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开源邮件传输代理软件 -- Postfix 介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...。还有一种情况时，如果postfix在处理邮件过程中遇到了问题，则该值会开始降低。
当接收到的新邮件的数量超过postfix的投递能力时，postfix会暂时停止投递deferred队列中的邮件而去处理新接收到的邮件。这是因为处理新邮件的...
PHP “php://input” vs $_POST
...still there, you just can't access it through the wrapper. So you need to fetch it yourself in raw format with file_get_contents('php://input') (as long as it's not multipart/form-data-encoded).
This is also how you would access XML-data or any other non-standard content type.
...
CodeIgniter removing index.php from url
...:
Allow overriding htaccess in Apache Configuration (Command)
sudo nano /etc/apache2/apache2.conf
and edit the file & change to
AllowOverride All
for www folder
Step 4 :
Enabled apache mod rewrite (Command)
sudo a2enmod rewrite
Step 5 :
Restart Apache (Command)
sudo /etc/init.d/apa...
How to specify in crontab by what user to run script? [closed]
...e that this method won't work with crontab -e, but only works if you edit /etc/crontab directly. Otherwise, you may get an error like /bin/sh: www-data: command not found
Just before the program name:
*/1 * * * * www-data php5 /var/www/web/includes/crontab/queue_process.php >> /var/www/web/i...
动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...在非常短的时间内，回答一些很难的关于软件系统方面的问题，从而更快速地排查和解决问题。它兴起和繁荣的一个大背景是，我们正处在一个快速增长的互联网时代，作为工程师，面临着两大方面的挑战：一是规模，不管是用...
How to change the session timeout in PHP?
...gc_probability=0 by default in the configuration, and is instead done via /etc/cron.d/php, which runs at XX:09 and XX:39 (that is, every half hour). This cron job looks for sessions older than the session.gc_maxlifetime specified in the configuration, and if any are found, they are deleted. As a con...
泡在Stack Overflow答题30天 - 创意 - 清泛网 - 专注C/C++及内核技术
...何使用Stack Overflow的话，我的答案就是：打开网页，搜索问题，查看Stack Overflow的搜索结果，参...想法的萌芽
如果非要总结下我多年来是如何使用Stack Overflow的话，我的答案就是：打开网页，搜索问题，查看Stack Overflow的搜索结...
How to check whether an array is empty using PHP?
...easiest way to check if it's empty? I'm assuming I can do so as soon as I fetch the $gameresult array into $gamerow ? In this case it would probably be more efficient to skip exploding the $playerlist if it's empty, but for the sake of argument, how would I check if an array is empty as well?
...
using jquery $.ajax to call a PHP function
...e 'test' : test();break;
case 'blah' : blah();break;
// ...etc...
}
}
I believe that's a simple incarnation of the Command pattern.
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Asynchronous shell exec in PHP
...verted to use echo "sudo command" | at now and commenting www-data out in /etc/at.deny
– Julien
Apr 16 '15 at 7:47
@Ju...