axgle

tf-idf
map-reduce-browser: http://www.igvita.com/2009/03/03/collaborative-map-reduce-in-the-browser/
svm-in-ruby: http://www.igvita.com/2008/01/07/support-vector-machines-svm-in-ruby/

axgle

rd, wr = IO.pipe

if fork
  wr.close
  puts "Parent got: <#{rd.read}>"
  rd.close
  Process.wait
else
  rd.close
  puts "Sending message to parent"

axgle

===========================
#a.rb
require 'forkoff'
def run(i)
	sleep rand
	[i,i*i]*":"
end	

def m(d)
	d.forkoff(200){|i|run(i)}

axgle

FriendFeed Implements Schema-less Storage Atop MySQL
http://www.infoq.com/news/2009/03/friendfeed-schemaless-mySQL

axgle

class Entity < ActiveRecord::Base
    serialize :body
    belongs_to :resource,:polymorphic => true
end
class Report < ActiveRecord::Base
   has_one :entity,:as=>:resource
end
class Post < ActiveRecord::Base
    has_many :entities, :as=>:resource
end

axgle

class Module
	def field(*args)
		args.each do |m|
		class_eval do 
			define_method("#{m}="){|a|
				instance_variable_set("@#{m}",a)
			}
			define_method("#{m}"){
				instance_variable_get("@#{m}")
			}			

axgle

<?php
declare(ticks = 1);

$max=5;
$GLOBALS[__FILE__]['_child']=0;
//print_r($GLOBALS);exit;
// function for signal handler
function sig_handler($signo) {

    switch ($signo) {

axgle

<?php

declare (ticks=1); // Be sure that each signal is handled when it is received.
ini_set("max_execution_time", "0"); // Give us eternity to execute the script. We can always kill -9
ini_set("max_input_time", "0");
set_time_limit(0);
$GLOBALS['mtd_main_thread_pid']=posix_getpid();
$GLOBALS['child'.$GLOBALS['mtd_main_thread_pid']] = 0;

function mtd_sig_handler($signo) {

axgle

require 'openssl'
data=`echo 'quit'|openssl s_client -connect google.com:443 2> /dev/null &`

cert = OpenSSL::X509::Certificate.new(data) 

ms=cert.methods-Object.methods
ms=ms-ms.grep(/=|to|public_key/)
puts ms.map{|m|[m,(cert.send(m) rescue nil)]}.select{|a,b|!b.nil?}

axgle

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