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jQuery selector regular expressions
...iv')
.filter(function() {
return this.id.match(/abc+d/);
})
.html("Matched!");
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div id="abcd">Not matched</div>
<div id="abccd">Not matched</div>
<div ...
Change URL parameters
...ded url string
http://benalman.com/code/test/js-jquery-url-querystring.html?a=3&b=Y&c=Z&newValue=100#n=1&o=2&p=3
Notice the a querystring value for a has changed from X to 3 and it has added the new value.
You can then use the new url string however you wish e.g
using doc...
Validating with an XML schema in Python
... etree.DTD
from the tests on http://lxml.de/api/lxml.tests.test_dtd-pysrc.html
...
root = etree.XML(_bytes("<b/>"))
dtd = etree.DTD(BytesIO("<!ELEMENT b EMPTY>"))
self.assert_(dtd.validate(root))
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...
jquery UI Sortable with table and tr width
...at this is the item's content, so TD rather than TR
ui.placeholder.html('<td colspan="' + cellCount + '">&nbsp;</td>');
}
}).disableSelection();
JS Fiddle: http://jsfiddle.net/rp4fV/4/
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PHP - include a php file and also send query parameters
...
In the file you include, wrap the html in a function.
<?php function($myVar) {?>
<div>
<?php echo $myVar; ?>
</div>
<?php } ?>
In the file where you want it to be included, include the file and then call the fu...
Share variables between files in Node.js?
...er understanding - https://www.hacksparrow.com/global-variables-in-node-js.html
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...
Using “super” in C++
...class methods as virtual as shown here: martinbroadhurst.com/typedef-super.html
– mLstudent33
May 18 at 3:28
better=&g...
Set attributes from dictionary in python
...neral use of __dict__ is advised against: docs.python.org/tutorial/classes.html#id2
– equaeghe
Apr 13 '14 at 22:43
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...
How to append to a file in Node?
...ase, use fs.createWriteStream instead. Read nodejs.org/docs/v0.4.8/api/all.html#fs.write
– angry kiwi
Jun 27 '11 at 9:33
10
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Regex to validate password strength
...urself to catastrophic backtracking (regular-expressions.info/catastrophic.html). This can go unnoticed until one day your server hangs with 100% CPU because a user used a "strange" password. Example: ^([a-z0-9]+){8,}$ (can you see the error?)
– aKzenT
Sep 22 '...