ukitazume

~ > mtr --report s3-ap-northeast-1.amazonaws.com                                                                                                                                          ~

HOST: Tokyoです　　　　　　　　　　　 Loss%   Snt   Last   Avg  Best  Wrst StDev
  1.|-- bbr.setup                  0.0%    10    1.4   1.4   1.3   1.7   0.1  2.|-- tokyo10-n03.flets.2iij.ne  0.0%    10    5.0   4.7   3.7   5.9   0.7  3.|-- tokyo10-ntteast0.flets.2i  0.0%    10    4.8  45.3   3.6  90.4  41.9
  4.|-- tky001lip21.iij.net        0.0%    10    5.0   6.4   3.8  22.7   5.8
  5.|-- tky001bb10.iij.net         0.0%    10   15.6   5.4   3.8  15.6   3.6
  6.|-- tky008bf00.iij.net         0.0%    10    5.0   5.0   4.3   6.5   0.6
  7.|-- tky001ip58.iij.net         0.0%    10   55.0  10.0   4.2  55.0  15.8
  8.|-- 202.232.8.166              0.0%    10    4.1   4.9   4.1   7.1   0.8
  9.|-- ge-0-0-0-0.gw3.nrt5.asian  0.0%    10    5.1   6.0   4.9  13.6   2.6

ukitazume

file = File.read(name)
first_line = File.open(name, &:readline)
File.open(name, 'w') do |f|
  f.puts(insert_line) if first_line.chomp != insert_line.chomp
  f.puts(file)                              
end   

ukitazume

class Property < ActiveRecord::Base
  has_attached_file :temp_photo
end

path = 'target_file_path'
attach_name = 'temp_photo'

obj = Property.find(id)
attach = Paperclip::Attachment.new(attach_name, obj, obj.class.attachment_definitions[attach_name.to_suym])

ukitazume

rails = File.join Dir.getwd, 'config', 'environment.rb'

if File.exist?(rails) && ENV['SKIP_RAILS'].nil?
  require rails

  if Rails.version[0..0] == "2"
    require 'console_app'
    require 'console_with_helpers'
  elsif Rails.version[0..0] == "3"
    require 'rails/console/app'

ukitazume

require 'active_support/all'

Date.today          #=> Thu, 21 Jun 2012
Date.today - 1.day  #=> Wed, 20 Jun 2012
Date.today - 2.week #=> Thu, 07 Jun 2012

ukitazume

class ArgTest
  def self.hoge(*args)
    p args
  end
end

ArgTest.hoge('a')                  #=> ["a"]
ArgTest.hoge('a', 'b')             #=> ["a", "b"]
ArgTest.hoge('a', 'b', {'c' => 1}) #=> ["a", "b", {"c"=>1}]

ukitazume

test
====

* one 
* two

ukitazume

class Controller
  [400, 401, 402, 403, 404].each do |code|
    define_method("render_#{code}", lambda {|message = 'error'| puts message})
  end
end

controller = Controller.new
controller.render_400
controller.render_400('new message')

ukitazume

#auth.rb
module Precious
  class App < Sinatra::Base
    use Rack::Auth::Basic, "Restricted Area" do |username, password|
      [username, password] == ['admin', 'pass']
      Gollum::Wiki.default_committer_name = username
    end
  end
end

ukitazume

" ack
cnoremap %%% =expand("")
map s :Ack %%%