大约有 43,200 项符合查询结果（耗时：0.0523秒） [XML]
Implications of foldr vs. foldl (or foldl')
...
175
The recursion for foldr f x ys where ys = [y1,y2,...,yk] looks like
f y1 (f y2 (... (f yk x) ...
How to get the last element of an array in Ruby?
...
Use -1 index (negative indices count backward from the end of the array):
a[-1] # => 5
b[-1] # => 6
or Array#last method:
a.last # => 5
b.last # => 6
...
Python using enumerate inside list comprehension
...
167
Try this:
[(i, j) for i, j in enumerate(mylist)]
You need to put i,j inside a tuple for the...
Get last result in interactive Python shell
...
Underscore.
>>> 5+5
10
>>> _
10
>>> _ + 5
15
>>> _
15
share
|
improve this answer
|
follow
...
How do I set a variable to the output of a command in Bash?
...
14 Answers
14
Active
...
namedtuple and default values for optional keyword arguments
...
21 Answers
21
Active
...
What does the git index contain EXACTLY?
...
163
The Git book contains an article on what an index includes:
The index is a binary file (gener...
How to remove item from array by value? [duplicate]
...
1
2
Next
502
...