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Questions tagged [jquery]

jQuery is a JavaScript library. jQuery is a popular cross-browser JavaScript library that facilitates Document Object Model (DOM) traversal, event handling, animations, and AJAX interactions by minimizing the discrepancies across browsers. A question tagged jQuery should be related to jQuery, so jQuery should be used by the code in question, and at least jQuery usage-related elements must be in the question. Consider also adding the JavaScript tag.

12 votes
10 answers
26k views

How do you fix the flickering that occurs when you use slideToggle in jQuery?

I have a simple unordered list that I want to show and hide on click using the jQuery slideUp and slideDown effect. Everything seems to work fine, however in IE6 the list will slide up, flicker for a ...
go minimal's user avatar
  • 1,703
12 votes
12 answers
6k views

What are jQuery's limitations?

Joel always said to be careful when using 3rd party libraries. From my initial impressions, jQuery is great. What should I beware of when using it? What are the limitations? What headaches will I ...
danmine's user avatar
  • 11.4k
21 votes
2 answers
35k views

Auto-format structured data (phone, date) using jQuery plugin (or failing that vanilla JavaScript)

I like jQuery and I was wondering if anyone have used a good plugin or (non-jQuery) JavaScript library that allows for auto-formatting of structured fields like phone numbers or dates. I know of the ...
Allan Wind's user avatar
  • 26.1k
14 votes
6 answers
31k views

Use jQuery to replace XMLHttpRequest

I am quite new to JavaScript libraries. I wanted to replace my current code with jQuery. My current code looks like this: var req; function createRequest() { var key = document.getElementById("...
user avatar
20 votes
6 answers
25k views

jQuery Menu and ASP.NET Sitemap

Is it possible to use an ASP.NET web.sitemap with a jQuery Superfish menu? If not, are there any standards based browser agnostic plugins available that work with the web.sitemap file?
NakedBrunch's user avatar
  • 49.1k
21 votes
8 answers
64k views

Building an HTML table on the fly using jQuery

Below is the code I use to build an HTML table on the fly (using JSON data received from the server). I display an animated pleasewait (.gif) graphic while the data is loading. However, the graphic ...
Jay Corbett's user avatar
  • 28.3k
62 votes
14 answers
26k views

Automated unit testing with JavaScript

I'm trying to incorporate some JavaScript unit testing into my automated build process. Currently JSUnit works well with JUnit, but it seems to be abandonware and lacks good support for Ajax, ...
Chris MacDonald's user avatar
34 votes
5 answers
76k views

JQuery error option in $.ajax utility

The documentation indicates that the error: option function will make available: XHR instance, a status message string (in this case always error) and an optional exception object returned from the ...
Jay Corbett's user avatar
  • 28.3k
99 votes
8 answers
122k views

Can jQuery read/write cookies to a browser?

Simple example: I want to have some items on a page (like divs or table rows), and I want to let the user click on them to select them. That seems easy enough in jQuery. To save which items a user ...
casademora's user avatar
  • 69.1k
10 votes
3 answers
47k views

jQuery create select list options from JSON, not happening as advertised?

How come this doesn't work (operating on an empty select list <select id="requestTypes"></select> $(function() { $.getJSON("/RequestX/GetRequestTypes/", showRequestTypes); } ...
Codewerks's user avatar
  • 5,934
176 votes
17 answers
125k views

Best cross-browser method to capture CTRL+S with JQuery?

My users would like to be able to hit Ctrl+S to save a form. Is there a good cross-browser way of capturing the Ctrl+S key combination and submit my form? App is built on Drupal, so jQuery is ...
ceejayoz's user avatar
  • 179k
590 votes
32 answers
329k views

jQuery/JavaScript to replace broken images

I have a web page that includes a bunch of images. Sometimes the image isn't available, so a broken image is displayed in the client's browser. How do I use jQuery to get the set of images, filter it ...
Dan Lord's user avatar
  • 6,206
35 votes
5 answers
71k views

jQuery attribute selectors: How to query for an attribute with a custom namespace

Suppose I have a simple XHTML document that uses a custom namespace for attributes: <html xmlns="..." xmlns:custom="http://www.example.com/ns"> ... <div class="foo" custom:attr="bla"/...
Sebastian Rittau's user avatar
4 votes
2 answers
1k views

Queuing actions (not effects) to execute after an amount of time.

What I'd like to know is if there is a nice way to queue jQuery functions to execute after a set amount of time. This wouldn't pause the execution of other functions, just the ones following in the ...
nickf's user avatar
  • 543k
1 vote
1 answer
1k views

How can I reimplement external pop-up jQuery code in Prototype?

