Ruby On Rails

Tutorials

URI.escape is obsolete. Percent-encoding your query string

URI.escape is obsolete. Percent-encoding your query string Ruby 2.7.0 shows a warning when invoking URI.escape or its alias, URI.encode. It might look like a fresh deprecation, but the fact is, these methods have been marked as obsolete for… over 10 years now! If you’re wondering how come you’ve never enc...

Ruby Testing Micro-Course, Lesson 1 - Code With Jason

Ruby Testing Micro-Course, Lesson 1 - Code With Jason This micro-course is just Ruby and RSpec. No Rails, no database, no HTML.We’re going to build a Ruby application designed for the purpose of managing a hotel. We’ll build this application over the course of four easy-to-follow lessons.

RSpec/Capybara integration tests: the ultimate guide

RSpec/Capybara integration tests: the ultimate guide When I started learning about Rails testing and RSpec I discovered that there are many different kinds of tests. I encountered terms like “model spec”, “controller spec”, “view spec”, “request spec”, “route spec”, “feature spec”, and more. I asked...

My general approach to Rails testing

My general approach to Rails testing The code I write is influenced by certain factors upstream of the code itself.Before I start coding a feature, I like to do everything I can to try to ensure that the user story I’m working on is small and that it’s crisply defined. By small, I me...

Where to start with introducing TDD to a new Rails app

Where to start with introducing TDD to a new Rails app A Code With Jason reader recently wrote me with the following question:How do I introduce TDD into a new Rails app? Where do I start? I am deeply knowledgable on RSpec and use it a lot. I am not sure how to get started with testing in Rails. When ...

DropletKit is the official DigitalOcean API client for Ruby.

DropletKit is the official DigitalOcean API client for Ruby. DropletKit is the official DigitalOcean V2 API client. It supports everything the API can do with a simple interface written in Ruby.

Contributing to Ruby MRI

Contributing to Ruby MRI I’ve recently worked on (so far) my biggest patch to Ruby MRI. While the changeset is only 50 lines of code it took me a few days and couple takes to figure out the right way to make getaddrinfo interrupt and fail fast when DNS is unhealthy.It’s o...

Writing a polyglot script

Writing a polyglot script So here's the thing - I'm relatively good at Python. I somewhat know Ruby. Not good enough to write something complex, but enough to understand that it's "a bit" different from Python. Yet both of the languages have similar syntaxes, which made me...

Deep dive into Did You Mean

Deep dive into Did You Mean Since version 2.3.0, Ruby comes bundled with did_you_mean, a handy gem for detecting typos.

Effectively Using Materialized Views in Ruby on Rails

Effectively Using Materialized Views in Ruby on Rails It's every developer's nightmare: SQL queries that get large and unwieldy. This can happen fairly quickly with the addition of multiple joins, a subquery and some complicated filtering logic. I have personally seen queries grow to nearly one hundr...

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