Ruby On Rails

Tutorials

Build an API with the Jets Ruby Serverless Framework

Build an API with the Jets Ruby Serverless Framework In this blog post, I’ll cover how to build a simple API service on AWS Lambda with the Jets Ruby Serverless Framework.Jets New API ModeThe jets new command has a few different modes: html, api, and job. We’ll use the handy api mode for this tutori...

Partial application in Ruby

Partial application in Ruby Ruby is a multi-paradigm language with a strong bias towards object-oriented programming. You can argue that its design is influenced by Alan Kay and Smalltalk, as opposed to C /Java-style object-oriented languages. Thankfully, this object-orient...

Headless Chrome driver for Capybara

Headless Chrome driver for Capybara Cuprite is a pure Ruby driver (read as no Java/Selenium/WebDriver/ChromeDriver requirement) for Capybara. It allows you to run your Capybara tests on a headless Chrome or Chromium browser while the latter is prefered for now because we work with t...

How to Reduce Test Interference in Minitest

How to Reduce Test Interference in Minitest I was working on the test suite for active_record_doctor when I run into an interesting problem. Many active_record_doctor tasks are applied at the model-level which means they iterate over all Active Record models and process them one-by-one.I ha...

Delegating ActiveRecord scopes

Delegating ActiveRecord scopes In Ruby on Rails, access to the database is by default controlled through the ActiveRecord ORM. ActiveRecord operates on Relation objects that contain the configuration for an SQL query that will be executed at a later time. Relation objects have ...

Server Administration with Cockpit (Example) | GoRails

Server Administration with Cockpit (Example) | GoRails Linux server administration can be a pain. You can use cockpit to monitor your servers and keep an eye on long running processes like Sidekiq and Puma without having to SSH into your servers.

Exploring a critical Net::Protocol issue in Ruby 2.6.0p0 and how it can lead to a security problem

Exploring a critical Net::Protocol issue in Ruby 2.6.0p0 and how it can lead to a security problem Ruby 2.6.0 has been released not long ago. Not many are unfortunately aware of a major bug that was introduced with these release.This bug can affect you in many ways, some of which you may not even be aware. All may run well up until you decide t...

🏂 Ruby Bindings and Extensions

🏂 Ruby Bindings and Extensions Ruby is a wonderful language for so many reasons. It’s expressive, easy to read, ideal for modelling complex domains and there’s a broad and active community maintaining the language and libraries.However, it can occasionally be preferable to reac...

Using Action Text in a Rails 5.2 Application

Using Action Text in a Rails 5.2 Application With Rails 6.0 is around the corner, Action Text has been merged into the Rails repository. However, it can still be used on a Rails 5.2 application while we wait for its official release.

Active Admin Tips and Performance Optimizations for Rails Apps

Active Admin Tips and Performance Optimizations for Rails Apps Active Admin gem is a popular tool for building admin interfaces in Ruby on Rails apps. In this blog post, I will describe a couple of less obvious tips and performance optimization techniques.Active Admin should probably never be used for client-...

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