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What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA
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There is a tendency in software design world (at least, I feel so) to invent new names for well-known old things and patterns. And when we have a new paradigm (which perhaps slightly differs from already existing things), it usually comes with a whole set of new names for e...
How to document a string type in jsdoc with limited possible values
...tion(a) {};
b = new Bar();
bar.sample(Enumeration.ONE)
You need to at least declare the enum to JSDOC, for this, though. But the code is clean and you get auto-completion in WebStorm.
The multiple files problem though cannot be solved this way.
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How to join components of a path when you are constructing a URL in Python
...if in this use case urljoin wasn't doing anything for me. I would like at least join("/media", "js/foo.js") and join("/media/", "js/foo.js") to work. Thanks for what appears to be the right answer: roll your own.
– amjoconn
Nov 25 '09 at 14:42
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Generating a random password in php
...;
if ($max < 1) {
throw new Exception('$keyspace must be at least two characters long');
}
for ($i = 0; $i < $length; ++$i) {
$str .= $keyspace[random_int(0, $max)];
}
return $str;
}
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MySQL SELECT WHERE datetime matches day (and not necessarily time)
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Just tested on two servers the above is MUCH (10x at least) faster than date()='' especially for huge tables. Thanks
– zzapper
Aug 19 '14 at 13:28
1
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What 'sensitive information' could be disclosed when setting JsonRequestBehavior to AllowGet
... It's irresponsible to tell people to ignore a security warning without at least explaining the consequences. -1
– Eduardo Wada
Mar 22 '18 at 9:57
add a comment
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Switch case with fallthrough?
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that is a very helpful tip. At least for Bash 4.3.11. I haven't bothered to try it on any others.
– Daniel
Dec 6 '15 at 4:50
3
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Re-entrant locks in C#
...dead locks.
If you really want to create deadlock simplest one requires at-least 2 resources.
Consider dog and the bone scenario.
1. A dog has full control over 1 bone so any other dog has to wait.
2. 2 dog with 2 bones are minimum required to create a deadlock when they lock their bones respectivel...
How is Node.js inherently faster when it still relies on Threads internally?
... in a thread.
This is just plain stupid and inefficient. But it works at least! We can enjoy Node.js because it hides the ugly and cumbersome details behind an event-driven asynchronous architecture.
Maybe someone will implement O_NONBLOCK for files in the future?...
Edit: I discussed this with ...
When saving, how can you check if a field has changed?
...o Model.objects.only('id') will lead to infinite recursion if Model has at least 3 fields. To solve this, we should remove deferred fields from saving in initial and change _dict property a bit
– gleb.pitsevich
Jun 6 '14 at 14:00
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