Latest Shorts

Daru: Pandas for Ruby

NumPy and Pandas are two extremely popular libraries for machine learning in Python. Last post, we looked at Numo, a Ruby library similar to NumPy....

September 18, 2019

Numo: NumPy for Ruby

NumPy is an extremely popular library for machine learning in Python. It provides an efficient way to work with large, multi-dimensional arrays....

September 17, 2019

Emotion Recognition in Ruby

Welcome to another installment of deep learning in Ruby. Today, we’ll look at FER+, a deep convolutional neural network for emotion recognition...

September 13, 2019

Featured Shorts

Securing Sensitive Data in Rails

It feels like data breaches are showing up every week in the news. If you haven’t taken a second look at how you’re storing sensitive data, now is...

Introducing Dexter, the Automatic Indexer for Postgres

Your database knows which queries are running. It also has a pretty good idea of which indexes are best for a given query. And since indexes don’t...

Rails, Meet Data Science

Organizations today have more data than ever. Predictive modeling is a powerful way to use this data to solve problems and create better...


Production Rails

Best practices for running Rails in production

Secure Rails

Rails security best practices

The Ultimate Guide To Ruby Timeouts

Timeouts for popular Ruby gems

Latest Releases

NGT 0.1.0

18 hours ago · Oct 22, 2019

Vowpal Wabbit 0.1.0

2 days ago · Oct 21, 2019

xLearn 0.1.1

9 days ago · Oct 14, 2019

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Featured Repos


NGT - high-speed approximate nearest neighbors - for Ruby

Vowpal Wabbit

Vowpal Wabbit - fast online machine learning - for Ruby


xLearn - the high performance machine learning library - for Ruby