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驯服Linux OOM Killer（优质英文资料翻译） - 操作系统(内核) - 清泛网移动...
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艾伦·考克斯不喜欢这个解决方案，这表明该容器是控制问题的最适当方式。为了响应这个建议，由 Nikanth Karthikesan 贡献的oom_killer 控制器提供了在系统内存不足时要杀死的进程序列的控制。该补丁引入了一个带有oom.priority字段...
Memcache Vs. Memcached [duplicate]
Someone can explain me the difference between Memcache and Memcached in PHP environment?
What are the advantages of one over the other?
Can you also suggest the criteria used to choose between one or the other?
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How can I get the last 7 characters of a PHP string?
...r for the 2nd argument.
$newstring = substr($dynamicstring, -7);
From the php docs:
string substr ( string $string , int $start [, int $length ] )
If start is negative, the returned string will start at the start'th character from the end of string.
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SHA1 vs md5 vs SHA256: which to use for a PHP login?
I'm making a php login, and I'm trying to decide whether to use SHA1 or Md5, or SHA256 which I read about in another stackoverflow article. Are any of them more secure than others? For SHA1/256, do I still use a salt?
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Remove useless zero digits from decimals in PHP
...n officially suggested method for typecasting... search "type juggling" on php.net
– Gergely Lukacsy
May 6 '16 at 8:44
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How to push both value and key into PHP array
...to combine arrays and keep the keys of the added array. For example:
<?php
$arr1 = array('foo' => 'bar');
$arr2 = array('baz' => 'bof');
$arr3 = $arr1 + $arr2;
print_r($arr3);
// prints:
// array(
// 'foo' => 'bar',
// 'baz' => 'bof',
// );
So you could do $_GET += array('on...
PHP - Merging two arrays into one array (also Remove Duplicates)
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array_unique(array_merge($array1,$array2), SORT_REGULAR);
http://se2.php.net/manual/en/function.array-unique.php
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Logical Operators, || or OR?
...nlike many other languages where they return the last value checked. So in PHP (27 || 0) returns true, not 27.
– TextGeek
Sep 15 '17 at 15:32
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]
... a problem with it, and my entire Unix ecosystem relay on it.
If you are a PHP developer you can install the last version of Apache (Mac OS X uses 2.2), PHP and all the extensions you need, then upgrade all with one command. Forget to do the same with Homebrew.
MacPorts support groups.
foo@macpro:~...
一个科技公司只是碰巧卖起了披萨？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...擎。无论达美乐将来想去卖汉堡还是卖卷饼，貌似都不成问题。
善用社交媒体进行病毒传播
达美乐不仅用科技手段在提升用户订餐体验上受益匪浅，更在消费最活跃的社交媒体上给自己铺了一条金光大道：它经常在社交媒体...