Aaron King on Atomic Spin

Open-Source vs. Build-Your-Own – A Formula for Deciding

You need to deliver a feature. Should you write the code yourself? Should you use one of the dozen open-source solutions available? How do you decide?

React Native

Creating a Local File Cache Inside Your React Native App

Need to store files in your React Native application but don't know where to start? Here's a short guide to implementing a local file cache.

Development Practices

My New 1st Principle of Programming – “Good Code Is Easy to Change”

Separation of concerns, abstraction, loose coupling, don't-repeat-yourself — they're all patterns that make your code easier to change.

Functional Programming

Testing in Elixir with Multiple Environments

A guide to implementing custom Mix environments in Elixir, which can help simplify writing unit and integration tests in a sane way.

Development Practices

Want to Write Clearer Code? Follow the Cooperative Principle

Could you easily put into words what each part of your code is doing, and what it's for? If not, it could probably benefit from some refactoring.

Web Apps, TypeScript

Migrating an Ejected Create React App to TypeScript

Create React App gives you the ability to easily bootstrap a TypeScript app using the scripts-version option. But that only works for a brand new project. Here's a guide to migrati

Evolving the Industry

Using the Culture Cycle to Shape Your Company Culture

Learn to actively shape your company's culture by thinking in terms of the Four I's of the Culture Cycle — individuals, interactions, institutions, and ideas.

Evolving the Industry

The Culture Cycle: A Model for Understanding Company Culture

The Culture Cycle is a model for understanding how culture evolves over time within a group. Individuals, interactions, institutions, and ideas all come together to shape norms and

Web Apps

Debugging a NuGet Package

NuGet manages DLL files in your .NET project, but no source or symbol files. If you need to debug a package, here's one easy workaround.

Functional Programming

Unit Testing Phoenix Controllers with Mox

A short walkthrough of the Mox library for Elixir. See how implementing mocks based on behaviours can simplify your unit tests for Phoenix controllers.

Web Apps

Leveraging the Boundary Between Client and Server in a REST API

A lesson I learned about leveraging the boundary between the client and server in a REST API by abstracting embedded resources.

Developer Tools

A Guide to Transitioning from GUI Editors to Vim

A short guide for transitioning to Vim from GUI text editors like VS Code and Sublime. Get up to speed by learning the most essential commands.

Aaron King

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