uke5tar

var ready = function ( fn ) {
    if ( typeof fn !== 'function' ) return;
    if ( document.readyState === 'interactive' || document.readyState === 'complete' ) {
        return fn();
    }
    document.addEventListener( 'DOMContentLoaded', fn, false );
};

ready(function() {
    // add your code here

uke5tar

// add script (e.g jQuery) to current website via developer console (lives only within the client)
var jq = document.createElement('script');
jq.src = "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js";
document.getElementsByTagName('head')[0].appendChild(jq);

uke5tar

/*  helper function to show back-to-top button only if user navigates up
    and hides after 2s of idle
*/

function scrollToTop() {
    var lastTop = $(this).scrollTop();
    var scrollTopVisible = false;
    var timeout = null;
    var targetSelector = '#back_to_top';

uke5tar

/*  About: function to handle touch direction in browser
    Usage: custom event: custom_handleTouch:'direction' (direction = left, right, up, down)
    Example: $(document).on('custom_handleTouch:left', function() { // own code });
*/

function handleTouchGestures() {
    document.addEventListener('touchstart', handleTouchStart, false);
    document.addEventListener('touchmove', handleTouchMove, false);

    var xDown, yDown = null;

uke5tar

/*  About: function to detect if and how much of a certain element is in viewport
    Usage: function is added to the jQuery object and can be called on any jQuery selector
    Example: $(selector).isInViewport(.5, .5) => true == element is 50% in viewport
    
    @return Boolean
*/

$.fn.isInViewport = function(x, y) {

    if(x == null || typeof x == 'undefined') x = 1;

uke5tar

// Detect scroll direction

(function scrollPosition() {
    "use strict"

    // get last scroll position
    let lastY = window.scrollY;
    let running = false;

    function getScrollPosition() {

uke5tar

// ==UserScript==
// @name         Disable quora blocker
// @namespace    Quora
// @version      1
// @description  Disable quora blocker
// @author       Me
// @include      http*//de.quora.com/*
// @include      http*//www.quora.com/*
// @grant        none
// ==/UserScript==

uke5tar

// removes and adds placeholder onfocus/ blur (jQuery)
$('input, textarea').focus(function(){
   $(this).data('placeholder',$(this).attr('placeholder'))
          .attr('placeholder','');
}).blur(function(){
   $(this).attr('placeholder',$(this).data('placeholder'));
});

// removes and adds placeholder onfocus/ blur (ES6)
document.querySelectorAll('input, textarea').forEach(elem => {

uke5tar

// Remove duplicates from array
var testArr = ["a", "a", "b", "b", "c"];

function removeDuplicates(arr) {
    return arr.filter(function(elem, index, fullArr) {
        return index === fullArr.indexOf(elem);
   });
}

removeDuplicates(testArr);