eam

booger:python_in_ruby evan$ irb
jruby-1.7.19 :001 > require 'ffi'
 => false 
jruby-1.7.19 :002 > module Python
jruby-1.7.19 :003?>   extend FFI::Library
jruby-1.7.19 :004?>   ffi_lib 'python'
jruby-1.7.19 :005?>   attach_function 'Py_Initialize', [], :void
jruby-1.7.19 :006?>   attach_function 'PyRun_SimpleString', [:string], :int
jruby-1.7.19 :007?>   end
 => #<#<Class:0x56aac163> address=0x122202b70 size=0> 

eam

Illustrating that mapped executable segments cannot be modified -- by anyone at any privilege level. 

[eam@nitre ~]$ cp $(which sleep) /tmp/my_sleep
[eam@nitre ~]$ /tmp/my_sleep 60


[root@nitre ~]# echo test >> /tmp/my_sleep
-bash: /tmp/my_sleep: Text file busy

eam

$ mssh -t 10 -c -r "foo1..10.site.com, @databases - @secure_hosts" 'md5sum /etc/passwd'
foo{1..4,7..10}.site.com,db001..007.site.com: '928c3a57983e701b53a52c9e45da38e5 /etc/passwd'
foo5..6.site.com: '4b49612f85a5a64eed93a53c35eec1c9 /etc/passwd'

eam

>+[>,]<[<]>>[<[-]+++++++++++++++++++++++++++++++++++++++++++>[<.>-]++++++++++++
++++++++++++++++++++++++++++++++++.++++++++++++++++++++++++++++++++++++++++++++
+.----------------------------------------------.++++++++++++++++++++++++++++++
++++++++++++++++++.[-]>]

eam

#!/usr/bin/ruby

DATA.seek(0)
puts DATA.readlines
__END__

eam

#!/usr/bin/ruby -00 -a

puts DATA.readlines.sample

__END__
    |V\_   __
     )  o`-(..)
     >L  (_\__/
     / \ \  ___
     /  ( \//(n)

eam

# invalid ruby
raise "omg"
  if false

# valid perl
die "omg"
  if 0;

eam

#!/usr/bin/env ruby

$elements = {
  :H   => { :string => "22", :evolution => [:H], },
  :He  => { :string => "13112221133211322112211213322112", :evolution => [:Hf,:Pa,:H,:Ca,:Li], },
  :Li  => { :string => "312211322212221121123222112", :evolution => [:He], },
  :Be  => { :string => "111312211312113221133211322112211213322112", :evolution => [:Ge,:Ca,:Li], },
  :B   => { :string => "1321132122211322212221121123222112", :evolution => [:Be], },
  :C   => { :string => "3113112211322112211213322112", :evolution => [:B], },
  :N   => { :string => "111312212221121123222112", :evolution => [:C], },

eam

#!/usr/bin/env ruby

num, iters = ARGV

def encode_string s
  s.gsub(/(0+|1+|2+|3+|4+|5+|6+|7+|8+|9+)/) { |m| l = m.length; "#{m.length}#{m[0]}" }
end

puts "encoding #{num} with #{iters} iterations"

eam

%{#{%}#{%}#{%}#{%}#{%}#{????? "huuuuu" :?:}}}}}}}}}}}}.reverse