nobuh

*filter

# deny all inbound
:INPUT DROP [0:0]
:FORWARD DROP [0:0]

# accept all outbound
:OUTPUT ACCEPT [0:0]

# accept already connected sessions

nobuh

# Zone Apex / Naked Domain / Root Domain redirect to the www subdomain by nginx
# Here is a part of nginx config file
#
# For example on Debian 6 (Squeeze)
# /etc/nginx/site-available/default 
#
server {
	listen   80; ## listen for ipv4
	listen   [::]:80 default ipv6only=on; ## listen for ipv6

nobuh

cowbuilder でコンテナ風に使えないかやってみた

• 不安定版（sid)のイメージを /var/cache/pbuilder/base.cow に作成する

sudo cowbuilder --create

• Debian 6.0 (squeeze) のイメージを /var/cache/pbuilder/squeeze.cow に作成する

sudo cowbuilder --create --distribution squeeze --basepath /var/cache/pbuilder/squeeze.cowil

nobuh

tr ' ' '\n'

nobuh

var http = require('http');
http.createServer(function (req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});
  res.end('Hello World\n');
}).listen(1337, "127.0.0.1");
console.log('Server running at http://127.0.0.1:1337/');

nobuh

// Triangle.js
// 
// Pick up 3 side numbers a[i] to make a triangle from n numbers. 
// Find the maximum circumference of triangles.
//
// Constraints : 
//    3 <= n <= 100
//    1 <= a[i] <= 10^6

var TRI = {};

nobuh

if (typeof Object.create != 'function') {
    Object.create = function (obj) {
        var F = function () {};
        F.prototype = obj;
        return new F();
    };
}

nobuh

// factorial.js for node.js
BD = require("./bigdecimal"); // https://github.com/jhs/bigdecimal.js
ONE = new BD.BigDecimal.ONE;

// Usage : factorial(BD.BigDecimal("number"))
factorial = function (n) {
    if (n.compareTo(ONE) == 0) {
	return ONE;
    } else {
	return n.multiply(factorial (n.subtract(ONE)));

nobuh

// mathcontext & bigdecimal.js is http://stz-ida.de/index.php?option=com_content&id=18
load("mathcontext.js");
load("bigdecimal.js");
ONE = new BigDecimal("1");

// Usage : factorial(new BigDecimal("number"))
function factorial (n) {
    if (n.compareTo(ONE) == 0) {
	return ONE;
    } else {

nobuh

# Usage: coffee factorial.coffee _number_
bi = (require "./bigdecimal").BigInteger # github.com/jhs/bigdecimal.js
ONE = bi '1'
n = bi (process.argv[2] or= '100')

# factorial (BigInteger) returns BigInteger
factorial = (x) -> 
    if x.compareTo(ONE) is 0
        ONE
    else