I have this code in jQuery, that I want to reimplement with the prototype library. // make external links open in popups // this will apply a window.open() behaviour to all anchor links // the not() ...
4 votes
6 answers
29k views

A sample for jQuery based WYSIWYG Editor demonstrate OOP javascript

Want a WYSIWYG jQuery Editor as an example to illustrate how to use jQuery to built OOP javascript component. P.S. It is so good stackoverflow can use markdown... Would be a heaven if users would ...
William Yeung's user avatar
-2 votes
4 answers
6k views

tagName is null or not an object -- error msg in IE7 using latest version of jQuery (1.2.6) [closed]

has anyone else seen this error message. a quick check with google doesn't show me much.
Randy L's user avatar
  • 14.6k
71 votes
6 answers
97k views

Is there a better way to create an object-oriented class with jQuery?

I use the jQuery extend function to extend a class prototype. For example: MyWidget = function(name_var) { this.init(name_var); } $.extend(MyWidget.prototype, { // object variables ...
Devon's user avatar
  • 5,784
4 votes
2 answers
281 views

forms and jQuery

I'm creating a simple form for a site I manage. I use jQuery for my JavaScript. I noticed a large amount of plugins for jQuery and forms. Does anybody have any favorites that they find especially ...
neuroguy123's user avatar
  • 1,365
11 votes
3 answers
27k views

Unable to receive JSON from JQuery ajax call

I have determined that my JSON, coming from the server, is valid (making the ajax call manually), but I would really like to use JQuery. I have also determined that the "post" URL, being sent to the ...
Jay Corbett's user avatar
  • 28.3k
7 votes
6 answers
3k views

How to select consecutive elements that match a filter

Given this example: <img class="a" /> <img /> <img class="a" /> <img class="a" id="active" /> <img class="a" /> <img class="a" /> <img /> <img class="a" /&...
nickf's user avatar
  • 543k
42 votes
9 answers
28k views

Javascript framework calendar plugin [closed]

Does any know of a good calendar (not datepicker, but a BIG browsable calendar) plugin for one of the major javascript frameworks. I'd prefer jQuery.
Ryan's user avatar
  • 3,594
16 votes
4 answers
32k views

How to make jQuery effects run in sequence, not simultaneously?

How do I have two effects in jQuery run in sequence, not simultaneously? Take this piece of code for example: $("#show-projects").click(function() { $(".page:visible").fadeOut("normal"); $("#...
Justin Poliey's user avatar
0 votes
2 answers
3k views

In jQuery, using ajaxSend to preview the url built by $.post call

How can I construct my ajaxSend call, this seems like the place to put it, to preview what is being passed back to the broker? also, can I stop the ajax call in ajaxSend?..so I can perfect my url ...
Jay Corbett's user avatar
  • 28.3k
6 votes
4 answers
5k views

How to display the progress of a server script in jQuery?

With this code I can show an animated gif while the server script is running: function calculateTotals() { $('#results').load('getResults.php', null, showStatusFinished); showLoadStatus(); } ...
Edward Tanguay's user avatar
0 votes
4 answers
4k views

JS error for JQuery in IE 8.0

I have developed a simple page using JQuery. It works fine in almost all browsers (i.e. Firefox, IE, Chrome) but whenever the page is opened in IE, it prompts Javascript error like, 'guid' is null or ...
jatanp's user avatar
  • 4,062
0 votes
3 answers
5k views

Best Refactor to Handle Multiple jQuery Email Field Form Validation

What is the best way to refactor the attached code to accommodate multiple email addresses? The attached HTML/jQuery is complete and works for the first email address. I can setup the other two by ...
Brian Boatright's user avatar
444 votes
25 answers
970k views

How to show loading spinner in jQuery?

In Prototype I can show a "loading..." image with this code: var myAjax = new Ajax.Request( url, {method: 'get', parameters: pars, onLoading: showLoad, onComplete: showResponse} ); function ...
Edward Tanguay's user avatar
4 votes
5 answers
5k views

How do I use Javascript to locate by X-Y Coordinates in my browser?

I'm trying to make it so when a user scrolls down a page, click a link, do whatever it is they need to do, and then come back to the pages w/ links, they are at the same (x-y) location in the browser ...
danmine's user avatar
  • 11.4k
58 votes
14 answers
144k views

Apple Cover-flow effect using jQuery or other library?

Does anyone know how to achieve the cover-flow effect using JavaScript to scroll through a bunch of images. I'm not talking about the 3D rotating itunes cover-art, but the effect that happens when ...
user avatar
19 votes
18 answers
42k views

What advantages does jQuery have over other JavaScript libraries?

I am trying to convince those who set standards at my current organization that we should use jQuery rather than Prototype and/or YUI. What are some convincing advantages I can use to convince them?
19 votes
7 answers
11k views

Google Maps style scrolling anyone?

I am looking for some JavaScript plugin (preferably jQuery) to be able to scroll through an image, in the same way that Google Maps works. I can make the image draggable but then I see the whole ...
sydlawrence's user avatar
  • 1,882
1 vote
13 answers
7k views

How do I rotate an image at 12 midnight every day?

I need to rotate an image at 12 midnight every day from a group of 5-10 images. How can I go about doing this with JavaScript or jQuery or even PHP?
Parrfolio's user avatar
  • 157
11 votes
2 answers
27k views

Using jQuery, how can I dynamically set the size attribute of a select box?

