大约有 47,000 项符合查询结果（耗时：0.0759秒） [XML]
Find MongoDB records where array field is not empty
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answered Aug 5 '14 at 15:24
Chris'Chris'
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Split column at delimiter in data frame [duplicate]
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edited Aug 15 '11 at 19:10
answered Aug 15 '11 at 19:00
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Is there a way to 'uniq' by column?
... Carl SmotriczCarl Smotricz
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3
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Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
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158
The documentation for Range† says this:
Ranges constructed using .. run from the beginni...
Moment.js: Date between dates
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var startDate = new Date(2013, 1, 12)
, endDate = new Date(2013, 1, 15)
, date = new Date(2013, 2, 15)
, range = moment().range(startDate, endDate);
range.contains(date); // false
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How can I round up the time to the nearest X minutes?
Is there a simple function for rounding UP a DateTime to the nearest 15 minutes?
13 Answers
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How to diff a commit with its parent?
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Use:
git diff 15dc8^!
as described in the following fragment of git-rev-parse(1) manpage (or in modern git gitrevisions(7) manpage):
Two other shorthands for naming a set that is formed by a commit and its
parent commits exist. ...
How to use 'find' to search for files created on a specific date? [closed]
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edited Jul 28 '15 at 3:51
AbsoluteƵERØ
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Print all day-dates between two dates [duplicate]
...up with this:
from datetime import date, timedelta
sdate = date(2008, 8, 15) # start date
edate = date(2008, 9, 15) # end date
delta = edate - sdate # as timedelta
for i in range(delta.days + 1):
day = sdate + timedelta(days=i)
print(day)
The output:
2008-08-15
2008-08-16
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Finding all possible combinations of numbers to reach a given sum
...rtial + [n])
if __name__ == "__main__":
subset_sum([3,9,8,4,5,7,10],15)
#Outputs:
#sum([3, 8, 4])=15
#sum([3, 5, 7])=15
#sum([8, 7])=15
#sum([5, 10])=15
This type of algorithms are very well explained in the following Standford's Abstract Programming lecture - this vide...