Ruby Letter

A weekly newsletter and podcast to help you become a better Ruby engineer by @starrhorne and @eviedently. This week's newsletter topic: heaps

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A quick tour of metaprogramming: https://t.co/buuq0sHECl

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Better late than never! Episode 11 is up: https://t.co/Yzw7pn5GN9

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RubyLetter 18 is all about benchmarks: micro, scientific, third party: https://t.co/tnkaWtNwA2

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Heap introspection is only possible because of features that shipped in Ruby 2.1. This talk shows how they work: https://t.co/H3CXkrEzoq

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The definitive guide to Ruby heap dumps: https://t.co/R6Fkbs7K41

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The Stack and the Heap: Even if you have no interest in Rust, this is a good intro to low-level memory management https://t.co/EMToaIvaPe

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Episode 10 is out and it's six whole minutes of awesome: https://t.co/zZnCMTsheI

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Ever wondered where the terms call stack and stack trace come from? Check out this intro to the stack vs the heap https://t.co/dTd5siV2fh

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This detailed writeup shows how to implement a priority queue in Ruby using binary heaps: https://t.co/G2Gaj76VPx

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Interactive heapsort visualization: no text, but if you watch it for a few you can intuit how the algorithm works: https://t.co/2p0oynffbD

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The first of an approachable, introductory video series ab binary heaps: https://t.co/KJhiZSQyjt

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RubyLetter 17: Heaps. "Heaps" can move us all the way from basic CS thru low-level programming and into Ruby: https://t.co/84xOPAHOSO

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Episode 9 is out! Sinatra 2.0, implicit code, indexing, 5.1 features, RSpec and Rails, plus heaps. WHEW! https://t.co/A55THJTWsS

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In this excellent low-key talk, you'll learn about namespaces, cgroups, and how they work to bring you containers: https://t.co/FtJfKaXIeE

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If you're interested in trying out Docker for Ruby development or production, this talk is a great place to start: https://t.co/QDrhT8QXRt

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This short video explains what cgroups are and how they're used by Linux for normal everyday operations: https://t.co/mTtTHv54nh

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For a simple way to set up development VMs, it's hard to beat Vagrant. This tutorial will get you up and running: https://t.co/L5LridA5ZA

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Sit down with a CS professor and watch as he sketches out the basic operation of a virtual machine: https://t.co/UL37O7mKg5

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An approachable intro for Rubyists who have seen and used environmental variables but not really understood them: https://t.co/NDvCc74s7p

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You use tools like Bundler, RVM, rbenv, or chruby every day. But what are these tools actually doing under the hood? https://t.co/ZUcjJW5NU3