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How to extract the n-th elements from a list of tuples?
...htly slower than the list comprehension:
setup = 'elements = [(1,1,1) for _ in range(100000)];from operator import itemgetter'
method1 = '[x[1] for x in elements]'
method2 = 'map(itemgetter(1), elements)'
import timeit
t = timeit.Timer(method1, setup)
print('Method 1: ' + str(t.timeit(100)))
t = t...
MFC 获取当前时间的几种方法总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ime curTime = CTime::GetCurrentTime();CString strCurTime;strCurTime.Format(_T("d d d d:d:d"), curTime...1.CTime类获取当前时间
CTime curTime = CTime::GetCurrentTime();
CString strCurTime;
strCurTime.Format(_T("d/d/d d:d:d"), curTime.GetYear(), curTime.GetMonth(), curTime.GetDay(), curTi...
What are 'closures' in .NET?
...thod and the variable j
[CompilerGenerated]
private sealed class <>c__DisplayClass2
{
public <>c__DisplayClass2();
public void <fillFunc>b__0()
{
Console.Write("{0} ", this.j);
}
public int j;
}
for the function:
static void fillFunc(int count) {
...
MongoDB with redis
...data
– John Zwinck
Sep 12 '12 at 11:32
Great points about some of the comparative strengths of each.
...
What are five things you hate about your favorite language? [closed]
...
32
@Mausch: where does javascript live in the vast majority of cases? You're saying the equivalent of "cars don't contribute to global warming...
How to generate a random integer number from within a range
...
Fails for randr(0, UINT_MAX): always generates 0.
– chux - Reinstate Monica
Dec 30 '14 at 21:25
| ...
Convert a float64 to an int in Go
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Best explanation for languages without null
...ne'
– Kevin Wright
Oct 30 '10 at 22:32
4
I gave you bounty since I really like what you said abou...
Good examples of Not a Functor/Functor/Applicative/Monad?
...
answered Aug 27 '12 at 6:32
Petr PudlákPetr Pudlák
59k77 gold badges131131 silver badges290290 bronze badges
...
cannot convert data (type interface {}) to type string: need type assertion
... |
edited Jun 8 '15 at 18:32
answered Jan 12 '13 at 2:25
St...