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What are the advantages of NumPy over regular Python lists?
...onvolutions, fast searching, basic statistics, linear algebra, histograms, etc. And really, who can live without FFTs?
Speed: Here's a test on doing a sum over a list and a NumPy array, showing that the sum on the NumPy array is 10x faster (in this test -- mileage may vary).
from numpy import aran...
UIButton Long Press Event
...the extra info provided by the gesture recognizer (e.g. location of touch, etc.)
You can add more intermediate events if needed see them all here https://developer.apple.com/documentation/uikit/uicontrolevents?language=objc.
In Storyboard:
Connect your button to the 3 events, not just the default ...
What exactly does git's “rebase --preserve-merges” do (and why?)
... the scenes, it shares code with "interactive rebase".)
But here I will sketch what I think is the essence of it. In order to reduce the number of things to think about, I have taken a few liberties. (e.g. I don't try to capture with 100% accuracy the precise order in which computations take place,...
mysql error 1364 Field doesn't have a default values
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I removed STRICT_TRANS_TABLES from /etc/my.cnf -- in the line starting with sql_mode -- and restarted mysql service and issue went away.
– Mike Volmar
Jan 28 '19 at 13:42
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Use gulp to select and move directories and their files
...arches recursively throughout all subfolders, and subfolders' subfolders', etc.
Filename.extension asterisks (.../*.*) finds files of all names, and all extensions. So I think this part deserves the most emphasis!
The accepted answer changes something else; it adds a prefix of ./ to each path argum...
List comprehension vs map
...of_objects). Some other ones... operator.attrgetter, operator.itemgetter, etc.
– Gregg Lind
Aug 8 '09 at 16:06
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What's the difference between REST & RESTful
...t follow the REST architecture and are basically REST-like, REST-wannabies etc. So always pay attention that a "RESTful service" is not necessarily built using REST architecture, but true as Justin Ethier wrote: exploits the existing technology and protocols of the Web.
– Azder...
Should I declare Jackson's ObjectMapper as a static field?
...ig into here), since they are "fully resolved" (super-type, generic typing etc).
– StaxMan
Jun 2 '17 at 18:38
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How do you round to 1 decimal place in Javascript?
...d(12345.6789) // 12346
... and can be used to round to nearest 10 or 100 etc...
round(12345.6789, -1) // 12350
round(12345.6789, -2) // 12300
... and correct handling of negative numbers ...
round(-123.45, 1) // -123.4
round(123.45, 1) // 123.5
... and can be combined with toFixed to format ...
What are the best JVM settings for Eclipse? [closed]
... where they can fixup - add trust, configure security policy more loosely, etc. This is called 'safe staging'.
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