weppos

# 
# = Capistrano database.yml task
#
# Provides a couple of tasks for creating the database.yml 
# configuration file dynamically when deploy:setup is run.
#
# Category::    Capistrano
# Package::     Database
# Author::      Simone Carletti <[email protected]>
# Copyright::   2007-2010 The Authors

weppos

# 
# = Capistrano Passenger deploy tasks
#
# Provides tasks for deploying a Rails application with Passenger (aka mod_rails).
#
# Category::    Capistrano
# Package::     Passenger
# Author::      Simone Carletti <[email protected]>
# Copyright::   2007-2008 The Authors
# License::     MIT License

weppos

# 
# = Capistrano FastCGI deploy tasks
#
# Provides tasks for deploying a Rails application with FastCGI.
#
# Category::    Capistrano
# Package::     FastCGI
# Author::      Simone Carletti <[email protected]>
# Copyright::   2007-2008 The Authors
# License::     MIT License

weppos

# 
# = Rails Title Helper
#
# Provides helpers for managing page title.
#
# Category::    Rails
# Package::     Helpers
# Author::      Simone Carletti <[email protected]>
# Copyright::   2007-2008 The Authors
# License::     MIT License

weppos

RewriteEngine On
RewriteBase /
RewriteCond %{QUERY_STRING} !^id=([0-9]*)$
RewriteRule .* - [env=send_x_robot:true]

Header set X-Robots-Tag "noindex" env=send_x_robot

weppos

#
# = SuperStruct
#
# SuperStruct is an enhanced version of the Ruby Standard library <tt>Struct</tt>.
#
# Compared with the original version, it provides the following additional features:
# * ability to initialize an instance from Hash
# * ability to pass a block on creation
#
# You can read more at http://www.simonecarletti.com/blog/2010/01/ruby-superstruct/

weppos

require 'ipaddr'
require 'benchmark'

class IPAddr
  def self.valid_ipv4?(addr)
    if /\A(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\Z/ =~ addr
      return $~.captures.all? {|i| i.to_i < 256}
    end
    false
  end

weppos

require 'rubygems'
require 'benchmark'
require 'nokogiri'

TIMES = 50_000

doc  = Nokogiri::XML(File.new("test.xml"))
node = doc.at_xpath("./strategies")

Benchmark.bmbm do |x|

weppos

module CacheKey
  extend self

  def expirable(range = :minute, time = ::Time.current)
    key = case range
      when :always
        ::Time.current  
      when :never
        nil
      when :second

weppos

MongoDb vs PostgreSQL (single table with 777,229 records)
--------------------------------------------------------

# Number of Records in the table
=> 777229

# Size of the Table

# PostgreSQL (Data + Indexes)
+----------------+