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Simple way to calculate median with MySQL

...mple way of calculating the median. For now, I'm returning all the rows to PHP, doing a sort, and then picking the middle row, but surely there must be some simple way of doing it in a single MySQL query. ...
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Making git auto-commit

...at it needed to do a pull on the code. All that was needed to handle it in php was: <? $r = $_GET['r']; if (!empty($c)) { //use system instead of exec if you want the output to go back to the git client exec("cd /path/to/repo/parent/$r; sudo git reset --hard HEAD; sudo git pull;"); e...
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Best way to store a key=>value array in JavaScript?

...upation programmer height Object {feet: 6, inches: 1} In a language like php this would be considered a multidimensional array with key value pairs, or an array within an array. I'm assuming because you asked about how to loop through a key value array you would want to know how to get an object (...
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CRON job to run on the last day of the month

... 1st day of month indeed. Here's how the code will look like in PHP $date = new DateTime('2013-03-01'); $date->modify('-1 month'); $previousMonth = $date->format('Y-m'); // $previousMonth is now 2013-02. Build query to fetch products for the previous month. – L...
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Is it feasible to do (serious) web development in Lisp? [closed]

... stand-alone server. Various HTML generation solutions are available, from PHP-style templates to Lisp macro hacks to XSLT. Just take your pick. HTML-TEMPLATE is one example. Closure XML is available for XML parsing, serialization, XPath 1.0, XSLT 1.0. There is also Closure HTML for HTML tag soup ...
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Are single quotes allowed in HTML?

I am a big time user of using double quotes in PHP so that I can interpolate variables rather than concatenating strings. As a result, when I am generating HTML I often use single quotes for setting tag fields. For example: ...
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How to test if a string is JSON or not?

... a JSON string with useful data or an error message string produced by the PHP function mysql_error() . How can I test whether this data is a JSON string or the error message. ...
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How to run cron job every 2 hours

...into crontab : crontab -e write this into the file: 0 */2 * * * python/php/java yourfilepath Example :0 */2 * * * python ec2-user/home/demo.py and make sure you have keep one blank line after the last cron job in your crontab file ...
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How to get the value from the GET parameters?

...alue'; Update: This works better: var url = "http://www.example.com/index.php?myParam=384&login=admin"; // or window.location.href for current url var captured = /myParam=([^&]+)/.exec(url)[1]; // Value is in [1] ('384' in our case) var result = captured ? captured : 'myDefaultValue'; And ...
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How to improve Netbeans performance?

...xe" --jdkhome "C:\Program Files\Java\jdk1.6.0_10" -J-Dorg.netbeans.modules.php.dbgp.level=400 -J-Xmx1024m -J-Xms256m Since I add that attribute, my NetBeans run so fast! Another way to try More Reference Here In the etc directory under your Netbeans-Home, edit the file netbeans.conf file. -Xms a...