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It is always wrong to use the iterrows method in Pandas. If I were on the Pandas dev team, I would have no hesitation depreciating it and then deleting it out of existence. There are two problems with iterrows: Problem 1. Loops in Pandas are a sin. The first and most important problem is that, … Continue reading For the Love of God, Stop Using iterrows()
This recent Tweet erupted a discussion about how logistic regression in Scikit-learn uses L2 penalization with a lambda of 1 as default options. If you don’t care about data science, this sounds like the most incredibly banal thing ever. If you do care about data science, especially from the statistics side of things, well, have … Continue reading Scikit-learn’s Defaults are Wrong
I’ve been applying for a lot of jobs lately, so naturally I have thoughts about interview questions. I’ve already written about one of those questions, and I eventually want to write about what makes an interview question good or bad. That said, it’s impossible to do that without talking about FizzBuzz, the greatest and most … Continue reading FizzBuzz, Redux
I like Python, don’t get me wrong, but it’s not Microsoft PowerPoint™, which is clearly the superior software in every way. Unfortunately, my managers don’t agree with me. When I do things in PowerPoint, they ask things like, “why aren’t you working?” and “why did we ever hire you?” Alas, I’m stuck working in Python. … Continue reading Stream Python into PowerPoint with pp_stream
Python is great, Excel is great. How cool would it be to run Python from an Excel workbook? “But that’s stupid,” you protest. … Yes, and? Copy and paste this into a VBA module in your Excel workbook, modify the parameters, create a helloworld.py in the same directory you’ve saved the Excel file, and enjoy. … Continue reading Execute Python from Excel
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