You already know that if you have a data set with many columns, a good way to quickly check correlations among columns is by visualizing the correlation matrix as a heatmap. But is a simple heatmap the best way to do it?
I’m a huge fan of IndieHackers.com, following both the newsletter and the podcast. I’ve heard about James Clear before, related to his 2018 book Atomic Habits, and the name kind of stuck. I haven’t looked much into his work, and haven’t yet read the book. To be honest, I just assumed it’s another business book that’s in fact an idea inflated to fit a 200 page book because you can’t sell a printed blog post.…