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Issue 358 — July 20, 2017
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Richard Schneeman
How one line, hidden in a common ActiveRecord validation, caused large spikes in database response time and what to do about it.
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Tom Van Eyck
A complete rundown of mutexes, condition variables, and how to use them together to write efficient threading code in Ruby.
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Practical AI
Continuing a series on AI in Ruby, how to implement a Support Vector Machine (SVM) to solve a simple classification problem.
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Enclose.io
It essentially bundles a Ruby interpreter along with your code into an executable, so not a compiler in the classic sense. GitHub repo.
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Fred Heath
Nim is a statically-typed language with lots of syntactic sugar that can be called from Ruby as shown in this post.
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Jobs
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In brief
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