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jQuery ->
  alert "hello"

$ ->
  alert "hello"

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#---
# Excerpted from "Metaprogramming Ruby",
# published by The Pragmatic Bookshelf.
# Copyrights apply to this code. It may not be used to create training material, 
# courses, books, articles, and the like. Contact us if you are in doubt.
# We make no guarantees that this code is fit for any purpose. 
# Visit http://www.pragmaticprogrammer.com/titles/ppmetr for more book information.
#---

# the benchmark shows that ghost_reverse( ) is about twice as slow as reverse( )

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class String
  def sex_code
    if ["male", "男"].include? self
      0
    elsif self == "女"
      1
    else
      self
    end
  end  

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require "mysql"

# more examples: 
# http://www.kitebird.com/articles/ruby-mysql.html

hostname = 'localhost'
username = 'yourname'
password = 'password'
database = 'mysql'
port = 3306

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# Disable Rails's static asset server (Apache or nginx will already do this)
config.serve_static_assets = false

# Compress JavaScripts and CSS
config.assets.compress = true

# Don't fallback to assets pipeline if a precompiled asset is missed
config.assets.compile = false

# Generate digests for assets URLs

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input[type=checkbox] {
  -webkit-transform: scale(2,2);
}

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# lib/custom_logger.rb
class CustomLogger < Logger
  def format_message(severity, timestamp, progname, msg)
    "#{timestamp.to_formatted_s(:db)} #{severity} #{msg}\n"
  end
end

logfile = File.open("#{Rails.root}/log/custom.log", 'a')  # create log file
logfile.sync = true  # automatically flushes data to file
CUSTOM_LOGGER = CustomLogger.new(logfile)  # constant accessible anywhere

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shared_context "shared stuff" do
  before { @some_var = :some_value }
  def shared_method
    "it works"
  end
  let(:shared_let) { {'arbitrary' => 'object'} }
  subject do
    'this is the subject'
  end
end

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require 'sinatra'

get '/' do
  File.read(File.join('public', 'index.html'))
  # or
  # send_file File.join(settings.public, 'index.html')
end

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rvm get head
rvm reload
rvm install 1.9.3-p0
rvm use 1.9.3