Intuitive Explanation of Arithmetic, Geometric, & Harmonic Mean

A lot of new CS grads have been noting that is really hard to get a job. I’ve personally been contacted by a couple people, including outside of Twitter, about the difficulty of finding a job. I’m sure if you’re reading this that you’ve heard some stories, too. Here I will attempt to provide some … Continue reading Why does getting a job in tech...

March 4, 2024 update: This blog has been updated to reflect additions to uv as of 0.1.12, specifically the --system flag. See Addendum section for more information. When I heard that Charlie Marsh, the creator of Ruff, created a fast replacement for pip called uv, I dropped everything I was doing and added it to … Continue reading How to cut your...

The question Quantian1 on Twitter poses the following “junior data scientist” interview question: (You can check the replies for my answer!) This is a fun regression math / intuition question. In the spirit of appreciation for these types of interview questions, here are a few more. I leave solving these problems as an exercise to … Continue...

In the popular imagination, ChatGPT is an intelligent robot that you can talk to. However, it is a better first order approximation to think of ChatGPT as a query engine on a giant corpus of text scraped off the internet. It is important to state explicitly that ChatGPT is like a query engine on a … Continue reading ChatGPT as a query engine on a...

This is more of a personal post than something intended to be profound. If you are looking for a point, you will not find one here. Frankly I am not even sure who the target audience is for this (probably “data scientists who hate themselves”?). I had been a data scientist for the past few … Continue reading Goodbye, Data Science