Tag: Design patterns
Updated on August 14, 2018
Clean Architecture: UseCase tests
When creating an application that follows The Clean Architecture you end up with a number of UseCases that hold your application logic. In this blog post I outline a testing pattern for effectively testing these UseCases and avoiding… Read More
Updated on August 20, 2018
The Fallacy of DRY
DRY, standing for Don’t Repeat Yourself, is a well-known design principle in the software development world. It is not uncommon for removal of duplication to take center stage via mantras such as “Repetition is the root of all… Read More
Updated on July 31, 2018
Generic Entity handling code
In this blog post I outline my thinking on sharing code that deals with different types of Entities in your domain. We’ll cover what Entities are, code reuse strategies, pitfalls such as Shotgun Surgery and Anemic Domain Models… Read More
Updated on July 31, 2018
Why Every Single Argument of Dan North is Wrong
Alternative title: Dan North, the Straw Man That Put His Head in His Ass. This blog post is a reply to Dan’s presentation Why Every Element of SOLID is Wrong. It is crammed full with straw man argumentation… Read More
Updated on August 20, 2018
Implementing the Clean Architecture
Both Domain Driven Design and architectures such as the Clean Architecture and Hexagonal are often talked about. It’s hard to go to a conference on software development and not run into one of these topics. However it can… Read More
Updated on August 19, 2018
Lazy iterators in PHP and Python
I recently watched Clean Code Episode 34: Pattern Apocalypse, which is about several design patterns, including the Iterator. Afterwards I took some example code from this episode and tried writing it first in PHP and then in Python…. Read More
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