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Store query result in a variable using in PL/pgSQL
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answered Sep 8 '12 at 5:29
mu is too shortmu is too short
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Filtering a list based on a list of booleans
...i for (i, v) in zip(list_a, fil) if v] #winner
100000 loops, best of 3: 1.98 us per loop
>>> list_a = [1, 2, 4, 6]*100
>>> fil = [True, False, True, False]*100
>>> %timeit list(compress(list_a, fil)) #winner
10000 loops, best of 3: 24.3 us per loop
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WCF ServiceHost access rights
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answered May 20 '09 at 1:20
JoshuaJoshua
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How do I find the current executable filename? [duplicate]
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edited Sep 21 '09 at 7:20
Adam Pierce
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How to create major and minor gridlines with different linestyles in Python
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Actually, it is as simple as setting major and minor separately:
In [9]: plot([23, 456, 676, 89, 906, 34, 2345])
Out[9]: [<matplotlib.lines.Line2D at 0x6112f90>]
In [10]: yscale('log')
In [11]: grid(b=True, which='major', color='b', linestyle='-')
In [12]: grid(b=True, which='minor', ...
python numpy ValueError: operands could not be broadcast together with shapes
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94
dot is matrix multiplication, but * does something else.
We have two arrays:
X, shape (97,2)...
How to change the map center in Leaflet.js
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For example:
map.panTo(new L.LatLng(40.737, -73.923));
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How to use RSpec's should_raise with any kind of exception?
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edited Jan 6 '13 at 6:59
Community♦
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answered Nov 12 '09 at 15:04
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How to import existing *.sql files in PostgreSQL 8.4?
...in PostgreSQL).
– Bolo
Aug 3 '10 at 9:12
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@moon I suggest that you split your problem into three...
How to specify font attributes for all elements on an html web page?
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Per Quested Aronsson
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answered Oct 15 '10 at 19:07
Chris CoxChris Cox
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