work on creating a Journal. The Journal (or General Journal) is basically the database of all the transactions we want to track. Following along in the "The Joy of Accounting" book,…
This is a really good explanation of accounting (financial) as described in the book: Accounting is a system of describing and categorizing the nature and size of a business entity’s assets, the ways they were funded, and what the entity …
Every project starts with functional requirements. We just want to have an application that does what we have specified. In this post, I would like to show that business rules can fall into various ca…
Domain driven approach solves more problems in complex systems than I initially thought. Recently I got to know the concept of cognitive load and if you haven't heard about it - I encourage you to con…
Domain-Driven Design (DDD) simplifies the development and maintenance of complex software applications. However, two seminal books on the topic, Domain-Driven Design and Domain-Driven Design Distilled…
Introduction The idea of a binary decision can be found in many places in our field : true or false, 1 or 0, tabs or spaces - it's either one or the other, though in in the last example there is only …
