大约有 30,000 项符合查询结果（耗时：0.0619秒） [XML]
Extract a dplyr tbl column as a vector
...17.8 16.4 17.3 15.2 10.4 10.4 14.7 32.4 30.4 33.9 21.5 15.5 15.2 13.3 19.2 27.3 26.0 30.4 15.8 19.7 15.0 21.4
And it also works fine with data frames:
> mtcars %>% pull(5)
[1] 3.90 3.90 3.85 3.08 3.15 2.76 3.21 3.69 3.92 3.92 3.92 3.07 3.07 3.07 2.93 3.00 3.23 4.08 4.93 4.22 3.70 2.76 3.15...
What are the best Haskell libraries to operationalize a program? [closed]
...
answered Apr 27 '11 at 18:48
Don StewartDon Stewart
133k3535 gold badges348348 silver badges460460 bronze badges
...
How to get index of object by its property in JavaScript?
...|
edited Sep 16 '16 at 10:27
answered Sep 16 '16 at 10:19
s...
Scala: Abstract types vs generics
...
ayvangoayvango
5,52722 gold badges2626 silver badges6767 bronze badges
add a co...
How do I erase an element from std::vector by index?
...
mmmmmmmmmmmmmmmm
13.8k22 gold badges2727 silver badges5353 bronze badges
56
...
I need a Nodejs scheduler that allows for tasks at different intervals [closed]
... |
edited Dec 11 '13 at 9:27
answered Dec 10 '13 at 16:13
T...
Trying to add adb to PATH variable OSX
... be enough
– Tobrun
Feb 20 '14 at 9:27
Update: Probably it doesn't work for you because you are using multiple tabs. E...
Select2 dropdown but allow new values by user?
...g for
– Matthias S
Mar 19 '14 at 16:27
4
Adding the selectOnBlur: true will do the job please see...
What does LINQ return when the results are empty
...?
– SHEePYTaGGeRNeP
Jul 22 '17 at 8:27
add a comment
|
...
Convert UTF-8 encoded NSData to NSString
...inated or not? See Tom Harrington's answer at: stackoverflow.com/questions/27935054/…. In my experience, one should not ever assume NSData is either null-terminated or not: it can differ from one transmission to the next, even from a known server.
– Elise van Looij
...