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Can an Option in a Select tag carry multiple values?

... I was actually wondering this today, and I achieved it by using the php explode function, like this: HTML Form (in a file I named 'doublevalue.php': <form name="car_form" method="post" action="doublevalue_action.php"> ...
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Check whether an array is empty [duplicate]

...pty($errors)) { } array_filter() function's default behavior will remove all values from array which are equal to null, 0, '' or false. Otherwise in your particular case empty() construct will always return true if there is at least one element even with "empty" value. ...
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How do I execute a string containing Python code in Python?

...ntered code. You should always look at alternatives first, such as higher order functions, to see if these can better meet your needs. share | improve this answer | follow ...
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Checking if array is multidimensional or not?

...will recursively count the array. This is particularly useful for counting all the elements of a multidimensional array. count() does not detect infinite recursion. However this method does not detect array(array()). share...
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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...
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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...
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How to deny access to a file in .htaccess

...ding ones from the parent). So you can have: <Files "log.txt"> Order Allow,Deny Deny from all </Files> For Apache 2.4+, you'd use: <Files "log.txt"> Require all denied </Files> In an htaccess file in your inscription directory. Or you can use mod_rewrite to s...
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ZeroMQ的学习和研究(PHP代码实例) - C/C++ - 清泛网 - 专注C/C++及内核技术

...型,分别是“Request-Reply “,”Publisher-Subscriber“,”Parallel Pipeline”,我们从这三种模式一窥 ZMQ 的究竟 ZMQ 的 hello world! 由 Client 发起请求,并等待 Server 回应请求。请求端发送一个简单的 hello,服务端则回应一个 world。请求端...
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What's the difference between utf8_general_ci and utf8_unicode_ci?

...; not everybody sorts their characters in what we would call 'alphabetical order'. As far as Latin (ie "European") languages go, there is not much difference between the Unicode sorting and the simplified utf8mb4_general_ci sorting in MySQL, but there are still a few differences: For examples, the ...
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how to get GET and POST variables with JQuery?

... There's a plugin for jQuery to get GET params called .getUrlParams For POST the only solution is echoing the POST into a javascript variable using PHP, like Moran suggested. share | ...