Ruby On Rails

Tutorials

Faking External Services in Tests with Adapters

Faking External Services in Tests with Adapters When faking external services in tests, I like to start with a simple solution and only progress to a more complex one if I need it. That’s why I usually start with a simple class that acts as the public interface to adapters and make an in-memory...

Empty Arrays: surprising behaviour |

Empty Arrays: surprising behaviour | You won’t believe what happens when all the animals run away from the zoo.There are a couple of array methods that are often useful, .any? and .all?. .any? will return true if the supplied block returns true for at least one item in the array. For...

Ruby refinements and the sorbet type checker

Ruby refinements and the sorbet type checker But now we sacrifice readability by defining what we will do with the result before we tell the user what we are doing in the first place. To me, calling the rmeove_nil_keys method overshadows the actual function we are performing. The method also...

Implementation of the Trello API for Ruby

Implementation of the Trello API for Ruby This library implements the Trello API.Trello is an awesome tool for organization. Not just aimed at developers, but everybody. Seriously, check it out.Full API documentation.

Pulling the trigger: How to update counter caches in your Rails app without Active Record callbacks

Pulling the trigger: How to update counter caches in your Rails app without Active Record callbacks In this article, we experiment with triggers as a tool for keeping aggregated data consistent when using Active Record and your favorite SQL database. Instead of using sophisticated tools such as ElasticSearch for filtering and searching, we will ...

How to Stay Up to Date With Your Rails Application

How to Stay Up to Date With Your Rails Application An outdated Rails application doesn't happen overnight. In FastRuby.io we work with a lot of clients who have outdated Rails applications and we help them upgrade to a newer Rails version. In this article I share some things that you could start d...

Isolating Rails Engines with RuboCop

Isolating Rails Engines with RuboCop Flexport’s main backend service is a Ruby on Rails monolith. In the company’s early days, Rails helped us move quickly. However, like many other fast-growing startups, we’ve found it challenging to manage complexity with Rails as the team has grow...

Rails 6: the missing developer setup guide

Rails 6: the missing developer setup guide 👋 Welcome! This post contains everything I learned and did that was not documented as part of my Ruby and Ruby on Rails 6 learning. I am new to the ecosystem and really looking forward to feedback, if you have any, drop me a comment here!Most of t...

Building the Perfect Rails API | Sourcey

Building the Perfect Rails API | Sourcey This how-to guide aims to give you the best start to building your Rails API. Thanks to the new rails-api gem that has shipped as part of the Rails core since version 5, Rails is an ideal candidate for building streamlined APIs quickly and easily....

A beginners' introduction to Ruby classes and objects

A beginners' introduction to Ruby classes and objects When you start learning Ruby, you often hear that everything is - or evaluates as - an object. And you’re usually like “🤔 Come again”?So, here’s an introduction to objects and classes in Ruby for my fellow Ruby junior developers out there.

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