大约有 40,790 项符合查询结果（耗时：0.0391秒） [XML]
Lambda function in list comprehensions
...d calls it ten times.
The second one doesn't call the function. It creates 10 different lambda functions. It puts all of those in a list. To make it equivalent to the first you need:
[(lambda x: x*x)(x) for x in range(10)]
Or better yet:
[x*x for x in range(10)]
...
About Python's built in sort() method
...
Stephen Fuhry
10.2k55 gold badges4646 silver badges5151 bronze badges
answered Oct 4 '09 at 20:53
Alex MartelliAlex...
Get the first N elements of an array?
...
answered Sep 15 '10 at 17:25
corbachocorbacho
7,40411 gold badge2323 silver badges2323 bronze badges
...
Declaring an enum within a class
...
answered Mar 23 '10 at 21:42
Peter AlexanderPeter Alexander
49.1k1010 gold badges111111 silver badges161161 bronze badges
...
Rounding float in Ruby
...; "2.35"
If you want to store it rounded, you can use
>> (2.3465*100).round / 100.0
=> 2.35
share
|
improve this answer
|
follow
|
...
SQLite string contains other string query
...
answered Aug 17 '10 at 2:17
OMG PoniesOMG Ponies
289k6868 gold badges480480 silver badges480480 bronze badges
...
What is “incremental linking”?
...
|
edited Jul 28 '10 at 3:16
answered Jul 28 '10 at 2:52
...
Difference between Array and List in scala
...
|
edited Apr 26 '10 at 11:26
answered Apr 26 '10 at 11:17
...
What is the difference between lock and Mutex?
...
answered Sep 17 '10 at 12:31
Darin DimitrovDarin Dimitrov
930k250250 gold badges31513151 silver badges28432843 bronze badges
...
Get size of folder or file
... |
edited Oct 28 '15 at 10:43
Aleksandr Dubinsky
18.3k1212 gold badges5959 silver badges8787 bronze badges
...