seth

#!/usr/bin/env ruby

def find_deps(cookbook_dir)
  nel = Hash.new { |h, k| h[k] = [] }
  Dir.glob("#{cookbook_dir}/*/").each do |r|
    deps_for(r, nel)
  end
  nel
end

fujin

include_recipe "aws"
include_recipe "lvm"
include_recipe "xfs"

esvg = node.elasticsearch.ebs.lvm.volume_group
eslv = node.elasticsearch.ebs.lvm.logical_volume
Chef::Log.info "ElasticSearch: setting up 8 100G EBS volumes"
aws = data_bag_item("aws", node.app_environment)
8.times do |d|
  disk = (d == 0 ? "/dev/sdi" : "/dev/sdi#{d}")

mperham

> ab -n 10000 -c 100 http://127.0.0.1:8080/
This is ApacheBench, Version 2.3 <$Revision: 1139530 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests

psebborn

function countCSSRules() {
    var results = '',
        log = '';
    if (!document.styleSheets) {
        return;
    }
    for (var i = 0; i < document.styleSheets.length; i++) {
        countSheet(document.styleSheets[i]);
    }
    function countSheet(sheet) {

LindseyB

Node.js Resources

What is node.js?

Node.js is just JavaScript running on the server side. That's it. That's all there is to it.

Express

• Express Docs, if you want to get started and already know JavaScript this is the place to be

isaacs

var cluster = require('cluster');
var PORT = +process.env.PORT || 1337;

if (cluster.isMaster) {
  // In real life, you'd probably use more than just 2 workers,
  // and perhaps not put the master and worker in the same file.
  cluster.fork();
  cluster.fork();

  cluster.on('disconnect', function(worker) {

dysinger

#!/bin/sh

# INSTALL
wget -O- http://hydra.nixos.org/build/4253979/download/1/nix-1.5.1-x86_64-linux.tar.bz2 \
    | tar xj -C /
sudo -i nix-finish-install

# DEFAULT PROFILE
ln -sf /nix/var/nix/profiles/default/etc/profile.d/nix.sh \
    /etc/profile.d/nix.sh

dysinger

Using Boto & GNU-Parallel Together

For mass destruction (j/k I mean powerful data gathering)

• Install Boto

• Install GNU Parallel

Useful Prelude of Functions

alexdean

# Activate the gem you are reporting the issue against.
require 'active_record'
require 'minitest/autorun'
require 'logger'

# This connection will do for database-independent bug reports.
ActiveRecord::Base.establish_connection(adapter: 'sqlite3', database: ':memory:')
ActiveRecord::Base.logger = Logger.new(STDOUT)

ActiveRecord::Schema.define do