Ruby On Rails

Tutorials

Parallel RSpec test runner

Parallel RSpec test runner It is built with a producer/consumer architecture. A master process loads the entire test suite and sets up a queue to feed the tests to the workers. Each worker requests a test from the master, runs it, reports the results back to the master and ...

The Enumerable module in Ruby: Part II

The Enumerable module in Ruby: Part II The Enumerator::new method returns an enumerator with an instance of Enumerator::Generator as data source and the each method as default data consumer. The built-inEnumerator::Generator class is.

How Can I Use Ruby 2.6 JIT?

How Can I Use Ruby 2.6 JIT? Wondering about what JIT is, how it works and why you'd use it? Or how to try it out in (currently pre-release) Ruby 2.6? Here are my slides. Don't miss the presenter notes, which have extra detail beyond just what's in the slides.

The missing piece for using private gems

The missing piece for using private gems If you have multiple projects and want to re-use code between them, extracting the shared code into gems and hosting them on a private gem server is a common pattern.

Back to the primitive. Testing with simplicity

Back to the primitive. Testing with simplicity In Ruby on Rails imagine that your controller is generating this JSON API:.

Context Binding in Ruby

Context Binding in Ruby An instance of the Binding class is able to encapsulate the execution context of the receiver object. The execution context is the entire environment needed for a given piece of code to be.

Bundler: How to use Bundler in a single-file Ruby script

Bundler: How to use Bundler in a single-file Ruby script To use Bundler in a single-file script, add require 'bundler/inline' at the top of your Ruby file.

Rails on Docker: Using Rails Encrypted Credentials with Docker |

Rails on Docker: Using Rails Encrypted Credentials with Docker | Rails 5.1 introduced the encrypted secrets.yml.enc file, with Rails 5.2 tidying things up by consolidating secrets and credentials into the credentials.yml.enc.

Building a Scheduled Newsletter in Ruby with Iron.io and Mailgun

Building a Scheduled Newsletter in Ruby with Iron.io and Mailgun As developers, the applications we build have an amazing array of functionality, and grow more impressive by the day. Amongst the varied functionality sits job processing, and process scheduling.

Evaluating Scala and sticking with Ruby

Evaluating Scala and sticking with Ruby Evaluating Scala and sticking with Ruby. A cheeky post about evaluating Scala and deciding to stick with Ruby.

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