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form with no action and where enter does not reload page
...t an action attribute is not a form, according to standards - and will actually cause a page reload in some browsers.. I've found that action="javascript:void(0);" works well.
– Dutchie432
Oct 17 '11 at 20:14
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Simple way to calculate median with MySQL
...ime finding a simple 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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Is there a JSON equivalent of XQuery/XPath?
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Yup, it's called JSONPath. The source is now on GitHub.
It's also integrated into DOJO.
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MySQL error 2006: mysql server has gone away
...termittent then its better to release your connection so you don't used up all the connections. Rebuilding the connection is generally cheap. +1
– Yzmir Ramirez
Nov 3 '11 at 0:48
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How can I convert a comma-separated string to an array?
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Best practice for support all types of strings. See here stackoverflow.com/a/32657055/2632619
– Andi AR
Sep 18 '15 at 16:46
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Count the number of occurrences of a string in a VARCHAR field?
...rough text that also has words with capitalized letters (like German where all nouns are written with capitalized letter). The REPLACE only replaces exact matches. To consider all words you need to change the replace above to: LENGTH( REPLACE ( LOWER(description), "value", "") ) and make sure that "...
Is there a way to get the XPath in Google Chrome?
... article doesn't mention copy($0), which copies to the clipboard. (Incidentally, I just discovered $x, and found this thread, because I was trying to use that variable for something else in the console.)
– Nathan Long
Jul 5 '12 at 17:35
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jQuery validation: change default error message
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You can specify your own messages in the validate call. Lifting and abbreviating this code from the Remember the Milk signup form used in the Validation plugin documentation (http://jquery.bassistance.de/validate/demo/milk/), you can easily specify your own messages:
var va...
HTML if image is not found
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Seems works in all major browsers. Just swap default and original. So that object renders original image and img default one
– Evgeny
Dec 16 '14 at 10:28
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How to redirect and append both stdout and stderr to a file with Bash?
...'send errors to output, append output to this file'. Note while Linux generally has a current version of bash, OS X, at the time of writing, still requires bash 4 to manually installed via homebrew etc.
– mikemaccana
May 20 '13 at 9:30
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