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Life, Learning & Writing

The most popular blog posts about life, learning & writing on Hacker News. 359 posts.

2017
122

Denied Entry

- Sorry, you're not allowed entry to the US on your ESTA. The lady who delivered this message to me this early Monday morning, worked behind the check-in counter at the Arlanda airport. I was there, trying to check-in to my two-leg trip to San Francisco to the Mozilla "all hands" meeting of the summer … Continue…

125

Why don't schools teach debugging? (2014)

In the fall of 2000, I took my first engineering class: ECE 352 , an entry-level digital design class for first-year computer engineers. It was standing room only, filled with waitlisted students who would find seats later in the semester as people dropped out. We had been warned in orientation that half of us…

135

An Inferno on the Head of a Pin

Today’s processors contain billions of heat-generating transistors in an ever shrinking space. The power budget might go from: * 1000 watts on a specialized server * 100 watts on desktops * 30 watts on laptops * 5 watts on tablets * 1 or 2 watts on a phone * 100 milliwatts on an embedded

136

Quitting Caffeine

As I write this, I have been off of caffeine for two years. I had my last caffeinated beverage on August 13, 2015. Here are my experiences with quitting caffeine and what I’ve learned: