Eli Perkins.

Written by Eli Perkins, a mobile engineer based in Denver. Say hello on Mastodon.

What makes a great contribution to a codebase?
June 05, 2024
Guidelines and principles learned in going from two to seven ICs.
Migrating from Gatsby to Next.js
May 24, 2024
Sometimes paying off tech debt comes at the cost of a rewrite
Validating Relay Queries With This One Weird Trick™
March 22, 2019
tl;dr: Use relay --validate to catch Relay validation errors in CI.
SE-0117, API Design, and You
July 19, 2016
Use composition over inheritance. Pass values into functions.
Mocks in Swift via Protocols
October 01, 2015
How to use protocols to mock types in Swift to test your iOS apps without relying on Objective-C runtime hacks and swizzles.
WWDC 2014 Predictions
May 28, 2014
Boy, was I wrong... maybe?
Get Off My Lawn
February 13, 2014
Respect each other's opinions in the iOS community and let's focus on creating cool things with the tools we like.
How We Learn
February 04, 2014
Find success by seeking to learn more, shaping one's own personal opinion, and changing one's mind.