Archive - Jeffrey’s Newsletter

Shackleton's lessons on leadership

Earnest Shackleton was an Irish explorer that led three expeditions to the Antarctic between 1901 - 1921. His 1914-1917 expedition was a disaster, with…

Apr 20, 2023 •

February 2023

Clearful Journal 3.0.0

Reflecting on the past three years of Clearful Journal, today's 3.0.0 launch, and on reaching the starting line.

Feb 19, 2023 •

August 2022

Using Firebase and RevenueCat to notify users that their free trials are ending

In our recent experiment that pitted a free-trial timeline page vs. a long-form feature/benefit page (linked below), a core part of the test was…

Aug 12, 2022 •

Experiment: Free-trial Timeline Page vs. Long-form Feature/Benefit Page

When we launched our Pro subscription plan a year ago, we started with a very basic short-form pricing page. It had a checklist of features, a monthly…

Aug 9, 2022 •

July 2022

Career wisdom from my 13-year-old self

I used to be jealous of kids that had it all figured out. You know the ones I'm talking about - those annoying friends that somehow knew they wanted to…

Jul 19, 2022 •

38 lessons learned by my 35th birthday

One of my (unfortunately) common observations I often complain about to my partner is that Nobody Thinks™. It's not so much an insult leveled at others…

Jul 7, 2022 •

The missing piece in integrating RevenueCat, Firebase, and Flutter

💡 Update: Firebase Analytics' Flutter plugin now exposes firebaseAppInstanceId. PR here. RevenueCat's latest integration with Firebase significantly…

Jul 3, 2022 •

July 2021

From QWERTY to Colemak

It’s now been nearly six years since I switched from typing in QWERTY to typing in Colemak. QWERTY is the layout that all keyboards today follow - from…

Jul 4, 2021 •

May 2021

How to add hyperlinks to Flutter's RichText widget

Before building out the above terms of service and privacy policy widget, I hadn't delved much into Flutter's RichText class. Figuring out how to add…

May 15, 2021 •

April 2021

Implementing a Flutter blocking view in iOS and Android

My friend @bryandubno noticed that Clearful's latest release (featuring FaceID/TouchID) didn't implement a blocking view when multitasking (so the app's…

Apr 11, 2021 •

February 2018

Mental model - The Dunning-Kruger effect

What do you know about <topic>? How do you know that? How confident are you that you're right? I don't find these questions easy to answer. In fact…

Feb 2, 2018 •

January 2018

Writing advice from a Gilmore Girl

Writing has always been something I’ve wanted to do, and do well. There’s just one problem--writing is hard! The whole darn process is hard, but the…

Jan 19, 2018 •

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