tkfm-yamaguchi

# Array#tap mistery

array = [].tap do |array|
  array << [1,3]
end

p array #=> [[1,3]]

array = [].tap do |array|
  array += [1,3]

tkfm-yamaguchi

# coding: utf-8

#
# sqrt by newton method
#

def gen_sqrt_iter(square, seed=1)
  Fiber.new do
    f  = ->(x){ x**2.0 - square }
    fd = ->(x){ 2.0 * x }

tkfm-yamaguchi

#!/bin/bash -x

while getopts d opt; do
    case $opt in
        d) DEBUG="y" ;;
    esac
done

if [ -z $DEBUG ]; then
    echo "NO DEBUG"

tkfm-yamaguchi

"
" $VIM_HOME なディレクトリにあるファイルを無視させるにはどうしたらよいか？
"   * このファイルは読み込ませつつ .vim/plugins/*.vim などを無視させたい。
"   * `--noplugin` だとこのファイルで読み込み指定したプラギンも無視される…。
"

if has('vim_starting')
  set nocompatible
  set runtimepath+=$HOME/.vim/bundle/neobundle.vim
endif

tkfm-yamaguchi

# http://magazine.rubyist.net/?0034-FiberForBeginners

#
# fibonacci by Fiber
#

fib = Fiber.new do
  a, b = 0, 1
  loop do
    a, b = b, a + b

tkfm-yamaguchi

// http://golang.jp/go_tutorial#index12

package main

import "fmt"

func generate(ch chan int) {
	for i := 2; ; i++ {
		ch <- i
	}

tkfm-yamaguchi

class Array
  def my_sort!
    1.upto(size-1) do |i|
      i.downto(1) do |j|
        swap!(j, j-1) if less?(j, j-1)
      end
    end
  end

  def swap!(ind1, ind2)

tkfm-yamaguchi

# coding: utf-8

require "pathname"
require "rake"


module DIR
  ROOT = Pathname(__dir__)
  ORG = ROOT.join("org")
  OUT = ROOT.join("out")

tkfm-yamaguchi

require "wisper"
require "date"

class MyPublisher
  include Wisper::Publisher

  def tick(time)
    publish(:tack, time)
  end
end

tkfm-yamaguchi

# config/initializers/sprockets.rb

YourAppName::Application.configure do |config|
  config.assets.context_class.instance_eval do
    # enables to use named_route in the asset files.
    # ( asset file should be ERB )
    include Rails.application.routes.url_helpers
  end
end