A simple ipython notebook for benchmarking for loop performance of common programming languages

programming-languages-forloop-benchmark.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# NodeJS vs Ruby vs Python Benchmark\n",
    "\n",
    "Runs a for loop for 10000000 times in NodeJS, Ruby and Python"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## NodeJS "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 115,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "26\n"
     ]
    }
   ],
   "source": [
    "%%script node\n",
    "var startTime = new Date();\n",
    "var a = 1;\n",
    "var b = 2;\n",
    "for(var i=0; i< 10000000; i++){\n",
    "    var c = a + b;\n",
    "}\n",
    "var diff = (new Date().getTime()) - startTime.getTime();\n",
    "console.log(diff)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Ruby"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 108,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "589.097"
     ]
    }
   ],
   "source": [
    "%%ruby\n",
    "start_time = Time.now()\n",
    "a = 1\n",
    "b = 2\n",
    "10000000.times do\n",
    "    c = a + b\n",
    "end\n",
    "diff = (Time.now - start_time)\n",
    "print diff * 1000"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Python"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 114,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "908\n"
     ]
    }
   ],
   "source": [
    "from datetime import datetime\n",
    "start_time = datetime.now()\n",
    "a = 1\n",
    "b = 2\n",
    "for i in xrange(0,10000000):\n",
    "    c = a + b\n",
    "diff = (datetime.now() - start_time)\n",
    "print (diff.microseconds / 1000)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## GoLang"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 105,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Overwriting temp.go\n"
     ]
    }
   ],
   "source": [
    "%%writefile temp.go\n",
    "package main\n",
    "import \"fmt\"\n",
    "import \"time\"\n",
    "func main() {\n",
    "\tstart := time.Now()\n",
    "\ta := 1\n",
    "\tb := 2\n",
    "\tfor i := 0; i < 1000000; i++ {\n",
    "\t\tc := a + b\n",
    "\t\t_ = c\n",
    "\t}\n",
    "\telapsed := time.Since(start)\n",
    "\tfmt.Println(elapsed * 1000)\n",
    "}\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 111,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "323.401ms\r\n"
     ]
    }
   ],
   "source": [
    "!go run temp.go\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Java"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 122,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Overwriting Temp.java\n"
     ]
    }
   ],
   "source": [
    "%%writefile Temp.java\n",
    "class Temp{\n",
    "    public static void main(String[] args){\n",
    "        long startTime = System.currentTimeMillis();\n",
    "        int a = 1;\n",
    "        int b = 2;\n",
    "        for(int i=0; i< 10000000; i++){\n",
    "            int c = a + b;\n",
    "        }\n",
    "        long timeElapsed = System.currentTimeMillis() - startTime;\n",
    "        System.out.println(timeElapsed);\n",
    "    }\n",
    "}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 123,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "3\r\n"
     ]
    }
   ],
   "source": [
    "!javac Temp.java\n",
    "!java Temp"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## PHP"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 130,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "354.54201698303"
     ]
    }
   ],
   "source": [
    "%%script php\n",
    "<?php\n",
    "$start_time = microtime(true);\n",
    "$a = 1;\n",
    "$b = 2;\n",
    "for($i=0; $i<10000000; $i++){\n",
    "    $c = $a + $b;\n",
    "}\n",
    "$diff = microtime(true) - $start_time;\n",
    "echo $diff * 1000;"
   ]
  }
 ],
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