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Reusing output from last command in Bash

...ind a file and diff its contents with another file: $ find app -name 'one.php' /var/bar/app/one.php $ diff /var/bar/app/one.php /var/bar/two.php You could do this: $ find app -name 'one.php' | pbcopy $ diff $(pbpaste) /var/bar/two.php The string /var/bar/app/one.php is in the clipboard when ...
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How to convert date to timestamp in PHP?

... This solution can lead to an unexpected behavior. Those who use PHP 5.3+ should adopt Prof. Falken answer, in which one has full control over the date format. – Luca Fagioli Apr 13 '15 at 20:22 ...
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PHP - Check if two arrays are equal

... in different order, using $a == $b or $a === $b fails, for example: <?php (array("x","y") == array("y","x")) === false; ?> That is because the above means: array(0 => "x", 1 => "y") vs. array(0 => "y", 1 => "x"). To solve that issue, use: <?php function array_equal($a...
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How to destroy an object?

...It will stay there, however if you unset the object and your script pushes PHP to the memory limits the objects not needed will be garbage collected. I would go with unset() (as opposed to setting it to null) as it seems to have better performance (not tested but documented on one of the comments fr...
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PHP code to convert a MySQL query to CSV [closed]

What is the most efficient way to convert a MySQL query to CSV in PHP please? 6 Answers ...
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App Inventor 2 实现上传文件到服务器全方案总结 · App Inventor 2 中文网

...对应实现 原始文件上传与表单上传的区别 本文 PHP 后端已配套 Node.js 与 Python 版本,见页面中的对应实现;全部后端源码与运行说明。 « 返回首页 App Inventor 2 实现上传文件到服务器全方案总结 ...
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Any way to break if statement in PHP?

Is there any command in PHP to stop executing the current or parent if statement, same as break or break(1) for switch / loop . For example ...
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How to loop through an associative array and get the key? [duplicate]

...do: foreach ($arr as $key => $value) { echo $key; } As described in PHP docs. share | improve this answer | follow | ...
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How to get file_get_contents() to work with HTTPS?

...he following script to see if there is an https wrapper available for your php scripts. $w = stream_get_wrappers(); echo 'openssl: ', extension_loaded ('openssl') ? 'yes':'no', "\n"; echo 'http wrapper: ', in_array('http', $w) ? 'yes':'no', "\n"; echo 'https wrapper: ', in_array('https', $w) ? 'y...
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What's the difference between :: (double colon) and -> (arrow) in PHP?

There are two distinct ways to access methods in PHP, but what's the difference? 6 Answers ...