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What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
Performance associated with Arrays and Objects in JavaScript (especially Google V8) would be very interesting to document. I find no comprehensive article on this topic anywhere on the Internet.
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Bootstrap Dropdown menu is not working
...<script src="jquery/jquery.js"></script>
<script type="text/javascript" src='js/bootstrap.min.js'></script>
<link rel="stylesheet" href="css/bootstrap.css" />
Example Wrong!
<script type="text/javascript" src='js/bootstrap.min.js'></script>
<link rel="...
What are the use-cases for Web Workers? [closed]
...tensive process.
The old workflow was: Change the #. Go get coffee while JavaScript crunches through changes to other numbers and the web page is unresponsive for 3 minutes - after I optimized it to hell and back. Get Back with coffee. Change a second #. Repeat many times. Click SAVE button.
The ...
JavaScript: Class.method vs. Class.prototype.method
...that constructor function, you can consider it like a 'static method'.
In JavaScript functions are first-class objects, that means you can treat them just like any object, in this case, you are only adding a property to the function object.
The second function, as you are extending the constructor...
passport.js RESTful auth
...r added security:
Web server at https://example.com serves a single page Javascript client app
RESTful web service at https://example.com/api provides server support to rich client app
Server implemented in Node and passport.js.
Server has a database (any kind) with a "users" table.
Username/passw...
Does Internet Explorer 8 support HTML 5?
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You can get HTML5 tags working in IE8 by including this JavaScript in the head.
<script type="text/javascript">
document.createElement('header');
document.createElement('nav');
document.createElement('menu');
document.createElement('section');
document.createElement('a...
Javascript Drag and drop for touch devices [closed]
...ode you have posted. ross.posterous.com/2008/08/19/iphone-touch-events-in-javascript
– undefined
May 18 '12 at 0:22
2
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How to print a number with commas as thousands separators in JavaScript
I am trying to print an integer in JavaScript with commas as thousands separators. For example, I want to show the number 1234567 as "1,234,567". How would I go about doing this?
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What does curly brackets in the `var { … } = …` statements do?
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They're both JavaScript 1.7 features. The first one is block-level variables:
let allows you to declare variables, limiting its scope to the block, statement, or expression on which it is used. This is unlike the var keyword, which de...
How to prevent form from submitting multiple times from client side?
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Use unobtrusive javascript to disable the submit event on the form after it has already been submitted. Here is an example using jQuery.
EDIT: Fixed issue with submitting a form without clicking the submit button. Thanks, ichiban.
$("body"...