zealinux

//index.js
var express = require('express'),
    app = module.exports = express.createServer(),
    mongoose = require('mongoose');

mongoose.connect('mongodb://localhost/nodeAuth');

//configure app
app.configure(function() {
  app.set('views', __dirname + '/views');

zealinux

export CUDA_HOME=/usr/local/cuda
export NVIDIA_HOME=/usr/local/nvidia
 
export PATH=${CUDA_HOME}/bin:${PATH}
export LD_LIBRARY_PATH=${CUDA_HOME}/lib64:${LD_LIBRARY_PATH}

zealinux

sudo apt-get update
sudo apt-get install -y python-software-properties software-properties-common
sudo add-apt-repository -y ppa:pi-rho/dev
sudo apt-get update
sudo apt-get install -y tmux=2.0-1~ppa1~t

zealinux

(def open-for-business? (atom true))
(def haircut-count (agent 0))
(def waiting-room (ref []))
(def waiting-room-size 3)

(defn open-shop [duration]
  (do (Thread/sleep duration) (swap! open-for-business? not)))
 
(defn add-customers []
  (future

zealinux

require 'faraday'

field_file_url = 'http://localhost/blah'
file_to_upload = 'test.txt'

connection = Faraday.new(field_file_url) do |builder|
	builder.request :multipart
	builder.request :url_encoded
	builder.adapter :net_http
end

zealinux

.git
.gitignore
doc
.yardoc
coverage
jsdoc
tmp
log
README.md
public/uploads/

zealinux

1. Java uses static, declared typing:

   String hello = "Hello, World!";
   List<String> phrases = new ArrayList<String>;
   phrases.add(hello);
   phrases.add(null);
   phrases.add(123); // Compile error! Not a string.

zealinux

require "open-uri"
require "net/http"

Error = Class.new(StandardError)

DOWNLOAD_ERRORS = [
  SocketError,
  OpenURI::HTTPError,
  RuntimeError,
  URI::InvalidURIError,

zealinux

# in controller

# for local files
send_file '/path/to/file', :type => 'image/jpeg', :disposition => 'attachment'

# for remote files
require 'open-uri'
url = 'http://someserver.com/path/../filename.jpg'
data = open(url).read
send_data data, :disposition => 'attachment', :filename=>"photo.jpg"

zealinux

Client-side SSL

For excessively paranoid client authentication.

Using self-signed certificate.

Create a Certificate Authority root (which represents this server)

Organization & Common Name: Some human identifier for this server CA.

openssl genrsa -des3 -out ca.key 4096
openssl req -new -x509 -days 365 -key ca.key -out ca.crt