Rails’ modest JavaScript framework is a great addition to its ecosystem You can see the finished code here: https://github.com/rodloboz/stimulus-rails or visit the Heroku app here: https://stimulus-rails-tutorial.herokuapp.com/ Stimulus, as indicated on the website https://stimulusjs.org/, …

A quick overview of ActiveRecord polymorphic associations. When developing our applications, we often encounter situations where two or more different models have associations that seem to be identical. For instance, we may have a Product and a Service model that have many photos, or a Project, a Contractor, and a…

How to quickly set up two different types of users with Rails and Devise. Sometimes we need to have different types of Users in our app. Of course, we could generate two different Devise models and have distinct signup and login flows, but there’s more than one way of achieving…

In this multi-part tutorial, we will be building a Ruby on Rails app that implements the look and the features of popular social media giant Instagram. We’ll use Rails 6, Webpacker 4, Turbolinks, Stimulus Js and Tailwindcss. DISCLAIMER: While the purpose of this tutorial is to share knowledge and show…

Aggregate points on a map in clusters with Ruby on Rails and Mapbox When we have a geocoded model in Rails, we may want to display the records in our database as markers on a map. …

Ruby and JavaScript are about to go head to head. Both of these scripting languages are dynamically typed and support object-oriented programming. We’ll examine their differences or similarities across some of their more common features. Disclaimer: We’re only looking at modern JavaScript ES6 syntax here. String interpolation In computer programming, string interpolation…

In this article, I examine the rails routing system, including its basic syntax, standard CRUD routes, nested resources, member and collection routes, namespaced and scoped routes, and other advanced patterns. I often see beginners not taking full advantage of the powerful routing engine provided by Ruby on Rails. Often they’re…

Learning how to code nearly two years ago turned my life around and changed my career. Whether you’re thinking of joining a coding bootcamp, currently attending one or have recently graduated, here’s my advice for before, during and after. Last Friday, we wrapped up Batch 205 of Le Wagon’s coding…

Subjects covered in this article: Ruby on Rails custom validation rules, each validator, displaying a date-picker with flatpickr and writing a model instance method to list all unavailable dates to be passed into the date-picker. For the past 2 years, I have been teaching web development to several batches of…