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Class Dog
  def speak
    "Bark"
  end
end

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=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

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require 'rubygems' unless defined? Gem # rubygems is only needed in 1.8

def unbundled_require(gem)
  
  loaded = false
  
  if defined?(::Bundler)
  
    Gem.path.each do |gems_path|
      gem_path = Dir.glob("#{gems_path}/gems/#{gem}*").last

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Plugboard = Hash[*('A'..'Z').to_a.sample(20)]
Plugboard.merge!(Plugboard.invert)
Plugboard.default_proc = proc { |_, key| key }

def build_a_rotor
  Hash[('A'..'Z').zip(('A'..'Z').to_a.shuffle)]
end

ROTOR_1, ROTOR_2, ROTOR_3 = build_a_rotor, build_a_rotor, build_a_rotor

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group :development do
  gem "ruby-prof"
end

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# This is a skeleton for testing models including examples of validations, callbacks,
# scopes, instance & class methods, associations, and more.
# Pick and choose what you want, as all models don't NEED to be tested at this depth.
#
# I'm always eager to hear new tips & suggestions as I'm still new to testing,
# so if you have any, please share!
#
# @kyletcarlson
#
# This skeleton also assumes you're using the following gems: 

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# http://www.ruby-doc.org/stdlib-2.0/libdoc/benchmark/rdoc/Benchmark.html
require 'benchmark'
# http://www.ruby-doc.org/stdlib-2.0.0/libdoc/bigdecimal/rdoc/BigMath.html
require 'bigdecimal/math'


# Set the number of iterations to run. The underscore here is used as a substitute for normal comma so Ruby interprets the number correctly.
iterations = 10
puts "\nCalculating pi #{iterations} times.\n\n"

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module Enumerable
  def to_histogram
    inject(Hash.new(0)) { |h, x| h[x] += 1; h}
  end
end

p [1, 2, 2, 2, 3, 3].to_histogram
# => {1=>1, 2=>3, 3=>2}

p ["a", "b", nil, "c", "b", nil, "a"].to_histogram

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# spec/spec_helper.rb

def permutations(num)
  [true, false].repeated_permutation(num)
end

# spec/models/welcome_email_logic_spec.rb
require 'spec_helper'

describe WelcomeEmail do

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module Enumerable
  def to_histogram
    inject(Hash.new(0)) { |h, x| h[x] += 1; h}
  end
end

class Bag
  def initialize
    @bag_of_objects = []
  end