azranel

defmodule BlogPostApp.Router do
  use BlogPostApp.Web, :router

  pipeline :browser do
    plug :accepts, ["html"]
    plug :fetch_session
    plug :fetch_flash
    plug :protect_from_forgery
    plug :put_secure_browser_headers
  end

azranel

class CreateRestaurantService
  def initialize(owner, restaurant)
    @owner = owner
    @restaurant = restaurant
  end
  
  def call
    @restaurant.user = @owner
    return false unless @restaurant.valid?
    @restaurant.save!

azranel

require 'nokogiri'
require 'open-uri'
require 'pry'

file_name = "./filtered_addresses.txt"

File.open(file_name) do |file|
  file.each do |address|
    uri = URI.escape(address.chomp)
    doc = Nokogiri::HTML(open(uri))

azranel

files = Dir["./*.xml"]

files.each do |file_path|
  File.open(file_path) do |file|
    file.each do |line|
      next unless line.start_with? "<loc>"
      next unless line.match /view\/emoji\//
      puts line.chars[5..-8].join('')
    end
  end

azranel

n, t = 8, [5,6,7,8]

k, u = t.size - 1, t.clone
i = k

while (i >= 0) && (t[i]==n-k+i) do i = i - 1 end
  
if i != -1
  for j in (i..k)
    u[j] = t[i]+1+j-i

azranel

def unrank(ranga, n)
  return (ranga%2).to_s if n==1
  m = 2**(n-1)
  if ranga < m
    return '0' + unrank(ranga, n-1)
  end
  return '1' + unrank(m - (ranga % m) - 1, n - 1)
end

r, n = 5, 3

azranel

r, b, n, t = 0, 0, 3, [2,3]

(n-1).downto(0) do |i|  
  b = 1 - b if t.include?(n-i)
  r = r + 2**i if b==1
end

puts r.to_s