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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...
Why does PHP 5.2+ disallow abstract static class methods?
...2, I saw a load of strict standards warnings from a project that was originally written without strict warnings:
8 Answers
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How can I check if a URL exists via PHP?
...side.
Waiting for a response might take time and block code execution.
Not all headers returned by get_headers() are well formed.
Use curl (if you can).
Prevent fetching the entire body/content, but only request the headers.
Consider redirecting urls:
Do you want the first code returned?
Or follow a...
构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...定的局部性的特征，利用局部性的原理将海量数据计算的问题分而治之。
MR模型是无共享的架构，数据集分布至各个节点。处理时，每个节点就近读取本地存储的数据处理(map)，将处理后的数据进行合并(combine)、排序(shuffle and so...
MongoDB sort排序、index索引教程 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...据如下：
{ "_id" : ObjectId("56066542ade2f21f36b0313a"), "title" : "PHP 教程", "description" : "PHP 是一种创建动态交互性站点的强有力的服务器端脚本语言。", "by" : "菜鸟教程", "url" : "https://www.tsingfun.com", "tags" : [ "php" ], "likes" : 200 }
{ "_id" : Obje...
Setting environment variables for accessing in PHP when using Apache
I have a Linux environment and I have a PHP Web Application that conditionally runs based on environment variables using getenv in PHP. I need to know how these environment variables need to be set for the application to work correctly. I am not sure how to set this up on Apache.
...
Passing $_POST values with cURL
...
Should work fine.
$data = array('name' => 'Ross', 'php_master' => true);
// You can POST a file by prefixing with an @ (for <input type="file"> fields)
$data['file'] = '@/home/user/world.jpg';
$handle = curl_init($url);
curl_setopt($handle, CURLOPT_POST, true);
cur...
How to pass an array within a query string?
...s[]" value="Mercedes">
NOTE: Using field[] for multiple values is really poorly documented. I don't see any mention of it in the section on multi-valued keys in Query string - Wikipedia, or in the W3C docs dealing with multi-select inputs.
UPDATE
As commenters have pointed out, this is ve...
Send attachments with PHP Mail()?
...
I agree with @MihaiIorga in the comments – use the PHPMailer script. You sound like you're rejecting it because you want the easier option. Trust me, PHPMailer is the easier option by a very large margin compared to trying to do it yourself with PHP's built-in mail() function...
PHP file_get_contents() and setting request headers
...
Actually, upon further reading on the file_get_contents() function:
// Create a stream
$opts = [
"http" => [
"method" => "GET",
"header" => "Accept-language: en\r\n" .
"Cookie: foo=bar\r\...