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Value Object Semantics in Ruby

What is the correct behavior of hash, ==, eql? and equal? for value objects?
Joël Quenneville
July 18, 2022
- Ruby
- Good Code
- Domain Modeling
- Web
Reducing Leaky Abstractions Introduced by ActiveRecord

ActiveRecord provides a comprehensive interface for querying the database, but at what cost?
Josh Clayton
March 30, 2022
- Rails
- Ruby
- Web
- Good Code
Write Readable Code

Techniques and reasons to optimize your code for people, not metrics.
Edward Loveall
March 18, 2022
Simplifying Tests by Extracting Side-Effects

Test-driven development, object-oriented design, and functional programming converge on some similar ideas.
Joël Quenneville
February 18, 2021
- Web
- Ruby
- TDD
- Testing
- Functional Programming
- Good Code
Useful utilities

A strict type system doesn’t mean inflexible. We can bend it to meet our needs with the utilities that ship with TypeScript.
Alejandro Dustet
February 1, 2021
Testing Objects with a Functional Mindset

Some ideas from functional programming can help us improve the unit tests for our object-oriented code.
Joël Quenneville
January 19, 2021
- Web
- Functional Programming
- Testing
- Good Code
- Ruby
Type systems and checking in Elixir and Ruby

Adding type checking to dynamically typed languages is possible, and awesome!
Hawley Brett
January 18, 2021
- Elixir
- Ruby
- Types
- Good Code
TypeScript: Stop Using 'any', There's a Type For That

Chances are you’ve worked with the any type in TypeScript. It’s widely overused, and subtly dangerous. Let’s explore why you should avoid it, and when you might truly need to use it.
Alejandro Dustet and Wil Hall
October 13, 2020
This is your threading bug

Solving these bugs often involves doing less, but thinking through them can be tricky.
Mike Burns
May 19, 2020
The Self-Contained Test

Learn how to write tests so they’re easy to read and your colleagues will thank you.
Edward Loveall
May 18, 2020
- Testing
- Good Code
- Ruby
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