Codeminer42's Engineering Blog
The Miners

Rails’ Dirty Modules: Checking models states
Wonderful Monday(?) *All characters appearing in this article are fictitious 9:00 AM Me「It's Monday already. I really don't feel like working」 Me「Unfortunatelly, it can not be helped. Gotta check Slack...」…
Polymorphic Associations with Ruby on Rails
Although not usually the first option for many, polymorphic associations are perfect for when you need to connect the same type of model to multiple other different models. In this…
Event-Driven Architecture #2: Our First App
Hello everyone! This article is a continuation to the series about Event-Driven Architecture (you can find the first one here). Since we already had a basic introduction to EDA, now…
SQL 101 – The Basics
Introduction First things first, a little bit of history for us to understand what is SQL. Structured Query Language (SQL) is a domain-specific language used in programming and developed in…
Blockchain: What are you Token about?
Tokens, NFT, ERC, EIP… these terms have been in our vocabulary for quite a while. Many people are excited about how innovative they are and what they can bring to…