keichan34

<?php
header("Content-Type: application/rss+xml");

date_default_timezone_set("Asia/Tokyo");

function formatTime($duration) //as hh:mm:ss
    {
        $hours = floor($duration / 3600);
        $minutes = floor( ($duration - ($hours * 3600)) / 60);
        $seconds = $duration - ($hours * 3600) - ($minutes * 60);

keichan34

defmodule SimpleHelloWorld do
  import Plug.Conn, only: [resp: 3, halt: 1]
  
  def init(_), do: nil
  
  def call(%{request_path: request_path} = conn, _) when request_path == "/" do
    conn
    |> resp(200, "Hello, world!")
    |> halt
  end

keichan34

#!/usr/bin/env ruby

require 'benchmark'

Benchmark.bmbm do |x|
  x.report("Push x2") do
    ary = []
    100000.times do
      ary << 'hi'
      ary << 'hihi'

keichan34

~/Desktop > ruby --version
ruby 2.2.2p95 (2015-04-13 revision 50295) [x86_64-darwin14]

~/Desktop > ruby ./concat_benchmark.rb 
Calculating -------------------------------------
       Interpolation    81.309k i/100ms
        Array + join    65.714k i/100ms
String concatenation    62.816k i/100ms
     String mutation    68.529k i/100ms
-------------------------------------------------