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记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...设备的控制”。
控制风扇转速
MacBook Pro的风扇控制有些问题，最高转速有6000RPM，噪音非常大。可以下载smcFanControl这款软件来手动控制风扇转速（平时建议设为3000RPM）。
查看温度
安装iStat Pro，然后调出Dashboard，就能看到CPU...
In where shall I use isset() and !empty()
...riables and not just values, so isset("foobar") will raise an error. As of PHP 5.5, empty supports both variables and expressions.
So your first question should rather be if isset returns true for a variable that holds an empty string. And the answer is:
$var = "";
var_dump(isset($var));
The typ...
Get current domain
...ometimes forget which one to use myself - I think this can be nifty.
<?php
// Change banana.com to the domain you were looking for..
$wordToHighlight = "banana.com";
$serverVarHighlighted = str_replace( $wordToHighlight, '<span style=\'background-color:#883399; color: #FFFFFF;\'&g...
Regular expression to match a word or its prefix
...
Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
...
POST data to a URL in PHP
...
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...
Stack Overflow：StackExchange网络不同主题网站的”祖父“ - 更多技术 - ...
...最早设立的是Stack Overflow，即一个供程序员互相解答编程问题的问答网站，随后我们试图将同样的技术推广到编程之外的领域，比如说烹饪、摄影等等，每个主题的问答站点就都称为StackExchange，合起来也就是StackExchange网络。因...
How do I immediately execute an anonymous function in PHP?
...y following "()". Works just like JS thanks to uniform variable evaluation order.
https://3v4l.org/06EL3
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MySQL vs MongoDB 1000 reads
...
man,,, the answer is that you're basically testing PHP and not a database.
don't bother iterating the results, whether commenting out the print or not. there's a chunk of time.
foreach ($cursor as $obj)
{
//echo $obj["thread_title"] . "<br><Br>";
...
windows版 svn 服务器搭建及总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...e –d –r d:/svnserversoftware/myrepository
以下转载若干问题
1、不知道该怎么设置 svn://url 这个路径
2、三个需要设置的文件，其中authz这个里面的[repos:/]这个到底该怎么设置
3、认证失败问题出在哪里？
4、svn import 目录1 "s...
译文：理解Java中的弱引用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...。既然它们是一些不知名的概念，我简单就着前面的三个问题来说明一下。
强引用(Strong Reference)
强引用就是我们经常使用的引用，其写法如下
StringBuffer buffer = new StringBuffer();
上面创建了一个StringBuffer对象，并将这个对象的...