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For i = 0, why is (i += i++) equal to 0?
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edited Nov 28 '12 at 9:38
answered Nov 22 '12 at 16:25
O...
Filter dict to contain only certain keys?
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edited Jan 15 '13 at 21:16
Community♦
111 silver badge
answered Aug 6 '10 at 0:22
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What is the optimal Jewish toenail cutting algorithm?
...mport ifilter, permutations
validseqs = ifilter(isValid, permutations([1,2,3,4,5]))
for i in validseqs:
print i
(1, 3, 5, 2, 4)
(1, 4, 2, 5, 3)
(2, 4, 1, 3, 5)
(2, 4, 1, 5, 3)
(2, 5, 3, 1, 4)
(3, 1, 4, 2, 5)
(3, 1, 5, 2, 4)
(3, 5, 1, 4, 2)
(3, 5, 2, 4, 1)
(4, 1, 3, 5, 2)
(4, 2, 5, 1, 3)
(4, 2, ...
Adding a y-axis label to secondary y-axis in matplotlib
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3 Answers
3
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Creating java date object from year,month,day
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answered May 11 '13 at 16:19
JB NizetJB Nizet
613k7878 gold badges10641064 silver badges11381138 bronze badges
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Ruby: What is the easiest way to remove the first element from an array?
...ther answer.
– Jay
Oct 15 '15 at 21:37
add a comment
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What's a redirect URI? how does it apply to iOS app for OAuth2.0?
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edited Apr 8 '16 at 15:43
Halalbin
951010 bronze badges
answered Nov 9 '12 at 13:28
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How to simulate a click by using x,y coordinates in JavaScript?
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edited Sep 6 '15 at 13:18
answered Jul 18 '10 at 21:56
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The way to check a HDFS directory's size?
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Prior to 0.20.203, and officially deprecated in 2.6.0:
hadoop fs -dus [directory]
Since 0.20.203 (dead link) 1.0.4 and still compatible through 2.6.0:
hdfs dfs -du [-s] [-h] URI [URI …]
You can also run hadoop fs -help for more info ...