Inject jQuery on any site via console or bookmark
//for bookmark add
// javascript:
(function(e, s) {
e.src = s;
e.onload = function() {
jQuery.noConflict();
console.log('jQuery injected');
};
document.head.appendChild(e);
})(document.createElement('script'), '//ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js')
//optionally if you want your own variable with your version of jquery add
//mJQ = before jQuery.noConflict();
// example: mJQ = jQuery.noConflict();