Some useful stuff.

drivingpwpw.rb

#!/usr/bin/env ruby
require 'net/http'
require 'uri'

#set those varibles to your personal info
pesel = XXXXXXXXXX
imie = 'John'
nazwisko = 'Doe'
wait = 3600 #seconds

#do you need loop? other option is to run it manualy
loop do
  res = Net::HTTP.post_form(URI.parse('http://www.kierowca.pwpw.pl/PJAction.do'),
                                      {'pesel' => pesel.to_s, 
                                       'imie' => imie.upcase, 
                                       'nazwisko' => nazwisko.upcase})
    #use %x[notify-send, knotify, etc] puts or other suitable output metod                    
    out = res.body.match(/<div id="result">(.*?)<\/div>/m)[1].scan(/>(.*?)</).map{|x|x.first}
    `notify-send "#{out[0,2].join}" "#{out.last}"` #nice formating, you can use out.join instead
    sleep wait
end

eml2img.rb

#!/usr/bin/env ruby
#extracts all images encoded with base 64 form eml files (mail)
#example: ./eml2img.rb OSM.eml => skanuj0014.jpg saved
require 'base64'

REGEXP = /Content-Type: image\/\w+; name="(.+?)"\nContent-Transfer-Encoding: base64.+?\n\n(.*?)\n\n/m
File.read(ARGV[0]).scan(REGEXP).each do |element|
  File.open(element.first, 'w') {|f| f.write Base64::decode64(element.last)}
  puts element.first + ' saved'
end

passgen.rb

#!/usr/bin/env ruby
#generates password, example: ./passgen.rb 5 => f3uv5

puts (1..ARGV[0]).map{(rand(2) == 0 ? (rand(25)+97).chr : rand(10).to_s)}.join

to_p.rb

#by Teamon
require 'iconv'

class String
  def to_p
    Iconv.iconv('ascii//translit//IGNORE', 'utf-8', self).first.gsub("'", '').gsub(/[^a-zA-Z0-9-]+/, '-').gsub(/^-/, '').gsub(/-$/, '')
  end
end

w2e.rb

#!/usr/bin/env ruby
#by Ivyl

def usage
  puts "This program converts Winamp's playlist to extended m3u readable by Exaile."
  puts "Usage: ./#{__FILE__} winamp.playlist exaile.playlist /prefix/to/windows/partition"
  Kernel.exit(0)
end

usage unless ARGV.size == 3
winamp = File.read(ARGV[0])
exaile = "#EXTM3U\n"
usage unless winamp =~ /^\[playlist\]/
data = []

winamp.each_line do |line|
  match=line.match(/^(File|Title|Length)(\d+)=(.*?)\s+$/)
  if match
    type, index, info = match[1..3]
    data[index.to_i] = {type.to_sym => info}.merge(data[index.to_i]||{})
  end
end

data.each do |hash|
  next unless hash
  exaile << "#EXTINF:#{hash[:Length]}," << hash[:Title].split(/\s*-\s*/).last << "\n"
  exaile << ARGV[2]
  exaile << "/" unless ARGV[2][-1] == 47
  exaile << hash[:File].split(/\\/)[1..-1].join('/') << "\n"
end

File.open(ARGV[1], 'w'){|f| f.puts exaile}