大约有 40,000 项符合查询结果(耗时:0.0246秒) [XML]

https://stackoverflow.com/ques... 

PHP Fatal error: Cannot redeclare class

...x situation). The include_once tip helps to clarify an obscure feature of PHP. – DavidHyogo Mar 20 '13 at 2:12 2 ...
https://stackoverflow.com/ques... 

PHP YAML Parsers [closed]

Does anyone know of a good YAML Parser for PHP? If so, what are the pros and cons of this library? 8 Answers ...
https://stackoverflow.com/ques... 

Run PHP Task Asynchronously

I work on a somewhat large web application, and the backend is mostly in PHP. There are several places in the code where I need to complete some task, but I don't want to make the user wait for the result. For example, when creating a new account, I need to send them a welcome email. But when they h...
https://www.tsingfun.com/it/tech/1631.html 

Building an MFC project for a non-Unicode character set is deprecated ...

... project for a non-Unicode character set is deprecatedVS2013多字节工程问题使用VS2013编译旧版VC++程序时,提示Building an MFC project for a non-Unicode character set is depreca...VS2013多字节工程问题 使用VS2013编译旧版VC++程序时,提示Building an MFC project for a...
https://stackoverflow.com/ques... 

What are the best practices for catching and re-throwing exceptions?

...t to decide how the failure should be handled at the top level. In earlier PHP versions this would be implemented as $connect = new CONNECT($db, $user, $password, $driver, $host); try { $connect->insertSomeRecord(); } catch (Exception $e) { $connect->disconnect(); // we don't want to ...
https://stackoverflow.com/ques... 

How do you remove an array element in a foreach loop?

... use($found_tag){ return $e != $found_tag['name']; }); As the php documentation reads: As foreach relies on the internal array pointer in PHP 5, changing it within the loop may lead to unexpected behavior. In PHP 7, foreach does not use the internal array pointer. ...
https://www.tsingfun.com/it/os_kernel/2261.html 

BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...于事件驱动思想来完成的,其主要想解决的是BIO的大并发问题: 在使用同步I/O的网络应用中,如果要同时处理多个客户端请求,或是在客户端要同时和多个服务器进行通讯,就必须使用多线程来处理。也就是说,将每一个客户...
https://stackoverflow.com/ques... 

Best way to create an empty object in JSON with PHP?

...ght therefor say that your code is valid and that it's the method to use. PHP: Objects - Manual If a value of any other type is converted to an object, a new instance of the stdClass built-in class is created. If the value was NULL, the new instance will be empty. .. but, try to keep it safe! Tho...
https://stackoverflow.com/ques... 

Null vs. False vs. 0 in PHP

...other good "nothing" entities. What is the difference, specifically in PHP? Does it have something to do with === ? 1...
https://stackoverflow.com/ques... 

Call to undefined function curl_init().? [duplicate]

... If you're on Windows: Go to your php.ini file and remove the ; mark from the beginning of the following line: ;extension=php_curl.dll After you have saved the file you must restart your HTTP server software (e.g. Apache) before this can take effect. Fo...