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How to pull a random record using Django's ORM?
... self.aggregate(count=Count('id'))['count']
random_index = randint(0, count - 1)
return self.all()[random_index]
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UIButton Image + Text IOS
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edited Aug 10 '12 at 13:26
answered Aug 7 '12 at 13:45
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Detect a finger swipe through JavaScript on the iPhone and Android
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function handleTouchStart(evt) {
const firstTouch = getTouches(evt)[0];
xDown = firstTouch.clientX;
yDown = firstTouch.clientY;
}; ...
Get specific line from text file using just shell script
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correct way to use super (argument passing)
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107
Sometimes two classes may have some parameter names in common. In that case, you can't pop the ...
How to check if click event is already bound - JQuery
...ts'), an internal data structure, which is undocumented and therefore not 100% guaranteed to remain stable. This shouldn't, however, be a problem, and the relevant line of the plugin code above can be changed to the following:
var data = jQuery._data(this[0], 'events')[type];
jQuery events are...
Placement of the ng-app directive (html vs body)
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Haralan DobrevHaralan Dobrev
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What are WSGI and CGI in plain English?
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60
WSGI runs the Python interpreter on web server start, either as part of the web server process (...
Why there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT clause?
... has been lifted in recent versions of MySQL:
Changes in MySQL 5.6.5 (2012-04-10, Milestone 8)
Previously, at most one TIMESTAMP column per table could be
automatically initialized or updated to the current date and time.
This restriction has been lifted. Any TIMESTAMP column definitio...
What is the difference between jQuery's mouseout() and mouseleave()?
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101
The mouseleave event differs from mouseout in the way it handles event bubbling. If mouseout...