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error: writable atomic property cannot pair a synthesized setter/getter with a user defined setter/g

...e that warning disappear: If you declare a @property to be atomic then do one of the following: use @dynamic or; use @synthesize and keep the synthesized setter and getter or; provide a manual implementation of both the setter and the getter (without using one of the above directives). If you d...
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Center Google Maps (V3) on browser resize (responsive)

I have a Google Maps (V3) in my page at 100% page width with one marker in the middle. When I resize my browser window's width I would like the map to stay centered (responsive). Now the map just stays at the left side of the page and gets smaller. ...
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Vagrant stuck connection timeout retrying

... I solved this problem, and will answer in case anyone else has a similar issue. What I did was: I enabled the GUI of Virtual box to see that it was waiting for input on startup to select whether I wanted to boot directly to ubuntu or safemode etc. To turn on the GUI you ha...
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Hash function that produces short hashes?

... it's very old, not very reliable. – Mascarpone Jun 19 '18 at 10:37 1 @Mascarpone "not v...
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Case insensitive searching in Oracle

...th good old = as well. In versions older than 10gR2 it can't really be done and the usual approach, if you don't need accent-insensitive search, is to just UPPER() both the column and the search expression. share ...
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Testing Abstract Classes

...ives you an additional avenue for setting up a test for an abstract class, one that doesn't depend on PHPUnit-specific functionality. class AbstractClassTest extends \PHPUnit_Framework_TestCase { /** * @var AbstractClass */ private $testedClass; public function setUp() ...
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How to use cURL to get jSON data and decode the data?

... I think this one will answer your question :P $url="https://.../api.php?action=getThreads&hash=123fajwersa&node_id=4&order_by=post_date&order=‌​desc&limit=1&grab_content&content_limit=1"; Using cURL // ...
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What is an intuitive explanation of the Expectation Maximization technique? [closed]

...ly 3 normal distributions. However, you may assume that there is more than one type of cars (and trucks and bikes). So instead of training a classifier for these three classes, you cluster cars, trucks and bikes into 10 clusters each (or maybe 10 cars, 3 trucks and 3 bikes, whatever), then train a c...
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Rails :dependent => :destroy VS :dependent => :delete_all

...s' model association you can specify the :dependent option, which can take one of the following three forms: :destroy/:destroy_all The associated objects are destroyed alongside this object by calling their destroy method :delete/:delete_all All associated objects are destroyed immediately without...
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How to get an array of specific “key” in multidimensional array without looping

... well, that's not a "all in one" function, but Closure (Anynonymous functions) are a very powerfull concept that may be used for such processing, you'll rather like to know how to use them. – Boris Guéry Nov 3 '11...