🔖 Bookmarks

The other day, Florens Verschelde asked about defining dark mode styles for both a class and a media query, without repeat CSS custom properties declarations.

Learn how to track user events without sacrificing privacy and performance.

Last updated on February 21, 2021. One of the most valuable features Bullet Train provides for Rails developers is the implementation of collaborative teams, including invitations and user roles. The reason this feature is so valuable is that in so many situations developers and even product teams won’t consider

Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations...

There are many excellent authorization libraries for Rails, but did you know it's not that hard to build this functionality yourself? In this article, Renata Marques shows us how to use the Policy Object Pattern to implement access control in our Rails apps.

Ensuring thread safety is critical if you want to build a performant Rails app. Unfortunately, threading-related bugs are often sneaky and only manifest in highly concurrent production environments. In this blog post, we'll discuss code examples that are not thread-safe. I'll also describe a toolkit for debugging and discuss possible solutions. Developing an eye for spotting these errors before shipping to production can save you a lot of headaches.

There are a lot of different approaches to writing CSS, with CUBE CSS by Andy Bell being one of the newer methodologies out there. I get a lot of questions a...

A nearly-universal need in web applications is user notifications. An event happens in the...

Analytics (i.e. stats about your visitors) is nowadays not cheap. Let's see why, and let's see how Rails could help.

Learn how to test your Rails models using RSpec and the Behaviour-driven Development approach.

Theres been a pattern I've seen creeping in Rails apps. The pattern is that there are cases where...

How to build distributed systems with Ruby on Rails

Ruby on Rails and ReactJS consulting company. We also build mobile applications using React Native

If we wanted to, we could, of course, write web applications in assembly code. Computers can understand assembly code just as well as Ruby or Python or any other language. The reason we write programs in higher-level languages like Ruby or Python is that while assembly language is easy for computers to understand, it’s of […]

Everyone would love to have a secret power. A skill that makes you a hero. There is no one such skill, but in this episode, I'll talk about inline documentation - a great skill that can make you a better developer.

git config is a powerful command in Git. You can use the Git configuration file to customize how Git works. This file exists in the project level where Git is initialized ( /project/.git/config) or at the root level (~/.gitcongig). If no configurations are specified, Git uses its default settings. In

Remote is the new normal. It brought with it some benefits, some challenges, and some frustrations. Now that our team is fully remote, we are looking for ways to build connections. We decided to use one of our go-to tools, a Lightning Design Jam to break down this challenge and uncover next steps. Join us on March 4th, 2022 to watch our team in action.

Soon the new version of ECMA Script will become standard in few months. So let's take a glimpse at...

This February, a handful of thoughtbotters attended the virtual ProductCon event. Here are a few of the team’s takeaways from this year.

I want to introduce you to a new, experimental form control called selectmenu, including how much easier it is to style than a traditional element.

Dual-screen devices are just the next evolution in responsive design. If you have a PWA or website, the APIs available make integrating into your existing code base seamless. This article explains why it’s an exciting time for layout on the web, and how dual screens provide an opportunity to get even more creative.

Let's build a command palette for the Tickerizer application, using Rails 7, ESBuild, View Components, and all the goodness of Hotwire.

Ruby on Rails and ReactJS consulting company. We also build mobile applications using React Native

Learn how to install JavaScript libraries with import maps and how import maps work under the hood in Rails 7.

Don’t waste your time on assets compilation on Heroku At some point, you may want or be forced to use the CDN to serve assets of your Rails app. When your app is globally available, you may want to serve the assets from strategically located servers around the world to provide the best possible experience for the end user. Serving static assets via Puma is not the best idea — it’ll be slow. The only viable option on Heroku is to use CDN. I will show you how to do it smart, save time and have faster deployments