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What is Common Gateway Interface (CGI)?
...onment variables.
In your case you most likely used another, specific for PHP, means of communication between your scripts and the webserver, this, as you well mention in your question, is an embedded interpreter called mod_php.
So, answering your questions:
What exactly is CGI?
See above.
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Only variables should be passed by reference
...file_name) cannot be turned into a reference. This is a restriction in the PHP language, that probably exists for simplicity reasons.
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Best way to allow plugins for a PHP application
I am starting a new web application in PHP and this time around I want to create something that people can extend by using a plugin interface.
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PHP Sort a multidimensional array by element containing date
...compare")), so that usort() knows it's a class function/method. See also: php.net/manual/en/…
– Ferdinand Beyer
May 26 '10 at 16:26
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【解决】PHP Fatal error: require_once(): Failed opening required \'/u...
【解决】PHP Fatal error: require_once(): Failed opening required '/usr/share/php/php-gettext/gettext.inc'php缺失相关模块导致，解决方法很简单：apt-get install php-gettext重启apache2即可。php缺失相关模块导致，解决方法很简单：
apt-get install php-gettext
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PHP中9大缓存技术总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
PHP中9大缓存技术总结1、全页面静态化缓存也就是将页面全部生成html静态页面，用户访问时直接访问的静态页面，而不会去走php服务器解析的流程。此种方式，在CMS...1、全页面静态化缓存
也就是将页面全部生成html静态页面，...
How to use a switch case 'or' in PHP
Is there a way of using an 'OR' operator or equivalent in a PHP switch?
10 Answers
10
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How to Sort Multi-dimensional Array by Value?
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Try a usort, If you are still on PHP 5.2 or earlier, you'll have to define a sorting function first:
function sortByOrder($a, $b) {
return $a['order'] - $b['order'];
}
usort($myArray, 'sortByOrder');
Starting in PHP 5.3, you can use an anonymous func...
Resumable downloads when using PHP to send the file?
We are using a PHP scripting for tunnelling file downloads, since we don't want to expose the absolute path of downloadable file:
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Convert a date format in PHP
...totime($originalDate));
(See the strtotime and date documentation on the PHP site.)
Note that this was a quick solution to the original question. For more extensive conversions, you should really be using the DateTime class to parse and format :-)
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