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Is == in PHP a case-sensitive string comparison?

I was unable to find this on php.net. Is the double equal sign ( == ) case sensitive when used to compare strings in PHP? 7...
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php动态安装mysql扩展错误(ext/mysqlnd/mysqlnd.h: No such file or direc...

php动态安装mysql扩展错误(ext/mysqlnd/mysqlnd.h: No such file or directory)错误如下:In file included from data xingzheng install php-5.5.10 include php Zend zend_compile.h:719, from ...错误如下: In file included from /data/xingzheng/install/php-5.5.10/include/php/...
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What's quicker and better to determine if an array key exists in PHP?

... @FrancescoPasa Well, "search for the keys" is what PHP documentation says. Other than that, I can't tell if "search" to them means something completely different to what it means to me. – Rain Apr 22 at 6:09 ...
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How to use relative/absolute paths in css URLs?

... Personally, I would fix this in the .htaccess file. You should have access to that. Define your CSS URL as such: url(/image_dir/image.png); In your .htacess file, put: Options +FollowSymLinks RewriteEngine On RewriteRule ^ima...
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Formatting Phone Numbers in PHP

...etter in the future. The comment you reference seems to have been deleted. All is well. Happy holidays. – Stoutie Dec 24 '16 at 5:16 add a comment  |  ...
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What does $1 [QSA,L] mean in my .htaccess file?

...ce to give a complete tutorial, but here it is in short; RewriteCond basically means "execute the next RewriteRule only if this is true". The !-l path is the condition that the request is not for a link (! means not, -l means link) The RewriteRule basically means that if the request is done that m...
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Why would json_encode return an empty string

... note below Here is a recursive function that can force convert to UTF-8 all the strings contained in an array: function utf8ize($d) { if (is_array($d)) { foreach ($d as $k => $v) { $d[$k] = utf8ize($v); } } else if (is_string ($d)) { return utf8_enc...
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Abstract classes in Swift Language

... importantly, notice that there is no dynamic dispatch. When logSalary is called on the instance that is stored as a SoftwareEngineer it calls the overridden version of the method. When logSalary is called on the instance after it has been cast to an Employee, it calls the original implementation (i...
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Cron jobs and random times, within given hours

...m, it'd be a little more complicated to randomize the seconds as well. Finally, since the start times are random and independent of each other, it's possible (but not very likely) that two or more instances of the script will be started simultaneously. ...
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How to set input type date's default value to today?

...ides enough built-in support for the required format to avoid doing it manually: Add this for correct timezone support: Date.prototype.toDateInputValue = (function() { var local = new Date(this); local.setMinutes(this.getMinutes() - this.getTimezoneOffset()); return local.toJSON().slic...