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StackOverflow程序员推荐：每个程序员都应读的30本书 - 杂谈 - 清泛网 - 专...
...尔、巴赫书》。他极为深入研究了程序员每日都要面对的问题：递归、验证、证明和布尔代数。这是一本很出色的读物，难度不大，偶尔有挑战，一旦你要鏖战到底，将是非常值得的。 – Jonik
13. 《代码整洁之道》
推荐数...
How can I sort arrays and data in PHP?
...ilar. Your rewrite contains a lot of details (pass by reference, big table etc.), but that detail distracts from the smooth introduction to the core topic of the workings of the comparison function, IMHO. I explicitly refer to the manual several times on purpose, because that's where such detail sho...
Get the first element of an array
...$array));
In O(1):
array_pop(array_reverse($array));
Other use cases, etc...
If modifying (in the sense of resetting array pointers) of $array is not a problem, you might use:
reset($array);
This should be theoretically more efficient, if a array "copy" is needed:
array_shift(array_slice($...
JavaScript/jQuery to download file via POST with JSON data
...hp will include a value 'url', which is the URL that the generated PDF/XLS/etc file can be downloaded from. Adding an iframe to the page that references that URL will result in the browser promoting the user to download the file, assuming that the web server has the appropriate mime type configurati...
Ruby on Rails Server options [closed]
...alled an app server cluster (hence the name Mongrel Cluster, Thin Cluster, etc). You must then setup Apache or Nginx to reverse proxy to this cluster. Apache/Nginx will take care of distributing requests between the instances in the cluster (More on this in section "I/O concurrency models").
The web...
JAVA线程池管理及分布式HADOOP调度框架搭建 - 人工智能(AI) - 清泛IT社区，...
...p; // 可能数组越界，这个地方只是为了说明问题，忽略错误
}
}
count.countDown(); // 删除成功减一
&n...
How to encrypt/decrypt data in php?
...n substr($data, 0, -ord($data[strlen($data) - 1]));
}
$row = $result->fetch(PDO::FETCH_ASSOC); // read from database result
// $enc_name = base64_decode($row['Name']);
// $enc_name = hex2bin($row['Name']);
$enc_name = $row['Name'];
// $iv = base64_decode($row['IV']);
// $iv = hex2bin($row['IV'])...
Remove non-numeric characters (except periods and commas) from a string
...tters from the string. Other characters, such as spaces, brackets, quotes, etc. are kept inside the result. --> Only use this solution, if you know that your input string only contains letters and numbers, and no other characters!
– Philipp
Sep 14 '18 at 12:...
Can I Replace Apache with Node.js?
...low as them. As simple example would probably be, mynode.js/getfile?file=/etc/shadow
– Rahly
Mar 28 '14 at 23:13
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What is the best place for storing uploaded images, SQL database or disk file system? [closed]
...ems.
One other note: if you are using NTFS based storage (windows server, etc) you might consider finding a way around putting thousands and thousands of files in one directory. I am not sure why, but sometimes the file system does not cope well with that situation. If anyone knows more about this ...