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Counting the number of True Booleans in a Python List
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>>> sum_it(a)
Sum it = 0.0035257339477539062
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>>> sum_it(a)
Sum it = 0.003350496292114258
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>>> sum_it(a)
Sum it = 0.003744363784790039
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And as you can see, count is 3 times faster than sum. So I would suggest to use count as I did ...
How does Tortoise's non recursive commit work?
...d. Here's a valid one from the Internet Archive web.archive.org/web/20150306224932/http://…
– buzz3791
Sep 21 '17 at 17:06
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Cleanest way to build an SQL string in Java
...ct objects.
– Esko
Dec 16 '08 at 11:06
Not quite. You can use any SqlParameterSource with Named JDBC Parameters. It su...
How to implement the --verbose or -v option into a script?
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answered May 12 '11 at 15:06
Lee-ManLee-Man
34811 silver badge88 bronze badges
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implements Closeable or implements AutoCloseable
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Tomasz NurkiewiczTomasz Nurkiewicz
301k6060 gold badges648648 silver badges639639 bronze badges
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Converting RGB to grayscale/intensity
...ut[index] = (r >>2)+ (g>>1) + (b>>2); //This runs in 0.00065s on my pc and produces slightly darker results
//I_Out[index]=((unsigned int)(r+g+b))/3; //This runs in 0.0011s on my pc and produces a pure average
}
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Truncating all tables in a Postgres database
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answered May 13 '10 at 18:06
FrustratedWithFormsDesignerFrustratedWithFormsDesigner
24.6k3030 gold badges125125 silver badges182182 bronze badges
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How to manually include external aar package using new Gradle Android Build System
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– Kirill Karmazin
Jun 23 '17 at 12:06
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Please update you answer: WARNING: Configuration 'compil...
How can I determine installed SQL Server instances and their versions?
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answered Feb 27 '12 at 12:06
Mohammed Ifteqar AhmedMohammed Ifteqar Ahmed
48144 silver badges22 bronze badges
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How to keep keys/values in same order as declared?
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– Ruud Althuizen
Sep 12 '18 at 11:06
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