大约有 42,000 项符合查询结果（耗时：0.0271秒） [XML]
How to delete the last n commits on Github and locally?
...itory. You can remove it with git push -f
– Ivan Fernandez
Jan 14 '13 at 11:33
Can you generalize this for last n numb...
warning about too many open figures
... interface (matplotlib.pyplot.figure) are retained until explicitly closed and may consume too much memory.
6 Answers
...
Identify duplicates in a List
... Why do you have setToReturn? Can you not just use set1.add(yourInt) and return set1?
– Phil
Sep 14 '11 at 13:59
3
...
How do I discover memory usage of my application in Android?
How can I find the memory used on my Android application, programmatically?
9 Answers
...
How do I time a method's execution in Java?
... of the searches on Google return results for timers that schedule threads and tasks, which is not what I want.
40 Answers
...
Convert character to ASCII code in JavaScript
...
@MathiasBynens: and fortunately this is documented: developer.mozilla.org/en/JavaScript/Reference/Global_Objects/…. "if it is not a number, it defaults to 0"
– tokland
Nov 15 '11 at 19:46
...
How to detect when a UIScrollView has finished scrolling
UIScrollViewDelegate has got two delegate methods scrollViewDidScroll: and scrollViewDidEndScrollingAnimation: but neither of these tell you when scrolling has completed. scrollViewDidScroll only notifies you that the scroll view did scroll not that it has finished scrolling.
...
php Replacing multiple spaces with a single space [duplicate]
...
Use preg_replace() and instead of [ \t\n\r] use \s:
$output = preg_replace('!\s+!', ' ', $input);
From Regular Expression Basic Syntax Reference:
\d, \w and \s
Shorthand character classes matching
digits, word characters (letters,...
What are the most common font-sizes for H1-H6 tags [closed]
...
The HTML 4 recommendation for H6 has been ignored and 0.67em won; nowdays WebKit and FF use same em sizes as IE8. w3.org/TR/html-markup/h6.html also says "typical" display is 0.67em.
– Beni Cherniavsky-Paskin
Nov 14 '13 at 4:29
...
How to get first N elements of a list in C#?
...t.Take(5);
Or to slice:
var secondFiveItems = myList.Skip(5).Take(5);
And of course often it's convenient to get the first five items according to some kind of order:
var firstFiveArrivals = myList.OrderBy(i => i.ArrivalTime).Take(5);
...