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Flatiron Labs

We're the product and engineering team at the Flatiron School, building a global campus for lifelong learners focused on positive impact.

How to Run Ecto Migrations on Production

How to Run Ecto Migrations on Production

Not as obvious as you might think

Dec 19

How to Remove Single Table Inheritance from Your Rails Monolith

How to Remove Single Table Inheritance from Your Rails Monolith

Inheritance is easy — until you have to deal with technical debt and taxes.

Dec 12

Why Teach Ruby

Ruby may have a smaller place in the market. But that’s not why you should learn it.

Jun 20

Testing External Web Requests in Elixir? Roll Your Own Mock Server

Testing External Web Requests in Elixir? Roll Your Own Mock Server

We’ll show you what to avoid and how to roll your own mock server for your test environment.

Sophie DeBenedetto

Nov 21

Elixir/Flow — Local MapReduce

Elixir/Flow — Local MapReduce

MapReduce is a powerful tool for concurrent data processing. Elixir and Flow make it easy to use that tool locally.

Dec 5

Like what you're reading? Join our team!

Elixir Plugs (Cross Post from Elixir School)

Elixir Plugs (Cross Post from Elixir School)

Learn about Elixir Plugs and how to set up a simple server with them.

Nov 28

Improving UX with Phoenix Channels & React Hooks

Improving UX with Phoenix Channels & React Hooks

Integrating Learn.co with a Partner Organization

Alexander Griffith

Nov 14

My Name is Caralie and I’m Here to Recruit You.

My Name is Caralie and I’m Here to Recruit You.

Recruit, Reboot, Repeat

Caralie Chrisco

Nov 7

Run Ecto Migrations in Production with Distillery Boot Hooks

Run Ecto Migrations in Production with Distillery Boot Hooks

What to do when you can’t mix ecto.migrate

Sophie DeBenedetto

Oct 31

Flatiron Field Day — A Modern Hackathon

Flatiron Field Day — A Modern Hackathon

A single day, interactive, programming challenge

Daniel Seehausen

Oct 24

JWT Auth in Phoenix with Joken

JWT Auth in Phoenix with Joken

How to Decode ECDSA-Key-Signed JWTs in Elixir

Sophie DeBenedetto

Oct 17

How To Use The React Context API

How To Use The React Context API

Reacting to Context

Oct 10

Building a strong culture at a mission-driven start-up

Building a strong culture at a mission-driven start-up

How our product and engineering team works better together

Sep 26

Creating Readable Tests Using React Testing Library

Creating Readable Tests Using React Testing Library

Learn how to test drive your React code with BDD testing.

Sep 12

Quote Do, Unquote, Use, Require, and Import?

Quote Do, Unquote, Use, Require, and Import?

Explaining where Elixir modules get their functions when they’re not explicitly defined from the perspective of a Rails developer

Aug 29

Persisting Data with Vapor 3 and PostgreSQL

Persisting Data with Vapor 3 and PostgreSQL

A server-side Swift tutorial

Jul 30

How We Built the Learn IDE in Browser

How We Built the Learn IDE in Browser

Learn about the engineering process and tech stack behind Learn.co's IDE in Browser.

Jul 29

Getting the most out of Webpack(er), Part 2

Getting the most out of Webpack(er), Part 2

Optimizing our bundle for faster page loads

Jul 25

TIL: How to install Phoenix 1.4 Dev Beta

TIL: How to install Phoenix 1.4 Dev Beta

Now with Webpack as default asset bundler

Jul 19

Getting the most out of Webpack(er), Part 1

Getting the most out of Webpack(er), Part 1

Diagnosing your setup with Webpack Bundle Analyzer

Jul 18

How Do the Lights on Learn.co Work?

How Do the Lights on Learn.co Work?

Test-driven Learning on Learn.co

Jun 4

How to Work with Developers: A Guide for Non-Developers

How to Work with Developers: A Guide for Non-Developers

A completely unbiased perspective from a developer who’s been on both sides of the office

Jun 2

Building Assignments on Learn.co

Building Assignments on Learn.co

A collaborative, cross-departmental success story

Jun 1

Perfect Match: Pattern Matching in Elixir

Perfect Match: Pattern Matching in Elixir

The deceptively powerful paradigm at the heart of your new favorite programming language.

Jun 1

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