stephanschubert

class Rake::Task

  def overwrite(&block)
    abandon
    enhance(&block)
  end

  def abandon
    @actions.clear
    prerequisites.clear

stephanschubert

#!/usr/bin/ruby
%w(rubygems socket yaml).each { |lib| require lib }

class Bot
  attr_reader :nick, :server, :port, :options, :server_info, :server_message
  
  def initialize(nick, server, port, options = {}, &block)
    @nick = nick
    @server = server
    @port = port

stephanschubert

# [ Fixnum, Float ].each{ |klass| klass.send :include, Extensions::NetAndGross }
# 
# Examples:
# 1.net # => 1
# 1.gross # => 1.19
# 1.gross.gross # => 1.19
# 1.gross.gross.net # => 1.0
#

module Extensions

stephanschubert

cmyk = Hash.new do |cache, rgb|
  cmy = rgb.map { |color| 255 - color }
  k   = cmy.min
  cache[rgb] = cmy.map { |color| color - k } + [k]
end

# Usage

cmyk[ [128, 42, 23] ] # => [0, 86, 105, 127]