pachacamac

require 'sinatra'
require 'sinatra-websocket'
require 'thin'

$logger = Logger.new(STDERR)
$logger.level = Logger::INFO

set server: 'thin', bind: '127.0.0.1', port: 7777
set namespaces: {}

pachacamac

<style class='vcss'>
  /*
  $container-width: 1280px;
  $main-font: 1rem 'Dosis', sans-serif;
  $light: #fdfdfd;
  $dark: #222;
  */
  @import url("http://fonts.googleapis.com/css?family=Dosis");
  body { background-color: $light; color: $dark; font: $main-font; }
  .container { position: relative; text-align: left; width: $container-width; max-width: 90%; margin: 0 auto; }

pachacamac

javascript:(function(){
    var delim = ";";
    var csv = ["time","subject","amount","currency","original_amount","original_currency","category"].join(delim);

    $('.node.activity').each(function(){
      csv += "\n" + [
          new Date(parseInt(this.dataset.timestamp)).toISOString(),
          $('span h4', this)[0].innerText,
          parseInt(this.dataset.amount),
          "EUR",

pachacamac

#/bin/bash

echo "WiFi Networks in range:"
nmcli device wifi list
echo "-----------------------"

echo -n "To which SSID do you want to connect? "
read ssid
echo -n "What is the password for '$ssid'? "
read pass

pachacamac

var benchmarks = {};

function benchmark(f){
  return function(){
    var time, result, name = (''+f).split(/\W/,2)[1];
    time = performance.now();
    result = f.apply(this, arguments);
    time = performance.now() - time;
    if(!benchmarks[name]){
      benchmarks[name] = {

pachacamac

module Enumerable
  # inside the block you can use Thread.exit to stop this execution and Thread.exclusive{...} to synchronize stuff
  def parallel_map
    map{|e| Thread.new{ Thread.current[:result] = yield(e) } }.map{|t| t.join; t[:result]}
  end

  def parallel_map_in_chunks(chunk_size=8, &block)
    chunks = each_slice(chunk_size).each_with_index
    chunks.map{|chunk,i|
      puts "chunk #{i+1}/#{chunks.size}. chunk_size=#{chunk.size}"

pachacamac

#!/usr/bin/env ruby

def display_image(filename)
  tw = `tput cols`.to_i
  file = `convert #{filename} -resize #{tw}x ppm:-`.lines
  format = file.shift.chomp
  raise 'can only read binary format P6' unless format == 'P6'
  width, height = file.shift.chomp.split(' ').map(&:to_i)
  maxval = file.shift.to_i + 1
  bytes = file.join.bytes

pachacamac

class String
  def rgb(r,g,b, bg=false) "\033[#{bg ? 48 : 38};5;#{ 16 + 36 * (r/43) + 6 * (g/43) + (b/43) }m#{self}\033[0;00m" end
end

PALETTE = [0x279faf, 0x3ec2d9, 0x86cfd6, 0xc2dcd1, 0xebd8b8, 0xd9be93, 0xc6a16d, 0xa07644, 0x74a044, 0x2e7f21, 0x440044, 0xff0000].map{|c|
          [(c & 0xff0000) >> 16, (c & 0x00ff00) >> 8, c & 0x0000ff]}

def show(m, w=nil, h=nil, pal=PALETTE)
  (w0,wn),(h0,hn) = m.keys.minmax_by(&:first).map(&:first), m.keys.minmax_by(&:last).map(&:last)
  arr = []

pachacamac

#!/usr/bin/env ruby
require 'json'

def load_json(url) JSON.parse(`wget -q -O- #{url}`) end

class String
  #extend: http://misc.flogisoft.com/bash/tip_colors_and_formatting
  def black;         "\e[30m#{self}\e[0m" end
  def red;           "\e[31m#{self}\e[0m" end
  def green;         "\e[32m#{self}\e[0m" end

pachacamac

// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console