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What does $1 [QSA,L] mean in my .htaccess file?

...)$ (matches any URL except the server root), it will be rewritten as index.php?url=$1 which means a request for ollewill be rewritten as index.php?url=olle). QSA means that if there's a query string passed with the original URL, it will be appended to the rewrite (olle?p=1 will be rewritten as inde...
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Why would json_encode return an empty string

I have a simple php structure with 3 nested arrays. 13 Answers 13 ...
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What is the cleanest way to get the progress of JQuery ajax request?

... http://www.htmlgoodies.com/beyond/php/show-progress-report-for-long-running-php-scripts.html I was searching for a similar solution and found this one use full. var es; function startTask() { es = new EventSource('yourphpfile.php'); //a message is rec...
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How can I detect if the user is on localhost in PHP?

...y web application is on the server it resides on? If I remember correctly, PHPMyAdmin does something like this for security reasons. ...
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How to access route, post, get etc. parameters in Zend Framework 2

... way to get a posted json string, for example, is to read the contents of 'php://input' and then decode it. For example i had a simple Zend route: 'save-json' => array( 'type' => 'Zend\Mvc\Router\Http\Segment', 'options' => array( 'route' => '/save-json/',...
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How to avoid isset() and empty()

... information in a somewhat better structured form: The Definitive Guide To PHP's isset And empty IMHO you should think about not just making the app "E_NOTICE compatible", but restructuring the whole thing. Having hundreds of points in your code that regularly try to use non-existent variables so...
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How to set input type date's default value to today?

... The following code works well: <input type="date" value="<?php echo date('Y-m-d'); ?>" /> Note that this relies on PHP. share | improve this answer | ...
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appending array to FormData and send via AJAX

... You have several options: Convert it to a JSON string, then parse it in PHP (recommended) JS var json_arr = JSON.stringify(arr); PHP $arr = json_decode($_POST['arr']); Or use @Curios's method Sending an array via FormData. Not recommended: Serialize the data with, then deserialize in PHP JS /...
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how to bypass Access-Control-Allow-Origin?

...ase). My ajax script is working , it can send the data over to my server's php script to allow it to process. However it cannot get the processed data back as it is blocked by "Access-Control-Allow-Origin" ...
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Can linux cat command be used for writing text to file?

...text file: cat > output.txt <<EOF some text some lines EOF For PHP file: cat > test.php <<PHP <?php echo "Test"; echo \$var; ?> PHP share | improve this answer ...