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POST unchecked HTML checkboxes

...to put the hidden input first, per many the other answers. If you're using PHP, you can then do away with the javascript dependency, because only the last value gets used. – Ben Sep 13 '13 at 17:40 ...
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Get Image Height and Width as integer values?

I've tried to use the PHP function getimagesize , but I was unable to extract the image width and height as an integer value. ...
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Search text in fields in every table of a MySQL database

... If you have phpMyAdmin installed use its 'Search' feature. Select your DB Be sure you do have a DB selected (i.e. not a table, otherwise you'll get a completely different search dialog) Click 'Search' tab Choose the search term you wan...
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htaccess Access-Control-Allow-Origin

... from my experience; if it doesn't work from within php do this in .htaccess it worked for me <IfModule mod_headers.c> Header set Access-Control-Allow-Origin http://www.vknyvz.com Header set Access-Control-Allow-Credentials true </IfModule> credential...
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How to allow http content within an iframe on a https site

.... Images are hard to solve, but Ï found workaround here: http://foundationphp.com/tutorials/image_proxy.php share | improve this answer | follow | ...
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How to get all columns' names for all the tables in MySQL?

... <?php $table = 'orders'; $query = "SHOW COLUMNS FROM $table"; if($output = mysql_query($query)): $columns = array(); while($result = mysql_fetch_assoc($output)): $...
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How can I remove duplicate rows?

...erver LEFT JOIN is less efficient than NOT EXISTS sqlinthewild.co.za/index.php/2010/03/23/… The same site also compares NOT IN vs NOT EXISTS. sqlinthewild.co.za/index.php/2010/02/18/not-exists-vs-not-in Out of the 3 I think NOT EXISTS performs best. All three will generate a plan with a self join ...
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记一次MongoDB性能问题 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...等格式的源文件,不适合我的需求,所以我没用,而是用PHP写了一个脚本,平稳运行了一段时间后,我发现数据导入的速度下降了,同时PHP抛出异常: cursor timed out (timeout: 30000, time left: 0:0, status: 0) 我一时判断不出问题所在,...
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JavaScript implementation of Gzip [closed]

...ad> <body> <script> document.write(JXG.decompress('<?php echo base64_encode(gzencode("Try not. Do, or do not. There is no try.")); ?>')); </script> </html> I understand it is not what you wanted but I still reply here because I suspect it will hel...
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Getting DOM elements by classname

I'm using PHP DOM and I'm trying to get an element within a DOM node that have a given class name. What's the best way to get that sub-element? ...