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What does %5B and %5D in POST requests stand for?
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Not least important is why these symbols occur in url.
See https://www.php.net/manual/en/function.parse-str.php#76792, specifically:
parse_str('foo[]=1&foo[]=2&foo[]=3', $bar);
the above produces:
$bar = ['foo' => ['1', '2', '3'] ];
and what is THE method to separate query vars ...
The relationship could not be changed because one or more of the foreign-key properties is non-nulla
...oesn't make sense to have comments for a post that doesn't exist. Same for orders and order items.
In aggregation, the child object can exist irrespective of its parent. If the parent is destroyed, the child object can still exist, as it may be added to a different parent later. e.g.: the relations...
Get last element of Stream/List in a one-liner
...reduce((first, second) -> second);
This implementations works for all ordered streams (including streams created from Lists). For unordered streams it is for obvious reasons unspecified which element will be returned.
The implementation works for both sequential and parallel streams. That migh...
Using reCAPTCHA on localhost
...ing from reCAPTCHA v1 to v2, it is necessary to regenerate the API keys in order for this message to disappear. Further, and equally important, if you're like me and you setup test domains in your local/development environment by placing entries into the operating system's "hosts" file, you will ne...
How exactly does __attribute__((constructor)) work?
...that code in .init is run before .ctors and code in .fini after .dtors. If order is relevant that's at least one crude but easy way to distinguish between init/exit functions.
A major drawback is that you can't easily have more than one _init and one _fini function per each loadable module and woul...
What is the result of % in Python?
...ch out if you are coming from a language with automatic type casting (like PHP or JS) where an expression like '12' % 2 + 3 is legal: in Python it will result in TypeError: not all arguments converted during string formatting which probably will be pretty confusing for you.
[update for Python 3]
Use...
Check if a program exists from a Makefile
... PATH")))
Note the use of the := assignment operator that is required in order to force immediate evaluation of the RHS expression. If your Makefile changes the PATH, then instead of the last line above you will need:
$(if $(shell PATH=$(PATH) which $(exec)),some string,$(error "No $(exec...
What's the difference between a 302 and a 307 redirect?
...g the method to GET.
Example usage: if the browser sent POST to /register.php, then now load (GET) /success.html.
307: temporary redirect, repeating the request identically.
Example usage: if the browser sent a POST to /register.php, then this tells it to redo the POST at /signup.php.
308: permanen...
How do you run NUnit tests from Jenkins?
...dlocal
exit %ERRORLEVEL%
Reference: http://www.greengingerwine.com/index.php/2013/01/tip-check-errorlevel-in-your-post-build-steps-when-using-nunit/
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How big can a user agent string get?
...ents get so tweaked by the items a user has installed, and in a particular order, that they are almost personally identifiable (one other answer has a good example of this happening). In fact, the EFF did a study (pdf) about it.
– patridge
Mar 8 '11 at 20:29
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