As a data scientist who started by learning Python, I originally found SQL to be a nightmare for complicated analytics. …

When it comes to machine learning in Python, scikit-learn is the fundamental package to know. Sure, you might hear a lot about TensorFlow and PyTorch and other neural network libraries these days, but scikit-learn has been around much longer and has all the functionality that most data scientists actually need. …

About six years ago, I was becoming more interested in this intriguing field called “data science”. I had recently graduated with a degree in mathematics, but none of the pure math career options seemed particularly exciting to me. …

This article assumes knowledge of Python (list comprehensions) and linear algebra (matrix multiplication). But, while this post is about how to write a one-line list comp for matrix multiplication, it’s also about the problem solving process that you can use to solve these kinds of problems. (Quick note: This post…

The year that goes by the number, two-zero-one-seven. Really just 27 years into my own existence, but of course we’ve learned how tangled up in the past each of our presents really is. The year infinity plus one, it might as well be. Or infinity minus five. …

Psychology tells us that humans are ripe for change at new beginnings: a new year, a new job, even a new season or week or day can be an opportunity to purposefully shift something in your life. But what are we ripe for at endings? …

Starting yesterday, I’ve decided to write as much of a full web application as I can in two hours, every day. This sounds crazy, and that’s because it is. I can count the number of actual web applications I’ve built on one hand, and the biggest and best one took…

Improving your life by moving your feet. — http://picography.co/ Steve Jobs made crucial business agreements while doing it. Tchaikovsky did it daily, rain or shine, for his health and to help come up with his music. Kierkegaard came up with some of his greatest ideas while doing it. Ladies and Gentlemen, introducing: the Long Walk. We don’t walk…