Questions for javascript


2842

Javascript scrollbar class and mousewheel speed in different browsers

I'm getting many reports that the mousewheel behaves differently in different browsers when using this scrollbar class. In some browsers (like Firefox) it's extremely slow while in others (mostly n...
8815

Search and Replace with Numbers

Alright so I've got list in JS formatted like so:
5082

Merge loops with jQuery.extend: last value is always the same?

I have two arrays of "hashes". I need to merge them together so the end result is another array of hashes, except the number of entries is the product of the two arrays.
462

How to insert/update an item in a specific column of a dynamic table?

I have a dynamic table as of here As you can see, I have a column for "Status" which i hope to get status reply through this done(function()). This is what i've tried
9584

Detect iOS version less than 5 with JavaScript

This is related to the "fix" for position:fixed in older versions of iOS. However, if iOS5 or greater is installed, the fix breaks the page.
7530

Javascript: Displaying images with check boxes values

I am currently working with radio buttons and check boxes to display images with the help of javascript. To be specific: I am running into an issue when working check boxes and displaying the images.
1290

CSS how to align group of elements horizontally?

I'm having trouble aligning a paragraph element with a group of button elements. I'm using jQuery and CSS to try and do this.
2183

Update <div> with JSONP value jQuery

I'm getting the temperature from a service called World Weather Online
5245

Convert standalone Javascript to widget

We have an 8,300-line Javascript application, which implements an interactive diagram for a hand of bridge. It's currently written with about 250 top-level variables, 250 functions, about 130 lines...
4479

Comparing numbers wrong

I have the following JS which compares credit card number length:
5601

Jquery toggle .. fixing alighnment

Hello people i have this script
9107

Javascript slider jquery

&lt;script type="text/javascript"&gt;
4444
8095

jquery mobile listview refresh same list lose style

I'm trying to update the content of a ul list passing from a list to another one.
957

Spritely jQuery Plugin - Stop All Spritely Animations

I'm developing a sort of 'booklet' with a set of pages that can be viewed one at a time. On each page, there is a lot of animation going on using the jQuery Spritely plugin, both the pan() and spri...
3998

AngularJS, clicking a button within a form causes page refresh

I have a form in Angular that has two buttons tags in it. One button submits the form on ng-click. The other button is purely for navigation using ng-click. However, when this second button is c...
1184

how to append table to DIV

I am trying to append a table to div:
4083

JavaScript: Bitwise shift of long long number

I need to bitwise shift a value 64 times in JavaScript. But JavaScript starts rounding after 32.
6652

Google maps watchposition { setzoom() } overrides user zooming

Hey guys I've finally got my google maps working the way I want it, but I don't want my zoom to prevent the user from zooming in themselves (this keeps resetting it), I put a conditional on my setZ...
1480

Dynamically calling Canvas Functions

Is there any way to call canvas functions using apply() or a similar method, as to dynamically call canvas methods or to be able to pass an array of arguments?
5295

Context changes on the call of $.each() function

I am using Jquery $.each to get all the elements which belong to a particular class and I wanted to call a function on each of those one after another.To achieve this, I called following function:...
2841
8497

Modular javascript event library

I want a small library that does DOM4 events. Failing that a sensible subset of DOM3 events will do.
4804

Is it advisable to use arrays in Javascript using tens of thousands of indexes?

Is it advisable to use arrays in Javascript using tens of thousands of indexes?
8143

Online source code editing element

I'm wondering if there is some sort of element (preferably jQuery since this library is used) which enables online editing in a (converted) textarea. Basically what I'm looking for is a framework for
6986

Javascript / JSON alert returning Undefined

I am having a problem trying to alert the json data.
9942

Elegant way to wrap multiple Backbone render methods to avoid “before” and “after” event duplication?

I've divided the render() method on my View into two separate methods, in order to allow me to render the entire View, or just a small portion of the View, which is represented by an HTML form. The...
6254

Web-based yahoo-pipes alike plugin or app or … something

I am looking for advice on how to create a drag and drop interface similar to Yahoo Pipes: dragging and dropping elements and linking them together.
8623

displaying custom tooltip when hovering over a point in flot

From the example here, I kind of know how to create a Flot graph that shows tooltips when hovering. But the examples only show to how to display tooltips containing the x value, y value, label, etc...
8777

How to use a javascript variable in url.action with ASP.NET MVC WebForms view engine

I want to redirect the user to a url in a javascript function.
6620

jQuery cookie value is %5Bobject%20Object%5D

I have a simple html page and a js script:
5144

Convert jquery selectors to array

I need to be able to store the current selectors in the current viewport and then 10 seconds check if they are still in the users current viewport.
3683

“function” is not defined error in Javascript: what is the right way to call my function?

I understand a bit because of this post: JQuery, setTimeout not working why it's not working, but keeping everything this way, what is the right way to call _finalvalidate() inside my div?
9443

Does Silverlight have a performance advantage over JavaScript?

At a recent discussion on Silverlight the advantage of speed was brought up. The argument for Silverlight was that it performed better in the browser than Javascript because it is compiled (and man...
3994

Getting Value Of Radio Button And Label Text Put Into Two TextField

I'm trying to get value form label (radio) and value of radio button. When I click label or radio button, they value input into their respective textfield
6794

HTML/JavaScript tabs graceful degrade

Trying to find a good solution for tabbed based navigation on a website that I'm building. Currently I'm using jquery ui tabs but don't like the default behavior when it degrades with JavaScript tu...
1562

Javascript Create Element in Two Divisions

I want to create an iframe using javascript and then insert it into two divisions both having id "fblike". I tried to use the following code but it did not work.
6111

Can I use jwcrypto to validate a Google generated OAuth2 id_token?

Building on the work in this question: What is the proper way to validate google granted OAuth tokens in a node.js server?
4693

Why is my JSON.parse() failing on iPhone?

I am using Titanium for a mobile application. In the application, the server returns JSON data, which is then parsed by JSON.parse(). On Android, it works fine. I also double-checked it to make sur...
2065

Backbone.View.extend - events hash

I'm going through a tutorial which advises that events can be captured via a view as follows:
8669

Javascript syntax issue

Here is my jsFiddle
9244

MongoDB arrays vs objects

Lets say I want to maintain a list of items per user (in MongoDB with Mongoose ODM in Node.js environment) and later query to see if an item is owned by a user. For example, I want to store all of...
5880

How can you change how pictures load on webpages? (e.g. lower resolution)

how can I change the way an image loads on a web page? I presume using javascript to do this. I'm looking for a way to have the picture load at a lower resolution and then get "sharper". As appose to
2722

Can someone explain what this Email regex means

^(([^&lt;&gt;()[\]\\.,;:\s@\"]+(\.[^&lt;&gt;()[\]\\.,;:\s@\"]+)*)|(\".+\"))
6646

CSS loaded dynamically via javascript but not applied

I have a javascript file that load a content via AJAX and apply the appropriate style by loading the corresponding CSS file:
8201

Different font sizes on website

My website has a menu named Font Size. Basically its an option for user to change font size of website like:

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