Prevents you accidentally running and submitting questions on leetcode.

disable_leetcode_shortcuts

// ==UserScript==
// @name         Disable leetcode shortcuts(ctrl+' and ctrl+Enter)
// @description  Prevents accidentally running and submitting questions.
// @version      0.1
// @author       akdeniz
// @match        https://leetcode.com/*
// @run-at       document-start
// @include      *
// @grant        none
// ==/UserScript==

keycodes = [222,13];

(window.opera ? document.body : document).addEventListener('keydown', function(e) {
    // alert(e.keyCode ); //uncomment to find more keyCodes
    if (keycodes.indexOf(e.keyCode) != -1 && e.ctrlKey) {
        e.cancelBubble = true;
        e.stopImmediatePropagation();
        alert("Gotcha!"); //ucomment to check if it's seeing the combo
    }
    return false;
}, !window.opera);