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config.action_controller.asset_host = Proc.new { |source|
     if source.starts_with?('/javascripts') || source.starts_with?('/stylesheets')
        nil  # bundle_fu friendly
     else
        "http://asset%d.domain.com" % ( (source.hash % 4) )
     end
   }

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#!/usr/bin/env bash
sudo cp -R $1 /usr/local/mysql/data/$1
 
sudo chown -R _mysql /usr/local/mysql/data/$1
sudo chmod -R 660 /usr/local/mysql/data/$1
sudo chmod  750 /usr/local/mysql/data/$1

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#!/usr/bin/env bash

# 2D dock
defaults write com.apple.dock no-glass -boolean YES
# highlight on mouse over
defaults write com.apple.dock mouse-over-hilte-stack -boolean yes
# spring load all dock items
defaults write com.apple.dock enable-spring-load-actions-on-all-items -boolean yes
# recent items stack
defaults write com.apple.dock persistent-others -array-add '{ "tile-data" = { "list-type" = 1; }; "tile-type" = "recents-tile"; }'

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#!/usr/bin/env bash
cd $1 && \
find ./ -type f -name \geminstaller*.yml -exec sudo geminstaller -c {} \;

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#!/usr/bin/env bash
if [ -d sphinx-0.9.8.1  ]; then
  rm -rf sphinx-0.9.8.1
fi

if [ -e sphinx-0.9.8.1.tar.gz  ]; then
  rm sphinx-0.9.8.1.tar.gz
fi

curl -O http://www.sphinxsearch.com/downloads/sphinx-0.9.8.1.tar.gz

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class UrlEncodedPairParser < StringScanner #:nodoc:
    attr_reader :top, :parent, :result

    def initialize(pairs = [])
      super('')
      @result = {}
      pairs.each { |key, value| parse(key, value) }
    end

    KEY_REGEXP = %r{([^\[\]=&]+)}

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#!/bin/sh
#
# This script starts and stops the Dj daemon
# This script belongs in /engineyard/bin/dj
#
PATH=/bin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:$PATH
CURDIR=`pwd`

usage() {
  echo "Usage: $0 <appname> {start|stop} enviroment [name maximum_priority minimum_priority]"

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Instructions

Below is an example problem that necessitates research of Rails code. An appropriate answer should provide any resources you used to discover the answer as well as a written explanation of the cause and a possible patch.

Setup a test app with the basic dependencies: rails 2.3.4 -m http://gist.github.com/raw/241424/e5a2c6750ea5f2f8e798acfcdb5ba76d77f99c41/template.rb fdl_question

Story

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# == Schema Information
#
# Table name: geocode_results
#
#  id         :integer(4)      not null, primary key
#  query      :string(255)
#  address    :string(255)
#  lat        :string(255)
#  lng        :string(255)
#  created_at :datetime