ryandotsmith

require 'aws-sdk'
require 'json'

module SQSW
  class SQueue
    MissingQueue = Class.new(StandardError)

    def initialize(url = nil)
      raise(MissingQueue, "Missing queue_url") if url.nil?
      @q = find_queue(url)

jstorimer

This is a proof-of-concept of a couple of concurrent data structures written in Ruby.

The implementations are heavily commented for those interested. There are benchmarks (with results) included below. The results are interesting, but, as always, take with a grain of salt.

Data structures

AtomicLinkedQueue is a lock-free queue, built on atomic CAS operations.

bhenerey

In a perfect world, where things are done well, not just quickly, I would expect to find the following when joining the company:

Documentation

• Accurate / up-to-date systems architecture diagram

• Accurate / up-to-date network diagram

• Out-of-hours support plan

• Incident management plan

tjsingleton

#!/usr/bin/env bash
apt-get -y update
apt-get -y upgrade
apt-get -y install build-essential zlib1g-dev libssl-dev libreadline-gplv2-dev libyaml-dev libffi-dev libjemalloc-dev
apt-get -y install autoconf curl bzip2 
apt-get -y autoremove
apt-get -y clean

cd /usr/local/src
curl http://cache.ruby-lang.org/pub/ruby/2.2/ruby-2.2.2.tar.gz

nyxwulf

#!/usr/bin/env bash
apt-get -y update
apt-get -y install build-essential zlib1g-dev libssl-dev libreadline5-dev libyaml-dev
cd /tmp
wget ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p194.tar.gz
tar -xvzf ruby-1.9.3-p194.tar.gz
cd ruby-1.9.3-p194/
./configure --prefix=/usr/local
make
make install

avdi

module DeepFetch
  def deep_fetch(*keys, &fetch_default)
    throw_fetch_default = fetch_default && lambda {|key, coll|
      args = [key, coll]
      # only provide extra block args if requested
      args = args.slice(0, fetch_default.arity) if fetch_default.arity >= 0
      # If we need the default, we need to stop processing the loop immediately
      throw :df_value, fetch_default.call(*args)
    }
    catch(:df_value){