Is it possible to use JavaScript to scrape all the changes to a webpage that is being updated live with AJAX? The site I wish to scrape updates data using AJAX every second and I want to grab all the changes. This is a auction website and several o...

I'm trying to reproduce jQuery's functions ajaxComplete and ajaxStart without jQuery so that they could be used in any environment with no library dependencies (it's a special use case). These functions allow for an event listener to be c...

EDIT: OK, I believe the following solutions are valid:   Use the jQuery AOP plugin. It basically wraps the old function together with the hook into a function sandwich and reassigns it to the old function name. This causes nesting of functions with e...

I'm using Ember CLI 1.13 and I'm attempting to create a router mixin in an addon that binds to the willTransition hook, but the issue I'm encountering is not limited to this event.   At this point the mixin looks like such:  import Ember...

I have a modified pagedown markdown markup script for inserting image url to the editor but it works only the first time.   I have explained my code with comments   </script>  <script type="text/javascript"> (function () {  var co...

I'm starting to work on a dynamic analysis tool for JS and I'd like to profile an entire environment unobtrusively. I'm basically traversing various contexts, digging deep into objects, and every time I hit a function, I hook into it. Now...

Intent, hooks, API, integration, dozen of cryptic javascripts, xml schemas, URL interpreters, helpers, frameworks...  It's 3 days that i'm reading blogs, SDK, tutorials to achive a very simple goal: open Instagram by clicking an URL in the An...

I've read several posts where the $refs property of the vue instance is only available in the mounted hook of Vue.js  I have a custom event listener set up in my vue component that listens to a change of date in an input field. Once this happens...

I try to change the onreadystatechange callback. My Javascript looks like this  (function() {     var open_original = XMLHttpRequest.prototype.open;     var send_original = XMLHttpRequest.prototype.send;      XMLHttpRequest.prototype.open = function(...

im trying to use the new populate hook, but it doesn't seem to work. I just don't know what i'm doing wrong.  I have the merchatTypeMap model related 1:1 to the merchants model, and when i query the merchantTypeMap, it should answer with...