alessioalex

class Person < ActiveRecord::Base

  before_save :cleanup

  def name
    "#{first_name} #{last_name}"
  end

  private

alessioalex

#!/usr/bin/env ruby

require "mail"
require "optparse"

imap_opts = {
  :address    => "imap.gmail.com",
  :port       => 993,
  :enable_ssl => true
}

alessioalex

alessio@alessio-Extensa-5510:~  
→ rvm install jruby
jruby-1.6.3 - #fetching 
jruby-1.6.3 - #extracted to /home/alessio/.rvm/src/jruby-1.6.3 (already extracted)
Building Nailgun
jruby-1.6.3 - #installing to /home/alessio/.rvm/rubies/jruby-1.6.3
jruby-1.6.3 - #importing default gemsets (/home/alessio/.rvm/gemsets/)
Copying across included gems
Building native extensions.  This could take a while...
ERROR:  Error installing jruby-launcher:

alessioalex

JSConf.EU 2011 Slides

JSConf.eu opening song - JavaScript Will Listen - Bella Morningstar

Downstairs (Day 1)

• Plask - Dean McNamee
• Plask

alessioalex

var app = require('../app');

console.log();
app.routes.all().forEach(function(route){
  console.log('  \033[90m%s \033[36m%s\033[0m', route.method.toUpperCase(), route.path);
});
console.log();
process.exit();

alessioalex

app.get('/lect1.html', function (req, res) {
  var a_local_variable;
  // you do some stuff here
  if (some_condition) {
    a_local_variable = value;
  }
  res.render('lect1', {
    // this has a dynamic value
    'my_var': a_local_variable
  });

alessioalex

# Here a few bash one-liners that helped me analyze / fight a weak DOS attack against debuggable.com. Mostly for future reference.
# The attacker was opening lots of tcp connections without sending data, I believe it's called a SYN flood, see: http://tools.ietf.org/html/rfc4987#section-3.2

# Step 0: Check what is going on at port 80
$ netstat -tan | grep ':80 ' | awk '{print $6}' | sort | uniq -c

# Step 1: Increase the number of available fds
$ ulimit -n 32000

# Step 2: Restart your webserver, for me:

alessioalex

UserSchema.post('save', function() {
  this.emit('changed', this, this.altered);
  delete this.altered;
});

alessioalex

function get_real_ip()
{
    if (!empty($_SERVER['HTTP_CLIENT_IP']))   //check ip from share internet
    {
	$ip=$_SERVER['HTTP_CLIENT_IP'];
    }
    elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR']))   //to check ip is pass from proxy
    {
	$ip=$_SERVER['HTTP_X_FORWARDED_FOR'];
    }

alessioalex

var express = require("express"),
    csrf = require('express-csrf'),
    form = require('connect-form'),
    connectTimeout = require('connect-timeout'),
    RedisStore = require('connect-redis')(express),
    SessionStore = new RedisStore(),
    mongoose = require("mongoose"),
    winston = require('winston'),
    configs = require("./configs"),
    port = process.argv[2] || 80,