jrgifford

company_names = ["Tekfly", "Yabox", "Vinder", "Skiptube", "Fivespan"]

company_names.each_with_index do |company_name, index|
  puts "#{company_name} has index #{index}"
end

jrgifford

Tekfly has index 0
Yabox has index 1
Vinder has index 2
Skiptube has index 3
Fivespan has index 4

jrgifford

company_names = ["Tekfly", "Yabox", "Vinder", "Skiptube", "Fivespan"]

jrgifford

[8] pry(main)> is_enumerable?("I'm a string")
=> false

[9] pry(main)> is_enumerable?(["array", "of", "things"])
=> true

jrgifford

def is_enumerable?(object)
  object.is_a? Enumerable
end

jrgifford

#!/bin/bash

touch /tmp/Recent.xyz

while true
do
    echo "Checking again..."
    wget -q https://apt.dockerproject.org/repo/dists/ubuntu-xenial/main/binary-amd64/InRelease -O /tmp/InRelease.xyz
    if test /tmp/InRelease.xyz -nt Recent.xyz; then
        mplayer /usr/share/sounds/ubuntu/stereo/phone-incoming-call.ogg

jrgifford

---
# Patches openssl problem and restarts needed services
- name: Apply common configration to all nodes
  hosts: all
  sudo: yes
  # Uncomment to apply update one server at a time
  # serial: 1
  tasks:

    - name: "Install packages and update cache"

jrgifford

#!/bin/sh
#
# Patches and installs Ruby to expose OpenSSL context options, using rbenv.
#
# Based on http://philippe.bourgau.net/how-to-install-a-patched-ruby-interpreter-wit/
#

VERSION=2.1.6
PATCH_URL="https://bugs.ruby-lang.org/attachments/download/4210/0001-Expose-the-SSLContext-options-attribute-in-Net-HTTP.patch"
PATCH_NAME=ssloptions

jrgifford

# Capistrano 2

before "deploy", "friday:good_luck"

namespace :friday do
  friday_jumper = %{
┓┏┓┏┓┃
┛┗┛┗┛┃⟍ ○⟋
┓┏┓┏┓┃  ∕       Friday
┛┗┛┗┛┃ノ)

jrgifford

# References
# http://en.wikipedia.org/wiki/Bank_card_number
# http://en.wikipedia.org/wiki/Luhn_algorithm

def valid_credit_card?(number)
  number = number.to_s.gsub(/\D/, "")

  return false unless valid_association?(number)
  number.reverse!