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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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What are the best practices for catching and re-throwing exceptions?

...t to decide how the failure should be handled at the top level. In earlier PHP versions this would be implemented as $connect = new CONNECT($db, $user, $password, $driver, $host); try { $connect->insertSomeRecord(); } catch (Exception $e) { $connect->disconnect(); // we don't want to ...
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android fragment- How to save states of views in a fragment when another fragment is pushed on top o

...tate.getInt("curChoice", 0); } } I'm a beginner in Fragments but it seems like solution of your problem ;) OnActivityCreated is invoked after fragment returns from back stack. share | improve ...
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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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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 do I create a SHA1 hash in ruby?

...uld use Digest::SHA2.hexdigest now as it is more secure and has not (yet) been found to have any collisions. – Joshua Pinter Sep 18 at 15:22 add a comment  |...
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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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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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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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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 ...