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Http长连接200万尝试及调优 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...200万个,但我们设置最大文件描述符限制时,会遇到一些问题,我们在后面详细讲解。 2. 客户端的准备 由于我们需要构建大量的客户端,而我们知道,在一台系统上,连接到一个服务时的本地端口是有限的。由于端口是16位整...
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Can I get CONST's defined on a PHP class?

... are doing this a lot you may want to looking at caching the result. <?php class Profile { const LABEL_FIRST_NAME = "First Name"; const LABEL_LAST_NAME = "Last Name"; const LABEL_COMPANY_NAME = "Company"; } $refl = new ReflectionClass('Profile'); print_r($refl->getConstants()); ...
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Why check both isset() and !empty()

... @karim IMO empty is one of the most misunderstood functions in PHP. The tiny snippet about "no warning is generated" is very easy to overlook. I had to scan the documentation myself a few times to spot it to post it here. – deceze♦ Dec 30 '10 at 4...
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来自微软的一手内幕:Windows 10是怎么出炉的 - 创意 - 清泛网 - 专注C/C++及内核技术

...各种bug,他都非常耐心的在听,甚至还用邮件秒传了一个问题的解决方案给我。 他承认,干了这么多年的产品支持,自己对品质有一定偏执。很明显,他是发自内心地在乎。虽然许多人会开玩笑说,IT支持只不过是一个告诉...
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小心!创业者不可不知的互联网家装惊天伪命题 - 资讯 - 清泛网 - 专注C/C++...

...便能够实时监控到整个装修过程,对于家装过程中出现的问题,用户没有必要前往装修现场,便能够完成对整个装修过程的控制……改变正在悄然发生,虽然这些改变虽然有些机械,但是它们却正在真切地发生着。 而用户也从...
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Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]

... I want to open it up further to include all possible Windows/Apache/MySQL/PHP stacks. 5 Answers ...
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AngularJS HTTP post to PHP and undefined

...u are not changing your data value to pass an appropriate query string, so PHP is not populating $_POST as you expect. My suggestion would be to just use the default angularjs setting of application/json as header, read the raw input in PHP, and then deserialize the JSON. That can be achieved in P...
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What is the difference between is_a and instanceof?

... Update As of PHP 5.3.9, the functionality of is_a() has changed. The original answer below states that is_a() must accept an Object as the first argument, but PHP versions >= 5.3.9 now accept an optional third boolean argument $allow_s...
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What exactly are late static bindings in PHP?

What exactly are late static bindings in PHP? 8 Answers 8 ...
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Illegal string offset Warning PHP

I get a strange PHP error after updating my php version to 5.4.0-3. 16 Answers 16 ...