Blog | The Gnar

Engineering Insights

What Is Agentic Development? A Guide for Technical Leaders

What is agentic development? A guide for technical leaders on how AI agents write production code, key tools like Cursor, and how to evaluate development partners.

Engineering Insights

Turbo-powered Dynamic Fields

Render parts of your views so your users get the right options at the right times, and do it with as little front-end effort as necessary.

Engineering Insights

React in Rails, One Component at a Time

It seems like we should be able to drop React components into our views on an ad hoc basis using Stimulus, which is exactly what we will do.

Engineering Insights

A Near Miss: How I Froze My Website by Adding a Generated Column

Do avoid freezing your database, don't create a generated column. Add a nullable column, a trigger to update its value, and a job to backfill old data.

Engineering Insights

The Programmer's Obsession: Lessons from Monica Geller's Light Switch

If you're wondering if you'd make a good software engineer, ask yourself how much you're like Monica from Friends.

Engineering Insights

Compliance Gotcha With Hotwire

Prefetching and user privacy are fundamentally at odds. Make sure to use sensible defaults to protect your user's data.

Engineering Insights

Two Tips for Reusable UI with Stimulus

Two issues we ran into implementing a library of reusable components with Stimulus, and how we worked around them.

Engineering Insights

Hotwire Native: Building Bridges

A three part series exploring development with Hotwire Native

Product Insights

Repo Roundup August 4th, 2025

Weekly human curated list of new, interesting and noteworthy projects.

Engineering Insights

Hotwire Native: Zero to Mobile Hero

A three part series exploring development with Hotwire Native

Engineering Insights

Probability and Statistics for Software Engineers

An intro using examples relevant to software engineers and techniques that don't require you to memorize anything

Product Insights

Repo Roundup July 21st

Weekly human curated list of new, interesting and noteworthy projects.

Resources

What Is Agentic Development? A Guide for Technical Leaders

Turbo-powered Dynamic Fields

React in Rails, One Component at a Time

A Near Miss: How I Froze My Website by Adding a Generated Column

The Programmer's Obsession: Lessons from Monica Geller's Light Switch

Compliance Gotcha With Hotwire

Two Tips for Reusable UI with Stimulus

Hotwire Native: Building Bridges

Repo Roundup August 4th, 2025

Hotwire Native: Zero to Mobile Hero

Probability and Statistics for Software Engineers

Repo Roundup July 21st

The Gnar is a fire-breathing, Boston-based software consultancy made of  problem-solvers.

Resources

What Is Agentic Development? A Guide for Technical Leaders

Turbo-powered Dynamic Fields

React in Rails, One Component at a Time

A Near Miss: How I Froze My Website by Adding a Generated Column

The Programmer's Obsession: Lessons from Monica Geller's Light Switch

Compliance Gotcha With Hotwire

Two Tips for Reusable UI with Stimulus

Hotwire Native: Building Bridges

Repo Roundup August 4th, 2025

Hotwire Native: Zero to Mobile Hero

Probability and Statistics for Software Engineers

Repo Roundup July 21st

The Gnar is a fire-breathing, Boston-based software consultancy made of problem-solvers.

The Gnar is a fire-breathing, Boston-based software consultancy made of  problem-solvers.