大约有 13,112 项符合查询结果（耗时：0.0227秒） [XML]
Passing a single item as IEnumerable
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101
Your helper method is the cleanest way to do it, IMO. If you pass in a list or an array, then a...
How to indent a few lines in Markdown markup?
...aracter.
– vaughan
Apr 13 '13 at 13:01
1
Block quotes are a good way to do this (see @ChrisV's an...
How to add extension methods to Enums
...n();
– Spencer Sullivan
Jun 1 at 16:01
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How does delete[] “know” the size of the operand array?
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edited Aug 29 '16 at 8:01
answered Feb 24 '14 at 10:01
A...
appending array to FormData and send via AJAX
...ss it up.
– shultz
Apr 19 '13 at 12:01
3
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How to increment datetime by custom months in python without using library [duplicate]
...> somedate = datetime.date.today()
>>> somedate
datetime.date(2010, 11, 9)
>>> add_months(somedate,1)
datetime.date(2010, 12, 9)
>>> add_months(somedate,23)
datetime.date(2012, 10, 9)
>>> otherdate = datetime.date(2010,10,31)
>>> add_months(otherdate,1...
Reasons for using the set.seed function
...rate the data
est1[i] <- optim(1, simllh, y = y, Ns = 1000, lower = 0.01)$par
est2[i] <- optim(1, simllh.fix.seed, y = y, Ns = 1000, lower = 0.01)$par
}
hist(est1)
hist(est2)
The resulting distributions of the parameter estimates are:
When we fix the seed, the numerical search ends u...
Sample random rows in dataframe
... need df[sample(nrow(df), 3), ]?
– stackoverflowuser2010
Jan 15 '14 at 8:03
5
@stackoverflowuser2...
Node.js check if file exists
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Paul HoPaul Ho
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How to run a single RSpec test?
...at?
– AnApprentice
May 24 '11 at 21:01
11
it's not a hack, it makes sure you use the very same ve...