If someone steals your password, they can pretend to be you. That's why many companies provide two-factor or multi-factor authentication via a fingerprint scan, a YubiKey, an authenticator app, or SMS. In this article, Petr Hlavicka will give you a solid foundation of knowledge about multi-factor authentication and will walk you through implementation with Rails, Webauthn, and Devise
Turbo and ActionCable make it a snap to create Rails applications that respond to user behavior in real-time. In this article, Abiodun shows us how to use them together to create a full-featured chat application in Rails.
When you do calculations with money, every penny needs to be accounted for. Unfortunately, JS's Number type isn't up to the task. In this article, Julio Sampaio shows us why and teaches us how to do currency calculations the right way in JavaScript.
Google Cloud Platform provides developers with many tools to build scalable apps in a way friendlier than AWS. In this article, Olasubomi Oluwalana shows us how we can use the Google Cloud Engine, Storage, and PubSub offerings to build an uptime monitoring system in Ruby.
Hotwire is a way to build modern web applications without much JavaScript by sending HTML over the wire. In this article, Renata Marques introduces us to Hotwire and walks us through a simple example.
Tailwind CSS is a popular CSS framework that helps developers quickly build and style web pages with a unique utility-based approach. Unlike other CSS frameworks, it comes with its own build tooling. In this article, Jeffery Morhous walks us through setting up Tailwind CSS with Rails and Webpacker.
