kessler

async function main() {
  const { body } = await fetch('https://jsonplaceholder.typicode.com/photos')
  const streamIterator = new StreamChunkIterator(body.getReader())
  
  for await (const chunk of streamIterator) {
    console.log(chunk)
  }
  
  console.log('Voilà!')
}

kessler

#!/bin/bash
# usage:  cmd | osa_notify.sh

/usr/bin/osascript 3<&0 <<'APPLESCRIPT'
  on run argv
    set stdin to do shell script "cat 0<&3"
        display notification stdin with title "osa_notify" sound name "Default"
    return stdin
  end run
APPLESCRIPT

kessler

aws ec2 modify-instance-attribute --profile [profile] --region [region] --instance-id [instanceid] --block-device-mappings "[{\"DeviceName\": \"/dev/sda1\",\"Ebs\":{\"DeleteOnTermination\":false}}]"

kessler

 moment.utc(new Date()).format('YYYY-MM-DDTHH:mm:ss.SSSSSSSSS[Z]')

kessler

'use strict'

const express = require('express')
const browserifyMiddleware = require('browserify-middleware')
const path = require('path')

browserifyMiddleware.settings('transform', [
    [{ presets: ['es2015', 'react', 'stage-2']},    'babelify']
])

kessler

const loEndsWith = require('lodash.endsWith')

console.log('naive:', endsWith('asdsds😀', '?'))
console.log('naive:', endsWith('asdsds😀?', '?'))
console.log('naive:', endsWith('asdsds😀', '😀'))

console.log('mozilla polyfill:', mozEndsWith('asdsds😀', '?'))
console.log('mozilla polyfill:', mozEndsWith('asdsds😀?', '?'))
console.log('mozilla polyfill:', mozEndsWith('asdsds😀', '😀'))

kessler

'use strict'

const size = 130000

let arr1 = new Array(size)
let arr2 = new Array(size)

for (let i = 0; i < size; i++) {
	arr1[i] = i + ''
	arr2[i] = i + ''

kessler

'use strict'

const size = 10000000

let arr = new Array(size)

for (let i = 0; i < size; i++) {
	arr[i] = i + ''
}

kessler

'use strict'
const _ = require('lodash')

function intersection(source, target) {
	let result = []
	
	for (let i = source.length - 1; i >= 0; i--) {
		let value = source[i]
		if (target.indexOf(value) > - 1) {
			result.push(value)

kessler

function toBits(a, res) {
	if (a === 0) return
	let r = a % 2
	if (r === 0) { res.push(0) } else { res.push(1) }
	toBits(Math.floor(a / 2), res) 
}

function dec2bin(dec){
    return (dec >>> 0).toString(2);
}