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Hash function that produces short hashes?
...hash functions which are used for clustering or clone detection, the exact opposite is true, actually: you want similar documents to yield similar (or even the same) hash values. A well-known example of a hash algorithm that is specifically designed to yield identical values for similar input is Sou...
How to sort findAll Doctrine's method?
...tion is very simple (vendor/doctrine/orm/lib/Doctrine/ORM/EntityRepository.php):
public function findAll()
{
return $this->findBy(array());
}
So we look at findBy and find what we need (orderBy)
public function findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
...
Best way to detect when a user leaves a web page?
... non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. developer.mozilla.org/en-US/docs/Web/API/Window/event
– Robin Neal
Jan 20 '17 at 13:37
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How do SO_REUSEADDR and SO_REUSEPORT differ?
...o sense, since the Remote address can in fact be a "Local" address and the opposite of Destination is Source and not Local. I don't know what your issue is with INADDR_ANY, I never said it would not bind to future addresses. And listen does not create any sockets at all, which makes your whole sente...
Setting DEBUG = False causes 500 Error
Once I change the DEBUG = False , my site will generate 500 (using wsgi & manage.py runserver), and there is no error info in Apache error log and it will run normally when I change debug to True .
...
Html code as IFRAME source rather than a URL
... For anyone like me who was looking how to encode HTML this way with php, you want rawurlencode (php.net/manual/en/function.rawurlencode.php)
– Braiba
Dec 2 '15 at 13:27
4
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How do I auto-submit an upload form when a file is selected?
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JavaScript with onchange event:
<form action="upload.php" method="post" enctype="multipart/form-data">
<input type="file" name="filename" onchange="javascript:this.form.submit();">
</form>
jQuery
.change() and .submit():
$('#fileInput').change(...
Background image jumps when address bar hides iOS/Android/Mobile Chrome
I'm currently developing a responsive site using Twitter Bootstrap.
21 Answers
21
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What character to use to put an item at the end of an alphabetic list?
...t \u058d and \u058e : ֍ and ֎ which, if you look close, are similar but opposite. Unfortunately, these sort BEFORE alpha chars (in windows explorer.exe), but interesting anyway.
– Nate
Jul 6 '17 at 18:57
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Remove the last character from a string [duplicate]
...the rest of the unaltered string is concatenated.
– CPHPython
Aug 9 '18 at 10:03
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