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Product design principles that will improve usability for everyone.

Checkout Kata

The enumerable module is one of the most important modules in Ruby, it includes a wide range of methods that help us to interact with collections of data.

Effectively onboarding new developers to your team

Writing methods in RSpec lets us clean up our tests while improving their documentation value and isolation.

Building & scaling a Rails app built using Turbo/Hotwire, what did we learn?

This website aims to tackle some of the most important accessibility concerns that you'll need to address in a Rails apps. You can read more about the project here.

Container Queries, Scroll Snap, Object View Box, Scroll Timeline, and more! Check it out!

Practical CSS and design tips that helps in building future-proof user interfaces.

One of the oldest helpers in Rails is also the most underrated. dom_id shines for building apps with Hotwire, allowing you to easily target parts of the page without a bunch of nasty string interpolation.

Learn how to plug in to Rails' form builders to speed up application development and avoid duplication.

If you're finding performance bottlenecks with full-text search in your database, it may be time to switch to Elasticsearch. In this tutorial, Ianis introduces Elasticsearch and shows us how to implement an efficient search feature in Rails.

This article decomposes an interaction with an external dependency into its component parts.

Everything a leader needs to know about inheriting an engineering team

A guide to effective cross-functional collaboration

At 37signals, we use the Shape Up methodology and work in 6-week cycles. Here’s how we worked on HEY’s Bubble Up feature.

When you're developing web applications, you might need to include the current date on which a particular operation is performed. For example, when submitting data via a form, you may want to include the date that data was created or when the form was submitted. In this article, we

Let's build a simple state machine in Ruby and use the state machines gem.

Did you know that Rails has a ~/.railsrc file? Similar to your ~/.bashrc or ~/.zshrc file, you can...

Is mobile-first CSS always the best option? Patrick Clancey explores the pros and cons of the classic methodology, as well as when other solutions might work better.

In this post I describe how I switched our backend from ActionCable to AnyCable to for more scalable and better performing web sockets.

Large applications are often a mix of code your team has written and third-party applications your team needs to manage. These third-party applications could be things like AWS or Docker. In my team’s case, it’s Twilio TaskRouter. The configuration of these services may not change as often as your app code does, but when it does, the process is fraught with the potential for errors. This is because there is no way to write tests for the changes or easily roll them back–things we depend on as...

Your guide to becoming a better estimator

There's more to scrollbars than you might expect

Add sprinkles of Javascript behavior with Stimulus controllers that run a few lines of code and then remove themselves from the page. Like inlined jQuery snippets but for the modern times!