telamon

' Copyright (c) 2007, Tony Ivanov
 All rights reserved.

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
     * Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.
     * Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in the
       documentation and/or other materials provided with the distribution.

telamon

# Really short hash, (no extra collisions besides the known CRC32 )
# Correct term for this encoding should be "Trimmed Urlsafe Base Encoded CRC32 Hash"  or TUBECH?.. two-bitch encoding, lol.

# String.send(:include , ShortHash)
# "Hello World".short_hash # => "VrEXSg"

module ShortHash
  require 'base64'
  

telamon

class Array
  def groups_of(s)
    resp = []
    g=[]
    self.each do |i|
      g << i
      if g.count == s
        resp << g
        g= []
      end