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How to export collection to CSV in MongoDB?
...is bug in the MongoDB issue tracker https://jira.mongodb.org/browse/SERVER-4224 you MUST provide the fields when exporting to a csv. The docs are not clear on it. That is the reason for the error.
Try this:
mongoexport --host localhost --db dbname --collection name --csv --out text.csv --fields fi...
How can I get the count of milliseconds since midnight for the current?
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edited Aug 2 '12 at 20:48
answered Aug 2 '12 at 20:27
Pe...
Converting a Uniform Distribution to a Normal Distribution
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47
The Ziggurat algorithm is pretty efficient for this, although the Box-Muller transform is easie...
Regex lookahead, lookbehind and atomic groups
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904
Examples
Given the string foobarbarfoo:
bar(?=bar) finds the 1st bar ("bar" which has "bar...
[] and {} vs list() and dict(), which is better?
...icts:
>>> from timeit import timeit
>>> timeit("[]")
0.040084982867934334
>>> timeit("list()")
0.17704233359267718
>>> timeit("{}")
0.033620194745424214
>>> timeit("dict()")
0.1821558326547077
and for non-empty:
>>> timeit("[1,2,3]")
0.243163...
In-Place Radix Sort
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dsimchadsimcha
62.9k4242 gold badges190190 silver badges316316 bronze badges
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Python integer incrementing with ++ [duplicate]
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1454
Python doesn't support ++, but you can do:
number += 1
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What is the difference between UTF-8 and ISO-8859-1?
...sources
– Rohan Bhale
Mar 20 at 12:24
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Why is “int i = 2147483647 + 1;” OK, but “byte b = 127 + 1;” is not compilable?
Why is int i = 2147483647 + 1; OK, but byte b = 127 + 1; is not compilable?
4 Answers
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How to list all installed packages and their versions in Python?
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edited Jul 9 '14 at 19:28
answered Oct 17 '12 at 17:31
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