大约有 46,000 项符合查询结果（耗时：0.0708秒） [XML]
Filtering a list based on a list of booleans
...rue, False, True, False]
>>> %timeit list(compress(list_a, fil))
100000 loops, best of 3: 2.58 us per loop
>>> %timeit [i for (i, v) in zip(list_a, fil) if v] #winner
100000 loops, best of 3: 1.98 us per loop
>>> list_a = [1, 2, 4, 6]*100
>>> fil = [True, False,...
What is dynamic programming? [closed]
...
10 Answers
10
Active
...
iOS 7 - How to display a date picker in place in a table view?
In WWDC 2013 video, Apple suggests displaying picker in place in a table view in iOS 7. How to insert and animate a view between table view cells?
...
Calculate relative time in C#
...
1005
Jeff, your code is nice but could be clearer with constants (as suggested in Code Complete).
...
Read Post Data submitted to ASP.Net Form
...
answered Feb 19 '09 at 7:44
CerebrusCerebrus
24.8k88 gold badges5353 silver badges6969 bronze badges
...
How do I remove the space between inline/inline-block elements?
...
40 Answers
40
Active
...
Removing rounded corners from a element in Chrome/Webkit
...elect> element. I've tried getting rid of this by applying a radius of 0px through my external stylesheet, as well inline on the element itself; I've tried both border-radius:0px and -webkit-border-radius:0px; and I've tried the even more specific border-top-left-radius:0px (along with it...
What is the use of the pipe symbol in YAML?
...
IguananautIguananaut
13.8k33 gold badges4040 silver badges5050 bronze badges
7
...
Why would iterating over a List be faster than indexing through it?
...I wanted to print the value of each element, if I write this:
for(int i = 0; i < 4; i++) {
System.out.println(list.get(i));
}
what happens is this:
head -> print head
head -> item1 -> print item1
head -> item1 -> item2 -> print item2
head -> item1 -> item2 -> it...
How do I pull my project from github?
... |
edited Dec 3 '12 at 12:05
Alice Purcell
11.1k66 gold badges4141 silver badges5555 bronze badges
answe...