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Life, Learning & Writing

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

2017
185

Cheating on a string theory exam

You and your friend have watches which are synchronized to the second, and the proctors are used to him often finishing exams quickly and won't be suspicious if he leaves early. What is the largest value N such that you can guarantee that you answer at least N out of the 23 questions correctly?

189

Memories of Kurt Gödel

[This memoir essay appeared in the magazine Science 82 in April 1982, and in my 1982 book Infinity and the Mind. It’s based on the “Conversations With Godel” documented in my previous post. Some of the photos are from a recent trip through the West, others from the 1970s.] [This is a cropped version of

193

Where we're going, we don't need headphones

If there is one single complaint about work I hear most often from clients and friends, it’s that they have a hard time focusing in their office. No matter if you’re pairing with someone or need some quiet time - if you can’t escape the background noise, you’ll have a hard time getting any work done. Let me share with…

196

My night at the museum

Thursday October 19, 2017, I arrived at the Technical Museum in Stockholm together with my two kids just a short while before 17:30. A fresh, cool and clear autumn evening. For this occasion I had purchased myself a brand new suit as I hadn't gotten one since almost twenty years before this and it had … Continue…

207

How do you move out of a smarthome?

I've an unhealthy amount of smart gadgets at home. Enough so that it's worth running an orientation session when friends come to visit. This is what the Alexa does, here's which light switches not to use, don't be scared if the Roomba attacks. That sort of thing. I don't know how long we'll live in this place. It's…