shakemurasan

# ---------- getting started ----------
# gem install clockwork
# nohup clockwork clock.rb &

# ---------- stop process ----------
# ps -x | grep clock
# kill [id]

require 'clockwork'
require 'net/http'

shakemurasan

class NullObjectExample
  require 'naught'

  NullObject = Naught.build

  def null_object
    null = NullObject.new
    null.foo                        # => nil
    null.bar                        # => nil
  end

shakemurasan

class RenderObserver < Rails::Railtie
  @rendered = Set.new([])
  config.after_initialize do
    ActiveSupport::Notifications.subscribe "render_template.action_view" do |*args|
      data = args.extract_options!
      unless @rendered.include?(data[:identifier])
        puts "#{data[:identifier]}"
        @rendered.add(data[:identifier])
      end
    end

shakemurasan

# -- 処理時間計測の自作ライブラリ --
require './process_measure.rb'
# ------------------------------

def print_enable_combinarion(from, to)
  s = ['+', '-', '*', '/', '']
  (from..to).each do |num|
    a = num.to_s.split("")
    [a[0]].product(s, [a[1]], s, [a[2]], s, [a[3]]) do |c|
      next if abort?(str = c.join)

shakemurasan

# -- 処理時間計測の自作ライブラリ --
require './process_measure.rb'
# ------------------------------

ROOT_NUM = [4, 9, 16, 25, 36, 49, 64]

def ichigo
  @result = []
  (2..(ROOT_NUM[-1] / 2)).each { |i| search_pair(1, (2..i).to_a, [1]) }
  p @result

shakemurasan

# -- 処理時間計測の自作ライブラリ --
require './process_measure.rb'
# ------------------------------

def pair2one(num)
  @count = 0
  countup(0, num) # 男子が先頭の場合を計上.
  countup(1, num) # 女子が先頭の場合を計上.
  puts @count
end

shakemurasan

module M1
end

module M2
  include M1
end

module M3
  prepend M1
  include M2

shakemurasan

# -- 処理時間計測の自作ライブラリ --
require './process_measure.rb'
# ------------------------------

def step_count(a, b, n)
  if a + b >= n
    @count += 1  if a + b == n
    return
  end

shakemurasan

# -- 処理時間計測の自作ライブラリ --
require './process_measure.rb'
# ------------------------------

def cut_bar(bar, m)
  t = m
  rt_bar = bar.dup
  bar.each_with_index do |b, i|
    if b > 1
      t -= 1

shakemurasan

# -- 処理時間計測の自作ライブラリ --
require './process_measure.rb'
# ------------------------------

def reverse_card_open(card_num)
  cards = Array.new(card_num, false)

  1.upto(card_num) do |i|
    i.step(card_num, i+1) do |j|
      cards[j] = !cards[j]