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How to unset a JavaScript variable?
I have a global variable in JavaScript (actually a window property, but I don't think it matters) which was already populated by a previous script but I don't want another script that will run later to see its value or that it was even defined.
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how to convert binary string to decimal?
...se(number, fromBase, toBase));
});
#lblResult{
padding: 20px;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<input id="txtNumber" type="text" placeholder="Number" />
<input id="txtFromBase" type="text" placeholder="From Base"...
Submitting HTML form using Jquery AJAX
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Quick Description of AJAX
AJAX is simply Asyncronous JSON or XML (in most newer situations JSON). Because we are doing an ASYNC task we will likely be providing our users with a more enjoyable UI experience. In this specific case w...
Dynamically add script tag with src that may include document.write
I want to dynamically include a script tag in a webpage however I have no control of it's src so src="source.js" may look like this.
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What is the use case of noop [:] in bash?
...a list of files in the current directory; it won't actually affect how the script works.
– chepner
Nov 5 '14 at 14:48
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Show a popup/message box from a Windows batch file
...age box from a batch file (similar to how xmessage can be used from bash-scripts in Linux)?
21 Answers
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Difference between $(this) and event.target?
...ew to jQuery, and was making tabbed panels, following the tutorial in JavaScript and jQuery : The Missing Manual , there's that first line when the author does this :
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JavaScript before leaving the page
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This will alert on leaving current page
<script type='text/javascript'>
function goodbye(e) {
if(!e) e = window.event;
//e.cancelBubble is supported by IE - this will kill the bubbling process.
e.cancelBubble = true;
e.returnValue = 'You sure you ...
What's the right way to decode a string that has special HTML entities in it? [duplicate]
...ttp://jsfiddle.net/k65s3/
Input:
Entity:&nbsp;Bad attempt at XSS:<script>alert('new\nline?')</script><br>
Output:
Entity: Bad attempt at XSS:<script>alert('new\nline?')</script><br>
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how to get GET and POST variables with JQuery?
... parameters, you can serialize the $_POST object in JSON format into a <script> tag:
<script type="text/javascript">
var $_POST = <?php echo json_encode($_POST); ?>;
document.write($_POST["test"]);
</script>
While you're at it (doing things on server side), you might coll...