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Format bytes to kilobytes, megabytes, gigabytes
... return round($bytes, $precision) . ' ' . $units[$pow];
}
(Taken from php.net, there are many other examples there, but I like this one best :-)
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How to automatically reload a page after a given period of inactivity
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Hero! This is perfect thanks. I have my PHP sessions set to expire after an hour, and this is set to refresh a little over an hour. I think this should accomplish the logout after inactivity functionality i'm after.
– Tspesh
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How do I get an ISO 8601 date on iOS?
...get the ISO 8601 date string (for example, 2004-02-12T15:19:21+00:00 ) in PHP via date('c') , but how does one get it in Objective-C (iPhone)? Is there a similarly short way to do it?
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Change text from “Submit” on input tag
...Bnt" type="submit" value="like"/>
name is useful when using $_POST in php and also in javascript as document.getElementByName('submitBnt').
Also you can use name as a CS selector like input[name="submitBnt"];
Hope this helps
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Asynchronously load images with jQuery
...d a REST image service. If you have your own webservice, you can add a JSP/PHP REST script that offers images in Base64 encoding. Now how is that useful? I came across a cool new syntax for image encoding:
<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhE..."/>
So you can load the Image...
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 write a cron that will run a script every day at midnight?
...ub application records
00 23 * * * someuser /opt/myapp/bin/scrubrecords.php
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HTML5 Pre-resize images before uploading
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How do you handle the PHP part of it after you add it to the FormData()? You wouldn't be looking for $_FILES['name']['tmp_name'][$i], for example? I'm trying if(isset($_POST['image']))... but the dataurl not there.
– denikov
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Javascript: formatting a rounded number to N decimals
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PHP-Like rounding Method
The code below can be used to add your own version of Math.round to your own namespace which takes a precision parameter. Unlike Decimal rounding in the example above, this performs no conversion to ...
Java String array: is there a size of method?
I come from a php background and in php, there is an array_size() function which tells you how many elements in the array are used.
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