大约有 5,476 项符合查询结果（耗时：0.0128秒） [XML]
What are the best Haskell libraries to operationalize a program? [closed]
... MB total memory in use
%GC time 0.0% (6.1% elapsed)
Productivity 100.0% of total user, 0.0% of total elapsed
You can get this in machine-readable format too:
$ ./A +RTS -t --machine-readable
[("bytes allocated", "64952")
,("num_GCs", "1")
,("average_bytes_used", "43784")
,("max_byt...
What is fastest children() or find() in jQuery?
...level of divs.
children() begins to outperform find() when there are over 100 levels of nesting and around 4000+ divs for find() to traverse. It's a rudimentary test case, but I still think that find() is faster than children() in most cases.
I stepped through the jQuery code in Chrome Developer T...
Check if an element is present in an array [duplicate]
...Note that unless your application searches in lists extremely often (say a 1000 times per second) or the lists are huge (say 100k entries), the speed difference will not matter.
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How to convert an ArrayList containing Integers to primitive int array?
...s vs pure java and on small lists (<25 elements) pure java is more than 100 times faster. For 3k elements pure java is still almost 2 times faster... (ArrayList<Integer> --> int[])
– Oskar Lund
Apr 4 '13 at 16:26
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How do I convert CamelCase into human-readable names in Java?
...gex-based one: this is my benchmark for executing the aforementioned tests 100,000 times: ``` regex-based method took 4820 milliseconds ////////// commons-lang-based method took 232 milliseconds ``` that's about 20 times faster than the one that uses regex!!!!
– Clint Eastwoo...
Statistics: combinations in Python
...nge(17):
... print ' '.join('%5d'%nCk(n,k) for k in range(n+1)).center(100)
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1
1 1
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No identities were available - administrator request
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ugh, went through about 100 SO posts and this solved my issue. WHY DOESN'T APPLE AUTO REFRESH!
– John Riselvato
Feb 17 '14 at 5:32
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How to pass command line arguments to a shell alias? [duplicate]
...
Charlie MartinCharlie Martin
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Submitting a form by pressing enter without a submit button
...mit the form), so the solution from above wins: position: absolute; left: -100px; width: 1px; height: 1px;
– VaclavSir
Dec 11 '13 at 15:27
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How to find the sum of an array of numbers
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100
var arr = [1,2,3,4];
var total=0;
for(var i in arr) { total += arr[i]; }
...