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Year end wrap up – episode 204

Author: Perry Romanowski Published: December 30, 2019 Happy New Year! We take a look at some of the hottest trends in the beauty industry in 2019 including clean beauty, CBD, Indie beauty and waterless beauty. Then we give our predictions for the hottest trends coming in 2020. We’ll get back to answering beauty questions in […]

Safely accessing lateinit variables

Kotlin, by design, doesn’t allow a non-null variable to be left uninitialised during its declaration. To get past this issue, Kotlin’s lateinit allows us to declare a variable first and then initialise it some point in the future during our program’s execution cycle. The concept is simple, but when we try to access an uninitialised property, it’s […]

Better Android Testing at Airbnb, Part 6

In the previous article we detailed our test framework implementation. This was a high level look at the approach we take to running our tests. However, many small details have been added to the framework in order to make it as stable as possible. This article details the most important ones. A constant battle with […]

Building Better Views (Part II), Next Steps

If you haven’t checked out Part I, I recommend reading it because if you don’t, none of writing below will make sense! Three Unanswered Questions 1. What happens when the views you want to configure are more complex? My recommended approach is to construct a one-time use struct, specifically for displaying in that one place. […]

Building Better Views (Part I)

As iOS developers, a lot of our work involves taking models from a server, and transforming them to be displayed on an iPhone or iPad. This sounds like a job for some declarative architecture. 🤔 If you ask 3 programmers how to define MVVM, expect to get 7 different responses. — ✨ Joe Fabisevich™ ✨ […]

What Are the React Team Principles? — overreacted

During my time on the React team, I’ve been lucky to see how Jordan, Sebastian, Sophie and other tenured team members approach problems. In this post, I’m distilling what I learned from them into a few high-level technical principles. These principles aren’t meant to be exhaustive. This is my personal attempt to formalize observations about […]

Designing My Linux-Powered Business Card

I recently built a business card that runs Linux. This is a detailed design log, plus a few random notes, from the build. If you want to see the blinkenlights, first you should go read my other blog post detailing the finished product. Designing the computer First and foremost, I would need to choose a […]