paneq

> f = Fiber.new{ loop{ Fiber.yield rand() } }
> f.resume
 => 0.284433348607815 
> f.resume
 => 0.49985331837809865 
> f.resume
 => 0.41816746846163666

paneq

> f = Fiber.new{ 5.times{|x| Fiber.yield(x+10) }; nil }
> 6.times{ puts f.resume.inspect  }
10
11
12
13
14
nil

paneq

f = Fiber.new{ Fiber.yield 7; "OMG Fibers"}
> f.resume
 => 7
> f.resume
 => "OMG Fibers"

paneq

> f = Fiber.new{ Fiber.yield 2; Fiber.yield 3; Fiber.yield 5; Fiber.yield 7; }
> f.resume
 => 2 
> f.resume
 => 3 
> f.resume
 => 5 
> f.resume
 => 7 
> f.resume

paneq

> f = Fiber.new{ puts "first"; Fiber.yield; puts "second" }
> f.resume
first
 => nil 
> f.resume
second
 => nil 
> f.resume
FiberError: dead fiber called

paneq

> f= Fiber.new { puts "x" }
> f.resume
x
 => nil 
> f.resume
FiberError: dead fiber called

paneq

(bob & cindy).is_ok?
(bob & cindy).receive_message do |user, message|
end

TestUser === bob.class
TestUserGroup === (bob & cindy).class

paneq

class SessionFactory
  def next(options)
    Capybara::Session.new(options[:driver], Bbq.app)
  end
end

class PooledSessionFactory
  attr_accessor :idle, :taken

  def initialize(session_factory)

paneq

require 'rubygems'
require 'gelf'

n = GELF::Notifier.new("localhost", 12201)
index = 0
t = Time.now

File.open("production.log") do |f|
f.each_line do |line|
  n.info(line)

paneq

ruby-1.9.2-p180-fastrequire :001 > f = Fiber.new do
ruby-1.9.2-p180-fastrequire :002 >       @something ||= begin
ruby-1.9.2-p180-fastrequire :003 >           Fiber.yield # external query
ruby-1.9.2-p180-fastrequire :004?>         2
ruby-1.9.2-p180-fastrequire :005?>       end
ruby-1.9.2-p180-fastrequire :006?>   end
 => #<Fiber:0x000000028d45a8> 
ruby-1.9.2-p180-fastrequire :007 > f.resume
 => nil 
ruby-1.9.2-p180-fastrequire :008 > puts @something.inspect