大约有 13,072 项符合查询结果（耗时：0.0347秒） [XML]
List of Big-O for PHP functions
After using PHP for a while now, I've noticed that not all built-in PHP functions are as fast as expected. Consider these two possible implementations of a function that finds if a number is prime using a cached array of primes.
...
When to use next() and return next() in Node.js
...
Some people always write return next() is to ensure that the execution stops after triggering the callback.
If you don't do it, you risk triggering the callback a second time later, which usually has devastating results. Your code is fine as it is, but...
How to convert a number to string and vice versa in C++
Since this question gets asked about every week, this FAQ might help a lot of users.
4 Answers
...
How to integrate nodeJS + Socket.IO and PHP?
I have recently been looking around, to find a good way to communicate between nodeJS and PHP. Here is the idea : nodeJS is still quite new, and it can be kind of tricky to develop a full application only with it. Moreover, you may need it only for one module of your project, like realtime notificat...
What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
The way I understand it, if a client-side script running on a page from foo.com wants to request data from bar.com, in the request it must specify the header Origin: http://foo.com , and bar must respond with Access-Control-Allow-Origin: http://foo.com .
...
Best practices/guidance for maintaining assembly version numbers
I'm looking for pointers, suggestions, and even dictation on how to manage the three different assembly version numbers for a .NET assembly. The Product version is the simplest, as this seems would normally be dictated by business. Then, the file version seems to be for versioning between deploym...
RabbitMQ and relationship between channel and connection
...ts a real TCP connection to the message broker, whereas a Channel is a virtual connection (AMQP connection) inside it. This way you can use as many (virtual) connections as you want inside your application without overloading the broker with TCP connections.
You can use one Channel for everything. H...
How many GCC optimization levels are there?
...
To be pedantic, there are 8 different valid -O options you can give to gcc, though there are some that mean the same thing.
The original version of this answer stated there were 7 options. GCC has since added -Og to bring the total to 8
From the man page:
-O (Same as -O1) ...
What does the -u flag mean in git push -u origin master? [closed]
I was just wondering what does the -u flag mean in this command?
2 Answers
2
...
phpcms 启用手机门户（自动判断手机浏览器） - 更多技术 - 清泛网 - 专注C/...
...简析这个域名到你的服务器地址。
2、修改\caches\configs\route.php 文件，增加手机路由地址，方法如下：
return array(
'default'=array('m'='content', 'c'='index', 'a'='init'),
'm.xxx.com'=array('m'='wap', 'c'='index', 'a'='init'),
);
3、到phpcms...