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Algorithm to get the excel-like column name of a number
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I have translated this PHP script to JS: gist.github.com/terox/161db6259e8ddb56dd77
– terox
Oct 5 '15 at 10:50
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What is polymorphism, what is it for, and how is it used?
...ed to know about the details. All he needs to know is that if he makes one order, everything will be taken care of. All the details should be left to the experts.
This allows the president to do what he does best: set general policy, look good and play golf :P.
How is it actually implemented - th...
linux下iptables配置详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...成DROP的话)
允许loopback!(不然会导致DNS无法正常关闭等问题)
IPTABLES -A INPUT -i lo -p all -j ACCEPT (如果是INPUT DROP)
IPTABLES -A OUTPUT -o lo -p all -j ACCEPT(如果是OUTPUT DROP)
下面写OUTPUT链,OUTPUT链默认规则是ACCEPT,所以我们就写需要DROP(放弃)...
Regex select all text between tags
...means "OR".
+? Plus character states to select one or more of the above - order does not matter. Question mark changes the default behavior from 'greedy' to 'ungreedy'.
(?=(</pre>)) Selection have to be appended by the </pre> tag
Depending on your use case you might need to add some...
Apache Proxy: No protocol handler was valid
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For my Apache2.4 + php5-fpm installation to start working, I needed to activate the following Apache modules:
sudo a2enmod proxy
sudo a2enmod proxy_fcgi
No need for proxy_http, and this is what sends all .php files straight to php5-fpm:
<...
How to prevent http file caching in Apache httpd (MAMP)
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I had the same issue, but I found a good solution here:
Stop caching for PHP 5.5.3 in MAMP
Basically find the php.ini file and comment out the OPCache lines.
I hope this alternative answer helps others else out as well.
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Find the files that have been changed in last 24 hours
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How to check if an array value exists?
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You could use the PHP in_array function
if( in_array( "bla" ,$yourarray ) )
{
echo "has bla";
}
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Get the first element of an array
... a array "copy" is needed:
array_shift(array_slice($array, 0, 1));
With PHP 5.4+ (but might cause an index error if empty):
array_values($array)[0];
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PHP code to remove everything but numbers
....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f6604455%2fphp-code-to-remove-everything-but-numbers%23new-answer', 'question_page');
}
);
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