paulopatto

Read https://blog.dnsimple.com/2018/05/simple-async-map-reduce-queue-for-ruby/

paulopatto

• euclidean distance
• pearson correlation coefficient
• wighted mean
• tanimoto coeficient
• conditional probability
• gini impurity
• entropy
• gaussian function
• variance
• dot products

paulopatto

# ansible-playbook -i 'localhost,' --connection=local -K ./whoami.yml
- name: Show return value of command
  hosts: all
  gather_facts: true
  become: false
  tasks:
    - name: "capture output of id command"
      command: id -un
      register: login
    - debug: msg= "Logged in as user {{ login.stdout }}"

paulopatto

# http://bit.ly/2xf8pEv
def meditate(cushion, meditation = 'kinhin', *room_itens, time: , posture: 'kekkafuza', **periods, &block)
  puts "====================================="
  puts "We are praticing #{meditation}, for #{time} minutes, in the #{posture} posture (ouch, my knees!)."
  puts "Room item: #{room_itens}"
  puts "Periods: #{periods}"
  puts "====================================="

  block.call
end

paulopatto

'use strict';
console.log('Loading function');
exports.handler = (event, context, callback) => {	callback(null, event); };

paulopatto

#!/usr/bin/env ruby

# http://ruby-doc.org/stdlib-2.0.0/libdoc/English/rdoc/English.html
require 'English'
require 'rubocop'

ADDED_OR_MODIFIED = /^\s*(A|AM|M)\s*/
GIT_COMMAND = "git status --porcelain".freeze

modified_files = `#{GIT_COMMAND}`.split(/\n/)

paulopatto

/// ANSI C
int morse() {
  int o = 10;
  return --o-o--;
}

paulopatto

SELECT country.continent, floor(avg(city.population))
FROM country country
INNER JOIN city city ON city.countrycode = country.code
GROUP BY country.continent

paulopatto

require 'savon' # savon 2.11

WEB_MOTORS_WSDL = 'http://www.webmotors.com.br/integracaoRevendedor/wsEstoqueRevendedorWebMotors.asmx'

client = Savon.client do
	wsdl WEB_MOTORS_WSDL
end

client.operations
# => [:autenticar]

paulopatto

*.class