大约有 47,000 项符合查询结果（耗时：0.0637秒） [XML]
Numpy first occurrence of value greater than existing value
...rst occurrence are returned.") and doesn't save another list.
In [2]: N = 10000
In [3]: aa = np.arange(-N,N)
In [4]: timeit np.argmax(aa>N/2)
100000 loops, best of 3: 52.3 us per loop
In [5]: timeit np.where(aa>N/2)[0][0]
10000 loops, best of 3: 141 us per loop
In [6]: timeit np.nonzero(a...
Does a finally block run even if you throw a new Exception?
...
answered Nov 24 '10 at 8:56
GaryFGaryF
22.5k88 gold badges5454 silver badges7171 bronze badges
...
python's re: return True if string contains regex pattern
...;>> word = 'ba|'; regexp.search(word) <_sre.SRE_Match object at 0x101030b28> . You can drop all the pipe symbols.
– radtek
Jan 27 '17 at 14:51
add a comment
...
The role of #ifdef and #ifndef
...
|
edited Sep 19 '10 at 23:55
answered Sep 19 '10 at 5:25
...
Pythonic way of checking if a condition holds for any element of a list
... rightfold
29.2k88 gold badges8080 silver badges103103 bronze badges
answered Aug 27 '09 at 17:38
KenKen
4,46122 gold badges24...
Array include any value from another array?
...
answered Oct 15 '10 at 11:55
NakilonNakilon
31.1k1212 gold badges9494 silver badges125125 bronze badges
...
Reversing a linked list in Java, recursively
...
|
edited Feb 10 '19 at 21:59
piritocle
3144 bronze badges
answered Dec 10 '08 at 2:28
...
How to exit if a command failed?
...
answered Sep 29 '10 at 14:35
codaddictcodaddict
394k7777 gold badges473473 silver badges507507 bronze badges
...
What's the difference between eval, exec, and compile?
...ass a reference to exec:
>>> call_later(exec, 'print(42)', delay=1000)
File "<stdin>", line 1
call_later(exec, 'print(42)', delay=1000)
^
SyntaxError: invalid syntax
Which a pattern that someone might actually have used, though unlikely;
Or use it in a lis...
What is the lifetime of a static variable in a C++ function?
....term]
– Ben Voigt
Jun 16 '15 at 14:10
2
The phrase "at program termination" isn't strictly corre...