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console.log(document.cookie)

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@font-face {
    font-family: KaTeX_AMS;
    src: url(/static/fonts/KaTeX_AMS-Regular.e78e28b.woff2) format("woff2"), url(/static/fonts/KaTeX_AMS-Regular.7f06b4e.woff) format("woff"), url(/static/fonts/KaTeX_AMS-Regular.aaf4eee.ttf) format("truetype");
    font-weight: 400;
    font-style: normal
}

@font-face {
    font-family: KaTeX_Caligraphic;
    src: url(/static/fonts/KaTeX_Caligraphic-Bold.4ec58be.woff2) format("woff2"), url(/static/fonts/KaTeX_Caligraphic-Bold.1e802ca.woff) format("woff"), url(/static/fonts/KaTeX_Caligraphic-Bold.021dd4d.ttf) format("truetype");

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[
  {
    "constant": false,
    "inputs": [
      {
        "name": "newMessage",
        "type": "string"
      }
    ],
    "name": "setMessage",

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const fs = require('fs');

const ganache = require('ganache-cli');
const Web3 = require('web3');
const solc = require('solc');

const web3 = new Web3(ganache.provider());

(async function() {
  const input = {

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pragma solidity ^0.5.8;

contract Inbox {
  string public message;

  constructor(string memory initialMessage) public {
    message = initialMessage;
  }

  function setMessage(string memory newMessage) public {

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Error: Transaction has been reverted by the EVM:
{
  "transactionHash": "0x87c2b0e842ff22aed985a5cfdb95f9ac09b090de1b2f02f74c0c376f0027a976",
  "transactionIndex": 0,
  "blockHash": "0xb2f5e0e0c0f3560b3c27e51765833d547b149069e79bf4610659c2408a638d8c",
  "blockNumber": 1,
  "from": "0xee701ca561a711b218589aac4827e04c7e5a3c0f",
  "to": null,
  "gasUsed": 299853,
  "cumulativeGasUsed": 299853,

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var array = [[['a','b','c'],[1,2,3]],[],[['d','e','f','g','h'],[4,5,6,7]]]

function flat(data) {
  return data.reduce((r, e) => r.concat(Array.isArray(e) ? flat(e) : e), [])
}

console.log(flat(array))

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window.x = 1; // will controll external variable

(function() {

  var a = window.x / 2; // lexical scope, evaluate within external variable
  var b = window.x * 2;

  window.AAA = function A() {
    console.log(a + b); // use lexical variables
  }

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var o = {x: 1}
 
Object.defineProperty(o, "length", { get: function () { return Object.keys(this).length; } });
 
o.length

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mkdir -p p/{1,2,3,4}
touch p/{1,2,3,4}/{package.json,README.md}
rm p/*/package.json