ashokhein

var http = require('http'); //add the http module

//Create a server
var myServer = http.createServer(function (request, response) {
  // Return something from server
  response.writeHead(200, {"Content-Type": "text/plain"});
  response.end("Hello Node\n");
}); //create a server

Bind server to a port

ashokhein

Delete all containers: docker rm $(docker ps -a -q)
Delete all images: docker rmi $(docker image ls -q)

ashokhein

var possibleCombinationSum = function(arr, n) {
  if (arr.indexOf(n) >= 0) { return true; }
  if (arr[0] > n) { return false; }
  if (arr[arr.length - 1] > n) {
    arr.pop();
    return possibleCombinationSum(arr, n);
  }
  var listSize = arr.length, combinationsCount = (1 << listSize)
  for (var i = 1; i < combinationsCount ; i++ ) {
    var combinationSum = 0;

ashokhein

#!/bin/bash
if [ -z "$1" ]; then
  echo "Usage: sudo $0 /dev/sdh1"
  exit 1;
fi

dd if=$1 of=/dev/null & pid=$!
while true; do
  ps -p$pid --no-heading || break;
  echo "-- $(date) ------------------";

ashokhein

ES5/6 : 
//ES6
const numbers= [1,2,3,4,5];

const add = (a,b) => a+b;

const sub = (a,b) => a-b;

ashokhein

import React, { useRef, useState, FunctionComponent, useEffect } from 'react'
import MUIRichTextEditor from 'mui-rte'
import Grid from '@material-ui/core/Grid'
import { createMuiTheme, makeStyles, MuiThemeProvider } from '@material-ui/core/styles'
import Popover from '@material-ui/core/Popover'
import TextField from '@material-ui/core/TextField'
import IconButton from '@material-ui/core/IconButton'
import Button from '@material-ui/core/Button'
import BackupIcon from '@material-ui/icons/Backup'
import DoneIcon from '@material-ui/icons/Done'