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How to sort objects by multiple keys in Python?
...ns):
from operator import itemgetter
comparers = [((itemgetter(col[1:].strip()), -1) if col.startswith('-') else
(itemgetter(col.strip()), 1)) for col in columns]
def comparer(left, right):
for fn, mult in comparers:
result = cmp(fn(left), fn(right))...
How to check if PHP array is associative or sequential?
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delete map[key] in go?
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Strangely enough,
package main
func main () {
var sessions = map[string] chan int{};
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Reference list item by index within Django template?
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It looks like {{ data.0 }}. See Variables and lookups.
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setting y-axis limit in matplotlib
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answered Aug 21 '14 at 8:43
HimaHima
8,18222 gold badges1818 silver badges2929 bronze badges
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Most efficient way to reverse a numpy array
... something like this:
arr = np.array(some_sequence)
reversed_arr = arr[::-1]
do_something(arr)
look_at(reversed_arr)
do_something_else(arr)
look_at(reversed_arr)
I'm not a numpy expert, but this seems like it would be the fastest way to do things in numpy. If this is what you are already doing,...
Submitting a multidimensional array via POST with php
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On submitting, you would get an array as if created like this:
$_POST['topdiameter'] = array(...
Android : Check whether the phone is dual SIM
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Update 23 March'15 :
Official multiple SIM API is available now from Android 5.1 onwards ...