I’m Anthony Colangelo.

I used to write frequently, but now it’s just occasionally.

Formerly: A List Apart, Cognition, Main Engine Cut Off.

The iPhone Moment

Main Engine Cut Off

We’re witnessing an incredible moment of change in all aspects of spaceflight—from the way payloads are launched, to the way exploration and settlement in space are planned. It’s going to be quite a ride.

Learning New Tricks

A List Apart

One of the biggest advantages of having expertise is understanding and implementing best practices, but they’re often the biggest hindrance in learning something new. Getting yourself back into “beginner mode” is essential.

Cross-Platform Frameworks in Xcode

Cross-Platform Frameworks in Xcode: App Extension settings

Xcode 6 introduced an important, yet under-promoted, feature for developers: the ability to create custom frameworks for iOS and Mac. Here’s a walkthrough of how to create a framework that can be shared between iOS apps, Mac apps, and extensions on any platform.

Context Makes Our Devices

A List Apart

New device categories often start out by doing the same tasks as existing devices, but history has shown that successful categories are those that bring an entirely new context and fundamentally change the way we use technology.

Refactoring Asteroids

Asteroid Redirect

Refactoring code is a lot like saving the Earth from an asteroid impact. Except way less heroic and incredible.

Brevity vs. Clarity

A List Apart

A lot of commonly-accepted abbreviations exist only because a critical mass of people use them. Is the loss of clarity outweighed by the benefits of a shorter name?