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Peak detection in a 2D array
...s value is the neighborhood maximum, 0 otherwise)
"""
# define an 8-connected neighborhood
neighborhood = generate_binary_structure(2,2)
#apply the local maximum filter; all pixel of maximal value
#in their neighborhood are set to 1
local_max = maximum_filter(image, footpr...
Does SQLAlchemy have an equivalent of Django's get_or_create?
...read-safe.
– Wolph
May 23 '11 at 1:18
5
@WolpH it can be another process trying to create the sam...
How can I get the timezone name in JavaScript?
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8 Answers
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How do I get the path to the current script with Node.js?
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edited Oct 24 '18 at 15:40
doom
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answer...
What browsers support HTML5 WebSocket API?
...oadable Silverlight extension
HyBi-10:
Chrome 14.0 + 15.0
Firefox 7.0 + 8.0 + 9.0 + 10.0 - prefixed: MozWebSocket
IE 10 (from Windows 8 developer preview)
HyBi-17/RFC 6455
Chrome 16
Firefox 11
Opera 12.10 / Opera Mobile 12.1
Any browser with Flash can support WebSocket using the web-socket-...
What are the differences between concepts and template constraints?
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edited Dec 28 '13 at 13:41
community wiki
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PHP array_filter with arguments
...return $i < $this->num;
}
}
Usage (demo):
$arr = array(7, 8, 9, 10, 11, 12, 13);
$matches = array_filter($arr, array(new LowerThanFilter(12), 'isLower'));
print_r($matches);
As a sidenote, you can now replace LowerThanFilter with a more generic NumericComparisonFilter with metho...
How does java do modulus calculations with negative numbers?
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edited Dec 9 '10 at 23:18
answered Dec 9 '10 at 22:00
Mar...
How to count the frequency of the elements in an unordered list?
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jdhao
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answered Jan 29 '10 at 12:18
Nadia AlramliNadia Alramli
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ios app maximum memory budget
...stant memory splashes (e.g. you're using 40 Mb of RAM, and then allocating 80 Mb's more for some short computation). In this case iOS would kill your application immediately.
You should also consider lazy loading of assets (load them only when you really need and not beforehand).
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