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PHP - Extracting a property from an array of objects

...u have PHP 5.5 or later, the best way is to use the built in function array_column(): $idCats = array_column($cats, 'id'); But the son has to be an array or converted to an array share | improve ...
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Unicode equivalents for \w and \b in Java regular expressions?

.... That way, a regex like \w+ matches words like hello , élève , GOÄ_432 or gefräßig . 3 Answers ...
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argparse module How to add option without any argument?

... As @Felix Kling suggested use action='store_true': >>> from argparse import ArgumentParser >>> p = ArgumentParser() >>> _ = p.add_argument('-f', '--foo', action='store_true') >>> args = p.parse_args() >>> args.foo False &g...
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Reloading the page gives wrong GET request with AngularJS HTML5 mode

...riteEngine On Options FollowSymLinks RewriteBase / RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} !-d RewriteRule ^(.*)$ /#/$1 [L] More interesting stuff to read about html5 mode in angularjs and the configuration required per different environment https://github.com/angula...
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How to dismiss keyboard for UITextView with return key?

...n Xcode 6.4 , Swift 2.0. I set the key using IB. – MB_iOSDeveloper Jul 9 '15 at 7:20  |  show 3 more comments ...
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Select2 doesn't work when embedded in a bootstrap modal

...orceFocus = function() {}; Bootstrap 4 renamed the enforceFocus method to _enforceFocus, so you'll need to patch that instead: $.fn.modal.Constructor.prototype._enforceFocus = function() {}; Explanation copied from link above: Bootstrap registers a listener to the focusin event which checks wheth...
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Can PHP PDO Statements accept the table or column name as parameter?

...er goes directly into the query. So for example: function buildQuery( $get_var ) { switch($get_var) { case 1: $tbl = 'users'; break; } $sql = "SELECT * FROM $tbl"; } By leaving no default case or using a default case that returns an error message ...
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Where can I learn jQuery? Is it worth it?

...ion http://www.amazon.com/jQuery-Action-Bear-Bibeault/dp/1933988355/ref=sr_1_1?ie=UTF8&s=books&qid=1219716122&sr=1-1 (I bought it used at Amazon for about $22). It has been a big help into bootstrapping me into jQuery. The documentation at jquery.com are also very helpful. A place wher...
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How to check if a number is a power of 2

...nswered Aug 25 '10 at 19:53 deft_codedeft_code 49.2k2525 gold badges132132 silver badges210210 bronze badges ...
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Why does pattern matching in Scala not work with variables?

...atch { case `target` => println("It was" + target) case _ => println("It was something else") } } def mMatch2(s: String) = { val Target: String = "a" s match { case Target => println("It was" + Target) case _ => println("It was something else"...