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++someVariable vs. someVariable++ in JavaScript
...swer. ;-)
– Chris
Aug 12 '10 at 16:34
2
What would this look like if you used + 1 instead of ++? ...
How to remove gaps between subplots in matplotlib?
...yplot as plt
import matplotlib.gridspec as gridspec
plt.figure(figsize = (4,4))
gs1 = gridspec.GridSpec(4, 4)
gs1.update(wspace=0.025, hspace=0.05) # set the spacing between axes.
for i in range(16):
# i = i + 1 # grid spec indexes from 0
ax1 = plt.subplot(gs1[i])
plt.axis('on')
ax...
Transpose list of lists
...
How about
map(list, zip(*l))
--> [[1, 4, 7], [2, 5, 8], [3, 6, 9]]
For python 3.x users can use
list(map(list, zip(*l)))
Explanation:
There are two things we need to know to understand what's going on:
The signature of zip: zip(*iterables) This means zip ...
Performance of foreach, array_map with lambda and array_map with static function
... 1M numbers across a dozen attempts:
Foreach: 0.7 sec
Map on closure: 3.4 sec
Map on function name: 1.2 sec.
Supposing the lackluster speed of the map on closure was caused by the closure possibly being evaluated each time, I also tested like this:
function useMapClosure($numbers) {
$closu...
Remove all occurrences of a value from a list?
...
524
Functional approach:
Python 3.x
>>> x = [1,2,3,2,2,2,3,4]
>>> list(filter((2...
mysql :: insert into table, data from another table?
...
406
INSERT INTO action_2_members (campaign_id, mobile, vote, vote_date)
SELECT campaign_id, from...
Is a Python list guaranteed to have its elements stay in the order they are inserted in?
...
492
Yes, the order of elements in a python list is persistent.
...
Are default enum values in C the same for all compilers?
...
4 Answers
4
Active
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Why modelVersion of pom.xml is necessary and always set to 4.0.0?
...'s <modelVersion></modelVersion> of pom.xml is always set to 4.0.0.
4 Answers
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