ukitazume

[:aa, :bb, :cc].map(&:to_s) #=> ["aa", "bb", "cc"]

ukitazume

class Hash
  def values_classify
    inject({}) do |options, (key, value)|
      options[key] = value.class
      options
    end
  end

  def values_classify!
    replace(self.values_classify)

ukitazume

[:aa, :bb, :cc].map(&:to_s) #=> ["aa", "bb", "cc"]
{:aa => 'aa', :bb => 'bb'}.map(&:to_s) #=> ["aaaa", "bbbb"] 
ary = {:aa => 'aa', :bb => 'bb'}.map do |key, value|
  [key.to_s, value]
end
Hash[ary] #=> {"bb"=>"bb", "aa"=>"aa"}

ukitazume

mtr --report apple.com
HOST: ****                        Loss%   Snt   Last   Avg  Best  Wrst StDev
  1.|-- pocketwifi.home           20.0%    10  335.4  85.9   9.1 335.4 109.8
  2.|-- em60-254-194-5.emobile.ad 20.0%    10  364.8 138.8  55.4 364.8 101.9
  3.|-- em60-254-194-61.emobile.a  0.0%    10  302.4 139.1  43.4 328.0 101.4
  4.|-- 218.231.128.37.ep.eaccess 10.0%    10  394.6 146.3  45.3 394.6 120.2
  5.|-- 211.14.193.161             0.0%    10  391.4 170.7  52.1 391.4 104.5
  6.|-- 113.157.229.13            10.0%    10  151.1 128.6  58.3 232.2  66.6
  7.|-- otejbb204.kddnet.ad.jp    20.0%    10  197.8 147.7  55.9 236.1  62.0
  8.|-- pajbb002.kddnet.ad.jp     10.0%    10  382.2 265.6 164.3 397.2  90.6

ukitazume

require 'rake'

task :create do
  p 'created'
end

task :create_all do
  Rake::Task['create'].invoke
end

ukitazume

require 'rake'

def create
  if @sub
    p "created"
  else
    p 'cant cleated'
  end
end

ukitazume

require 'rake'

def create
  if @sub
    p "created"
  else
    p 'cant cleated'
  end
end

ukitazume

def press(op)
  title = op[:title] || 'no title' 
  body  = op[:body]  || 'none'

  print %Q{
    Title: #{title}
    ----------------
    #{body}
  }
end

ukitazume

#!/usr/bin/env ruby
#--
# set.rb - defines the Set class
#++
# Copyright (c) 2002-2008 Akinori MUSHA <[email protected]>
#
# Documentation by Akinori MUSHA and Gavin Sinclair.
#
# All rights reserved.  You can redistribute and/or modify it under the same
# terms as Ruby.

ukitazume

[2] pry(main)> require 'active_support/all'
=> true
[3] pry(main)> 30.days.ago
=> 2012-02-27 17:14:49 +0900
[4] pry(main)> 1.months.ago
=> 2012-02-28 17:14:58 +0900
[5] pry(main)> 1.hours
=> 3600
[6] pry(main)> 1.hours.ago
=> 2012-03-28 16:15:11 +0900