athoug

[
  {
    "author": "Chinua Achebe",
    "country": "Nigeria",
    "imageLink": "images/things-fall-apart.jpg",
    "language": "English",
    "link": "https://en.wikipedia.org/wiki/Things_Fall_Apart\n",
    "pages": 209,
    "title": "Things Fall Apart",
    "year": 1958

athoug

// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console

athoug

function array_diff(a, b) {
  
  // This here is the wwrong approach where the length keeps decresing so 
  // the map function wouldn't check all the arrays element 
  a.map(function(element){
    for(var i =0; i <b.length; i++){
      if(element === b[i]){
         a.splice(a.indexOf(element),1);
         break;
      }