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jQuery checkbox change and click event
...ng performance issues on your web page, you might need to re-eval your javascript ;) It is good to understand performance metrics with code, though. Thanks.
– Mike U
Jan 8 '15 at 15:47
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Open file in a relative location in Python
...l what your actual working directory is. For example, you may not run the script from the directory the file is in. In this case, you can't just use a relative path by itself.
If you are sure the file you want is in a subdirectory beneath where the script is actually located, you can use __file__...
Use dynamic variable names in JavaScript
...
Since ECMA-/Javascript is all about Objects and Contexts (which, are also somekind of Object), every variable is stored in a such called Variable- (or in case of a Function, Activation Object).
So if you create variables like this:
var a =...
Form onSubmit determine which submit button was pressed [duplicate]
...y)
<html>
<head>
<title>Test Page</title>
<script src="http://code.jquery.com/jquery-latest.js"></script>
<script type="text/javascript">
jQuery(function($) {
var submitActor = null;
var $form = $('#test');
var $submitActors = $fo...
Send POST data using XMLHttpRequest
I'd like to send some data using an XMLHttpRequest in JavaScript.
13 Answers
13
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How to check with javascript if connection is local host?
I want to have a check in my javascript if the page loading up is on my local machine.
12 Answers
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Get file size, image width and height before upload
...ze, image height and width before upload to my website, with jQuery or JavaScript?
7 Answers
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uncaught syntaxerror unexpected token U JSON
...s say i have a JSON STRING ..NOT YET A JSON OBJECT OR ARRAY.
so if in javascript u parse the string as
var body={
"id": 1,
"deleted_at": null,
"open_order": {
"id": 16,
"status": "open"}
var jsonBody = JSON.parse(body.open_order); //HERE THE ERROR NOW APPEARS BECAUSE THE STRING IS ...
raw vs. html_safe vs. h to unescape html
...ing. In fact, it will prevent your string from being escaped.
<%= "<script>alert('Hello!')</script>" %>
will put:
&lt;script&gt;alert(&#x27;Hello!&#x27;)&lt;/script&gt;
into your HTML source (yay, so safe!), while:
<%= "<script>alert('Hello!'...
What's the easiest way to escape HTML in Python?
... semantic validation. Not a lexical one like escaping. Besides inline Java Script, you really don't want to create links from untrusted user input without further URL specific validation (e.g. because of Spammers). A simple method to protect against inline Java Script in attributes like href is to ...