Ruby on Rails - The Miners

Go Full Stack Rails: The Backend Part 1
Working on the backend, exploring requirements and building a Rails controller to deliver timeline tweets

by Thiago Araújo SilvaOctober 18, 2016May 30, 2023

Being a great developer these days means to intelligently use available technologies to build full-fledged products that also feel durable and extendable, and gone are …

Introduction to ActiveRecord Models
This is a step by step guide to create, update and test ActiveRecord models. For detailed information please refer to Rails Guides.

by Dmitry RochaOctober 4, 2016January 8, 2026

Now that you know how to get up and running with Ruby (and Rails) from the article 4.5 Ways to Install Ruby in Userspace, that …

Controller Best Practices: Don’t Hide Instance Variables

by Thiago Araújo SilvaApril 27, 2016May 30, 2023

This is something I often mention in code reviews, and it’s also mentioned in some Rails guidelines elsewhere without further explanation: please, don’t hide instance …

Using ActiveRecord to create atomic transactions

by Mauricio KleinApril 23, 2016

Imagine the following situation: You were asked to create a new wallet feature to an application. This wallet must allow money transfer between users. Basically, …