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jQuery callback for multiple ajax calls

...estsCompleted({ numRequest: 3, singleCallback: function(){ alert( "I'm the callback"); } }); //usage in request $.ajax({ url: '/echo/html/', success: function(data) { requestCallback.requestComplete(true); } }); $.ajax({ url: '/echo/html/', success: f...
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How to extract base URL from a string in JavaScript?

...one"; //add it document.body.appendChild(a); //read the links "features" alert(a.protocol); alert(a.hostname) alert(a.pathname) alert(a.port); alert(a.hash); //remove it document.body.removeChild(a); You can easily do it with jQuery appending the element and reading its attr. Update: There is no...
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Detecting arrow key presses in JavaScript

...down = function(e) { switch (e.keyCode) { case 37: alert('left'); break; case 38: alert('up'); break; case 39: alert('right'); break; case 40: alert('down'); break; ...
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preventDefault() on an tag

... Set the href attribute as href="javascript:;" <ul class="product-info"> <li> <a href="javascript:;">YOU CLICK THIS TO SHOW/HIDE</a> <div class="toggle"> <p>CONTENT TO SHOW/HIDE</p> </div> </li&g...
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Detecting when user scrolls to bottom of div with jQuery

...Top() + $(this).innerHeight() >= $(this)[0].scrollHeight) { alert('end reached'); } }) }); http://jsfiddle.net/doktormolle/w7X9N/ Edit: I've updated 'bind' to 'on' as per: As of jQuery 1.7, the .on() method is the preferred method for attaching event handlers to a d...
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Get index of element as child relative to parent

...rd li").click(function () { var index = $("ul#wizard li").index(this); alert("index is: " + index) }); share | improve this answer | follow | ...
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How to open a URL in a new Tab using JavaScript or jQuery? [duplicate]

...it to be opened win.focus(); } else { //Browser has blocked it alert('Please allow popups for this website'); } Depending on the browsers implementation this will work There is nothing you can do to make it open in a window rather than a tab. ...
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JavaScript OR (||) variable assignment explanation

... " messages."; var noNewMessagesText = "Sorry, you have no new messages."; alert((messages && newMessagesText) || noNewMessagesText); Inside the alert, we check if messages is falsy, and if yes, then evaluate and return noNewMessagesText, otherwise evaluate and return newMessagesText. Sinc...
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I need to get all the cookies from the browser

I need to get all the cookies stored in my browser using JavaScript. How can it be done? 9 Answers ...
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AngularJS validation with no enclosing

...set="utf-8" /> <title>AngularJS Plunker</title> <script>document.write('<base href="' + document.location + '" />');</script> <link rel="stylesheet" href="style.css" /> <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.5/angula...