0xradical

module QueryingWithBlock
  def first_with(&block)
    find_each do |record|
      return record if block.call(record)
    end
  end
end

# ActiveRecord::Relation includes QueryingWithBlock
ActiveRecord::Relation.class_eval do

0xradical

Boot into single user mode (press Command-S at power on)
Type fsck -fy
Type mount -uw /
Type launchctl load /System/Library/LaunchDaemons/com.apple.DirectoryServices.plist
Type dscl . -passwd /Users/username password, replacing username with the targeted user and password with the desired password.
Reboot

0xradical

class PhoneQuery
  def initialize(input)
    @input = input
  end

  def to_sql
    query = Phone.where('(1 = 0)').to_sql

    return query if @input.blank?

0xradical

require 'ap'
require 'ripper'

CLASS_TEXT = "class A; end; class B; end"
CLASS_SEXP = Ripper.sexp(CLASS_TEXT)

BIG_TEXT = "class A; def a; @a = b; end; def b; @d = a; @e = a; end; end; module B; def b; end; end"
BIG_SEXP = Ripper.sexp(BIG_TEXT)

0xradical

require "test"
CONSTANT = 777

# Sample comment

class Module::Class
  include Testcase

  render :action => 'foo'
  def foo(parameter)

0xradical

data:text/html, <style type="text/css">#e{position:absolute;top:0;right:0;bottom:0;left:0;}</style><div id="e"></div><script src="http://d1n0x3qji82z53.cloudfront.net/src-min-noconflict/ace.js" type="text/javascript" charset="utf-8"></script><script>var e=ace.edit("e");e.setTheme("ace/theme/monokai");e.getSession().setMode("ace/mode/ruby");</script>

0xradical

# controller method

def csv_export
  respond_to do |format|
    format.csv {
      @filename = "responses-#{Date.today.to_s(:db)}.csv"
      self.response.headers["Content-Type"] ||= 'text/csv'
      self.response.headers["Content-Disposition"] = "attachment; filename=#{@filename}"
      self.response.headers['Last-Modified'] = Time.now.ctime.to_s

0xradical

format.csv do
  @scheduled_session = Session.find(params[:id])
  @applicants = @scheduled_session.applicant_signups
  filename = "#{@scheduled_session.title.parameterize.downcase}_applicant_list_#{Time.now.strftime('%d%m%Y')}.csv"
  headers['Content-Disposition'] = 'attachment; filename="' + filename + '"'
  titles = [
    "Title", "First Name", "Last Name", "DOB Day", "DOB Month", "DOB Year", "Nationality", \
    "Email", "Mobile Number", "Address Line 1", "Address Line 2", "Place of Work", \
    "Discipline/Speciality", "Job Title", "Key Responsibilities", "Payment Ref."
  ]

0xradical

class FooController
  respond_to :csv

  def index
    @foos = Foo.scoped
    if stale?(:last_modified => Foo.something)
       respond_with @gta do |format|
         format.csv { stream_csv @foo }
       end
    end

0xradical

# 2012-01-07
#
# Mac OS X 10.5.8
# Homebrew 0.9
# Xcode 3.1.4
# Git 1.7.10
# RVM 1.3.0
# Ruby 1.9.3
# MySQL 5.5.20
# ImageMagick 6.7.5-7