joseluistorres

class Node
  attr_accessor :children, :size

  def initialize
    @children = {}
    @size = 0
  end

  def find_count(word, index)
    return @size if index == word.length

joseluistorres

# Running rethinkdb from docker
docker run --name whatever-chido-name -v "$PWD:/data" -d rethinkdb

# Build the docker image with the go app
docker build -t compa .

# This will start the previous container and will link 
# the two containers to communicate from each other
docker run --name mi-compa-running -p 8000:8000 --link elated_bassi -d compa

joseluistorres

Slice an array

arr_new = arr_new.slice(0, len - 1)

Insert a new item at the begginning of the array

arr_new.unshift(last_item)

Find number of occurrences of a substring in a string

joseluistorres

require 'mail'
require 'thread'
require 'parallel'
require 'benchmark'


Mail.defaults do
  delivery_method :smtp, options
end

joseluistorres

class FailingWorker < Processable::Base

  include Processable::HandlerRetries

  sidekiq_retries_exhausted do |msg|
    handle_retries_exhausted(msg)
  end

  def self.handle_retries_exhausted(msg)
    p "===========================Failed #{msg['class']} with #{msg['args']}: #{msg['error_message']}************************"

joseluistorres

require 'rake'
MyRailsApp::Application.load_tasks # <-- MISSING LINE
Rake::Task['my_task'].invoke

joseluistorres

# whenever you need to do a custom query/function/sproc into another DB that is not development
app = ActiveRecord::Base.establish_connection(
  adapter:  "mysql",
  host:     "localhost",
  username: "myuser",
  password: "mypass",
  database: "somedatabase"
)
# if you have already defined an entry in database.yml
# -------------- READ THIS TOO ---------------------------------

joseluistorres

class Tripita < Taco
  attr_reader :tripita_dorada, :frijolitos 
  
  def inicializa_despues(args)
    @tripita_dorada = args[:tripita_dorada]
    @frijolitos = args[:frijolitos]
  end

  def otras_verduras
    { frijolitos:  frijolitos}

joseluistorres

class Taco 
attr_reader :maiz_o_harina, :cebolla, :cilantro 
  
  def initialize(args)
    @maiz_o_harina = args[:maiz_o_harina]
    @cebolla = args[:cebolla] || con_cebolla
    @cilantro = args[:cilantro] || con_cilantro
    inicializa_despues(args)
  end

joseluistorres

class Pastor < Taco
  attr_reader :salsa

  def initialize(args)
    @salsa = args[:salsa]
    super(args)
  end  
end

class Pescado < Taco