Using jQuery, how can I dynamically set the size attribute of a select box? I would like to include it in this code: $("#mySelect").bind("click", function() { $("#myOtherSelect")....
Jay Corbett's user avatar
  • 28.3k
12 votes
9 answers
2k views

Any downsides to using ASP.Net AJAX and JQuery together

We are planning to use the jQuery library to augment our client side JavaScript needs. Are there any major issues in trying to use both ASP.Net AJAX and jQuery? Both libraries seem to use $ for ...
rams's user avatar
  • 6,681
1 vote
3 answers
581 views

jQuery: JFrame plugin fails in IE 7

I'm using the JFrame plugin with jquery 1.2.6. It works fine in FF3, however it won't display the requested pages in IE 7. The jQuery library and the JFrame plugin are called in the included header....
user avatar
0 votes
3 answers
991 views

using load() to load page that also uses jQuery

I'm trying to load a page that is basically an edit form inside a dialog (ui.dialog). I can load this page fine from an external (I'm using asp.net) page. The problem is that inside of my "popup" ...
ncyankee's user avatar
  • 1,258
6 votes
2 answers
9k views

Figure out div that is visible out of four divs

I need to figure out what div is visible out of four possible divs using jQuery. Only one of those div's will be visible at any given time. This is what I have that works so far: $("#FeatureImage1:...
RedWolves's user avatar
  • 10.4k
14 votes
4 answers
24k views

MVC.net jQuery Validation

After trying to avoid JavaScript for years, Iv started using Query for validation in MVC asp.net, as there does not seem to be an official way of doing validation, Iv been surprised how good jQuery is....
Dan's user avatar
  • 29.3k
0 votes
2 answers
2k views

What are the CSS secrets to a flexible/fluid HTML form?

The below HTML/CSS/Javascript (jQuery) code displays the #makes select box. Selecting an option displays the #models select box with relevant options. The #makes select box sits off-center and the #...
Jay Corbett's user avatar
  • 28.3k
11 votes
5 answers
24k views

Which jQuery plugin should be used to fix the IE6 PNG transparency issue?

Is there an IE6/PNG fix that is officially developed by the jQuery team? If not which of the available plugins should I use?
Brian Boatright's user avatar
2 votes
2 answers
8k views

access $(this) with href="javascript:..." in jQuery

I am using jQuery. I call a JavaScript function with next html: <li><span><a href="javascript:uncheckEl('tagVO-$id')">$tagname</a></span></li> I would like to ...
Sergio del Amo's user avatar
7 votes
7 answers
961 views

What are the best strategies for using multiple AJAX libraries?

What experience can you share about using multiple AJAX libraries? There are useful features in Prototype, some in jQuery, the Yahoo library, etc. Is it possible to include all libraries and use what ...
Edward Tanguay's user avatar
15 votes
4 answers
6k views

How do I stop an effect in jQuery

I have a page that uses $(id).show("highlight", {}, 2000); to highlight an element when I start a ajax request, that might fail so that I want to use something like $(id).show("highlight", {color: ...
Mr Shark's user avatar
  • 26.3k
93 votes
9 answers
10k views

How do you get JavaScript/jQuery Intellisense Working in Visual Studio 2008?

I thought jQuery Intellisense was supposed to be improved with SP1. I even downloaded an annotated version of jQuery 1.2.6, but intellisense will not work in a separate jscript file. I have the jQuery ...
Mark Struzinski's user avatar
118 votes
17 answers
117k views

Remove all classes that begin with a certain string

I have a div with id="a" that may have any number of classes attached to it, from several groups. Each group has a specific prefix. In the javascript, I don't know which class from the group is on the ...
Brad's user avatar
  • 6,065
4 votes
2 answers
3k views

How can I determine why a jQuery ajax $.post request wasn't successful?

I'm trying to determine, based on the result of this call, if it was successful. The successFunction doesn't get called, so I'm assuming it was not. How do I know what went wrong? xmlRequest = $.post(...
SeanDowney's user avatar
  • 17.7k
3 votes
4 answers
5k views

Javascript array with a mix of literals and arrays

I can create the following and reference it using area[0].states[0] area[0].cities[0] var area = [ { "State" : "Texas", "Cities" : ['Austin','Dallas','San Antonio'] ...
Jay Corbett's user avatar
  • 28.3k
1 vote
3 answers
15k views

AJAX dropdowns (HTML Select) in Firefox with jQuery

Help! I am using jQuery to make an AJAX call to fill in a drop-down dynamically given the user's previous input (from another drop-down, that is filled server-side). In all other browsers aside from ...
Michael Runyon's user avatar
10 votes
1 answer
14k views

jQuery and Java applets

I'm working on a project where we're using a Java applet for part of the UI (a map, specifically), but building the rest of the UI around the applet in HTML/JavaScript, communicating with the applet ...
Matthew Maravillas's user avatar

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