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{
    "java": {
        "jdk_version": "7",
        "oracle": {"accept_oracle_download_terms": "true"},
        "accept_license_agreement": "true",
        "install_flavor": "oracle"
    },
    "elasticsearch": {
        "nginx": {
            "users": [{"username": "salesloft", "password": "<haha you wish>"}],

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def foo(a=[]):
    a.append(1)
    return a

foo() # => [1]
foo() # => [1, 1]
foo() # => [1, 1, 1]

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class Parent
  def foo
    "Parent#foo"
  end
  alias :bar :foo
end

class Child < Parent
  def foo
    "Child#foo"

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class Benerator
  def initialize(&block)
    @block = block
  end

  def next
    as_array.shift
  end

  def as_array

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require 'openssl'
require 'socket'

Thread.abort_on_exception = true

server = TCPServer.new(1993)
n = 0
loop do
  client = server.accept
  n += 1

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$("<script/>", {type: "text/javascript", src: "https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.10.2/moment.min.js"}).appendTo(document.body);

$(".session-content a").on("click", function() { event.stopPropagation(); });
$(".session-content").on("click", function() {
  var session = $(this),
      title = session.find(".session-title"),
      details = title.find("a")[0].href,
      speaker = session.find(".speaker-name"),
      room = $("th").eq(session.parent().index()),
      text = function(el) { return el.text().trim(); },

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rsync -av --delete --exclude-from="$HOME/exclude.rsync" "$HOME" <server>:<backup dir>/

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:w !sudo tee %

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old()
{
     command=$1
     shift
     $(which -a $command | head -n 2 | tail -n 1) $@
}

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head -n 2 | tail -n 1