shouya

#!/usr/bin/env bash
# -*- shell-script -*-

# cas - c as script
# A script which support act C language code as a script.
#
# Usage:
#  cas [COMPILE_OPTIONS] [source_file] [EXECUTE_ARGUMENTS]
# the source_file should be appoint otherwise it'll use /dev/stdin automically.
#

shouya

#!/bin/sh

##
## This file is for replace the typical init program, do some
## pre-checking work before shutting down or other stuff.
##
## Written by Shou Ya, at 23 June, 2012
##
##

shouya

Level1

PHP backdoor(level1):

http://logic.smashthestack.org:8181/uploads/PHPJackal.php

Execute cat /home/level1/.bash_history and find password inside.

Level2

shouya

Macros

Original Text

permanent link

Scheme programs can define and use new derived expression types, called macros. Program-defined expression types have the syntax

(<keyword> <datum> ...)

where is an identifier that uniquely determines the

shouya

; -*- scheme -*-


(define (derivative expr var)
  (cond
   ((number? expr) 0)
   ((variable? expr) (if (eq? expr var) 1 0))
   ((sum? expr)
    (make-sum (derivative (addend expr) var)
              (derivative (augend expr) var)))

shouya

x(l,x0) := if equal(l,1) then
    x0[2] * t - x0[1] * t + x0[1]
else
    expand(x(1,[x(l-1,makelist(x0[i],i,1,length(x0)-1)),
                x(l-1,makelist(x0[i],i,2,length(x0)))]));


usage:
factor(x(2,[x[0],x[1],x[2]]));

shouya

1.upto(17) do |x|
  1.upto(10) do |y|
    url = "http://media.pearsoncmg.com/intl/ema/9780435074968_" \
          "Garry_Wazir/workedsolutions/HL_Exercise_" \
          "#{x}.#{y}_Worked_Solutions.pdf"

    `wget -c #{url}`
  end
  url = "http://media.pearsoncmg.com/intl/ema/9780435074968_" \
        "Garry_Wazir/workedsolutions/" \

shouya

\documentclass[a4]{article}

\usepackage[utf8]{inputenc}
\usepackage[english]{babel}
\usepackage{mla}

\begin{document}
\begin{mla}{Shou}{Ya}{Nathan Engquist}{Theory of Knowledge}{\today}

\phantom{first}

shouya

require 'nokogiri'
require 'open-uri'
require 'json'

if ARGV.length != 2
  puts "usage: #{$0} http://www.kting.cn/xxx/xx /path/to/target/dir"
  exit
end

shouya

require 'rest_client'
require_relative 'threadpool'
require 'ruby-progressbar'

HEADERS_HASH = {
  "User-Agent" => "Mozilla/5.0 (Macintosh; Intel" \
  "Mac OS X 10_7_4) AppleWebKit/534.57.5 (KHTML, like Gecko) V" \
  "ersion/5.1.7 Safari/534.57.4"
}