Step-by-step Keras tutorial for how to build a convolutional neural network in Python. We'll train a classifier for MNIST that boasts over 99% accuracy.

This is like a data collection step for a much bigger problem. You might want to do some form of analysis of the stories being posted on HackerNews or see which user has received the most upvotes in the past year. To do anything like that, we need the dat... (more…)

Earlier this year, a Pyflame user filed a GitHub issue reporting that Pyflame didn’t work reliably with Python 3.6. Sometimes Pyflame would just print garbage output (e.g. bogus line numbers), and other times it would actually crash. Although multiple use... (more…)

I wanted to share what I think is a neat implementation of currying in Python. Getting the arity of a function First we need to be able to get the arity of a function. This is how we do it:   … (more…)

We have been using Rust at Sentry quite successfully for more than a year now. However, when others have asked us how they can do the same, we’ve previously been unable to advocate for our particular approach because we weren’t totally happy with it. As w... (more…)