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Detect when browser receives file download

...expireCookie( "downloadToken" ); attempts = 30; } Example server code (PHP): $TOKEN = "downloadToken"; // Sets a cookie so that when the download begins the browser can // unblock the submit button (thus helping to prevent multiple clicks). // The false parameter allows the cookie to be expose...
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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>"; ...
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从一个开发的角度看负载均衡和LVS - 更多技术 - 清泛网 - 专注C/C++及内核技术

...允许的情况下我们会采用软负载,软负载解决的两个核心问题是:选谁、转发,其中最著名的是LVS(Linux Virtual Server)。 三、软负载——LVS LVS是四层负载均衡,也就是说建立在OSI模型的第四层——传输层之上,传输层上有...
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为什么我们程序员写不出好代码? - 杂谈 - 清泛网 - 专注C/C++及内核技术

...提交的仓库里。如果代码行数都计算在内的话,原本一个问题只需10行代码即可解决,程序员有可能编写5000行代码,来让功能更加灵活和兼容,这样,他的代码总量就会增加5000行了。 衡量生产力反而会使代码变的更糟,让项目...
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Multiple inputs with same name through POST in php

... to get multiple inputs of the same name to post and then access them from PHP? The idea is this: I have a form that allows the entry of an indefinite number of physical addresses along with other information. If I simply gave each of those fields the same name across several entries and submitted...
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Serializing PHP object to JSON

So I was wandering around php.net for information about serializing PHP objects to JSON, when I stumbled across the new JsonSerializable Interface . It's only PHP >= 5.4 though, and I'm running in a 5.3.x environment. ...
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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?

... PHP 7 standard library provides the random_bytes($length) function that generate cryptographically secure pseudo-random bytes. Example: $bytes = random_bytes(20); var_dump(bin2hex($bytes)); The above example will output some...
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Is it a good practice to use an empty URL for a HTML form's action attribute? (action=“”)

...houldn't be a problem isn't it? At least I usually use the $_POST array in PHP only when processing forms. – Calmarius Mar 20 '15 at 18:45 ...
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Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...佳资源利用率,贴在我们多线程 Java 编程论坛上最常见的问题之一是“怎样创建线程池?”。几乎在每个服务器应用程序中都会出现线程池和工作队列问题。本文中,Brian Goetz 探讨了线程池的动机、一些基本实现和调优技术以及...
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Differences between Perl and PHP [closed]

I'm planning to learn Perl 5 and as I have only used PHP until now, I wanted to know a bit about how the languages differ from each other. ...