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Using `yield_self` for composable ActiveRecord relations

On the code-changing magic of yield_self.
Derek Prior
March 13, 2018
- Rails
- Ruby
- Web
Querying an Embedded Map in PostgreSQL with Ecto

Structs and maps are easy to work with in Elixir, but if they are stored in the database as JSON and accessed via an Ecto Schema, it’s not as clear how to query them. We’re going to explore how to do that, and make it clear and easy.
David Bernheisel
March 9, 2018
- Ecto
- Map
- Embeds One
- PostgreSQL
- JSON
- Elixir
- Query
- Web
Problem Solving with Maybe

Write more confident code to avoid viral Maybe taking over your project.
Joël Quenneville
February 12, 2018
The Mechanics of Maybe

Leverage the core mechanics of Maybe to clean up your nested cases.
Joël Quenneville
February 9, 2018
Designing Lucky: Rock Solid Actions & Routing

Sick of bugs? See how Crystal and Lucky actions work together to prevent common web application errors.
Paul Smith
January 15, 2018
- Lucky
- Crystal
- Web
Why Factories?

Understanding why we use factories helps us write faster, more readable tests.
Joël Quenneville
January 12, 2018
- Ruby
- Web
- Testing
5 Common JSON Decoders

Elm JSON decoding in 5 common scenarios
Joël Quenneville
December 4, 2017
- Elm
- Web
Lucky is Getting Bigger and Better: Announcing v0.6

Over 130 commits and 20 new features have been added to Lucky since the first announcement a month ago. Check out all that’s new in Lucky v0.6!
Paul Smith
November 30, 2017
- Lucky
- Crystal
- Web
Talking to ActionCable without Rails

How to talk to ActionCable without using Rails.
Bruno Antunes
November 30, 2017
- Web
- JavaScript
- Action Cable
- Websockets
- Redux
Graceful Switching of Worker Processes

How to avoid lost work from your job queues and worker processes.
Oli Peate
November 28, 2017
- Web
- Heroku
- Ruby
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