Some events in JavaScript fire before others. For example, with an input element, the keydown and keypress events fire first. Then, if the return value from those was not false, the input.value is updated. Then, the keyup event fires.  Is there a web...
I'm looking to monitor the end user experience of our website and link that with timing information already logged on the server side. My assumption is that this will require javascript to to capture time stamps at the start of request (window.on...
I'm using the Firebug net panel to see response times. On the net panel's status bar, the summary is displayed as follows:   10 requests        90KB            10.22s (onload 6.57s)   What does that onload time mean? Does it...
i have a recursive query like this (note: this is just an example):  var user = function(data) {   this.minions = [];   this.loadMinions = function()   {     _user = this;     database.query('select * from users where owner='+data.id,function...
Is there a way to measure the latency between when I press my mouse button and when a defined onmousedown function fires?   Or, are there current statistics available about this latency?  I assume these two events are not simultaneous, and vary by br...
Let's consider such html:  <div class="my-class"></div>   and js (using jQuery):  var interval = 10;  setInterval(function(){     //I toggle .my-class 'extra-class' every 10ms     $(".my-class").toggleClass(...
I am using the Google Maps API v3 to create an interactive map with markers on the map and info windows that open up when you click the markers. The process is you create a marker, create an info window, and bind the two with a click (the event will...
I'm working on an HTML5 canvas-based game, and have hit a bit of a problem in Safari (on Windows).  The game runs nicely in Firefox and Chrome, and even IE, but on Safari everything moves really slowly.  The main game loop is triggered by calling...
I recently ran into a familiar javascript/jQuery timing bug and spent too long debugging it. What I need is a smarter debugging path for this problem.  In specific, my issue was that user inputs were supposed to be causing a Mongo database call and t...
I have made a simple rock paper scissors game with Javascript, I would like to have a delay before the result appears, I have tried seTimeout() in numerous different ways but cant get it to work.  Here is my Javascript  function game(opt) { var comp...

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