norman

module ActiveRecord
  class Base
    
    private
  
    def self.add_order!(sql, order, scope = :auto)
      scope = scope(:find) if :auto == scope
      scoped_order = scope[:order] if scope
      if order
        sql << " ORDER BY #{connection.order(order)}"

norman

Locos Por Rails Conference Presenter’s Kit

Essentials

Venue

The conference will be held at the Universidad de Palermo in Buenos Aires, Argentina.

Timeline

norman

Kit de instrucciones para presentadores, Conferencia “Locos por Rails”

Generalidades

Lugar

La conferencia se llevará a cabo en la Universidad de Palermo en
Buenos Aires, Argentina.

Cronograma

norman

local val = "hello world"
local env = getfenv()
local func = assert(loadstring("print(val)"))
setfenv(func, env)
print(func())
-- expecting "hello world" but get "nil"

norman

require 'luarocks.require'
require 'rex'
require 'socket'

-- returns tag, id and classes
function parse_haml_tag_using_regex(str)
  return rex.match(str, '(%[a-z0-9]*)?(#[a-z0-9-_]*)?(\.[a-z0-9-_\.]*)?')
end

-- returns tag, id and classes

norman

# ruby-1.9.1-p378
irb(main):009:0> "é".force_encoding("UTF-8") =~ /[\W]/u
=> 0
irb(main):010:0> "e".force_encoding("UTF-8") =~ /[\W]/u
=> nil

# ruby-1.9.1-p243
irb(main):006:0> "é".force_encoding("UTF-8") =~ /[\W]/u
=> nil
irb(main):007:0> "e".force_encoding("UTF-8") =~ /[\W]/u

norman

                                                                           |      AR |
--------------------------------------------------------------------------------------
find model using id                                                  x2000 |   1.264 |
find model using array of ids                                        x2000 |   2.708 |
find unslugged model using friendly id                               x2000 |   1.954 |
find unslugged model using array of friendly ids                     x2000 |   2.829 |
find slugged model using friendly id                                 x2000 |   3.305 |
find slugged model using array of friendly ids                       x2000 |   8.431 |
find cached slugged model using friendly id                          x2000 |   2.117 |
find cached slugged model using array of friendly ids                x2000 |   3.178 |

norman

$ gem install date-performance
Building native extensions.  This could take a while...
ERROR:  Error installing date-performance:
        ERROR: Failed to build gem native extension.

/Users/norman/.rvm/rubies/ruby-1.9.1-p378/bin/ruby extconf.rb
creating Makefile

make
gcc -I. -I/Users/norman/.rvm/rubies/ruby-1.9.1-p378/include/ruby-1.9.1/i386-darwin10.2.0 -I/Users/norman/.rvm/rubies/ruby-1.9.1-p378/include/ruby-1.9.1/ruby/backward -I/Users/norman/.rvm/rubies/ruby-1.9.1-p378/include/ruby-1.9.1 -I. -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE   -fno-common -pedantic -Wall -Wno-long-long -Winline  -o date_performance.o -c date_performance.c

norman

class Sitemap
  
  attr_accessor :entries
  
  def add(array, &block)
    array.map do |a|
      if entry = block(a)
        @entries << entry
      end
    end

norman

require "mocha"

Factory.define :post do |p|
  p.title "first post"
  p.after_build do |post|
    slug = Slug.new(:name => "first-post", :sequence => 1, :sluggable => post)
    post.stubs(:slug).returns(slug)
  end
end