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Calculate difference between two dates (number of days)?

... in DateTime format? Because I need each date to modify a certain field in tables :) Edit: Got it and posted it as answer below. Thanks – sys_debug Oct 30 '11 at 4:16 ...
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A CSS selector to get last visible div

... I think jQuery is acceptable to the OP. That was the accepted solution, after all. – Surreal Dreams Oct 11 '13 at 15:59 8 ...
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Error Code: 2013. Lost connection to MySQL server during query

...tion to MySQL server during query error when I tried to add an index to a table using MySQL Workbench. I noticed also that it appears whenever I run long query. ...
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CSS text-overflow: ellipsis; not working?

... For a table cell the display: block; will break it so you need to use max-width: 100px;. Note that width will not work. No idea why not. – AJP Aug 20 at 9:54 ...
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Heroku deployment error H10 (App crashed)

... For me the issue was that I created a Model/Table called Mail. This worked fine on local, but caused a Job conflict on Heroku since it thought I was trying to use ActionMailer for this model. Running the heroku console gave me the verbose error that allowed me to pinpo...
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Export to CSV via PHP

... // return you own sql $sql = "SELECT id, date, params, value FROM sometable ORDER BY date;"; return $sql; } function getExportData() { $values = array(); $sql = $this->getSql(); if (strlen($sql) > 0) { $result = dbquery($sql); // opens the database and execut...
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Remove a symlink to a directory

...rs to the process of unlinking/removing a file from the file system's file table so that the contents become detached from any reference to them - they are unlinked. It's a confusing name that's downright misleading when applied to links and symlinks in particular. unlink will work with symlinks bec...
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Array to Hash Ruby

... On big data tables you can use Hash[a.each_slice(2).to_a]. – Hauleth Jul 22 '13 at 22:42 4 ...
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Set selected index of an Android RadioGroup

...id (such as R.id.radioButton1), and reduces the need to implement a lookup table to convert index to view id. – Siavash Feb 17 '15 at 3:51 add a comment  | ...
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How can I scroll to a specific location on the page using jquery?

...a particular div id i.e, 'idVal' in this case. If you have subsequent divs/tables that will open up in this page via ajax, then you can assign unique divs and call the script to scroll to the particular location for each contents of divs. Hope this will be useful. ...