大约有 34,000 项符合查询结果（耗时：0.0640秒） [XML]
Is optimisation level -O3 dangerous in g++?
...s of the code that takes more execution time and that alone can give up to 20% more speed.
– CoffeDeveloper
Apr 5 '15 at 15:45
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log4j configuration via JVM argument(s)?
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answered Apr 22 '09 at 20:03
Brian AgnewBrian Agnew
248k3535 gold badges309309 silver badges420420 bronze badges
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Does free(ptr) where ptr is NULL corrupt memory?
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7.20.3.2 The free function
Synopsis
#include <stdlib.h>
void free(void *ptr);
Description
The free function causes the space pointed to by ptr to be deallocated, that is, made
available for further...
Remove blank lines with grep
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answered Dec 7 '12 at 20:57
SeperoSepero
3,43911 gold badge2323 silver badges2020 bronze badges
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How to emulate C array initialization “int arr[] = { e1, e2, e3, … }” behaviour with std::array?
...ed.)
This question discusses the uses left for a C array like int arr[20]; . On his answer , @James Kanze shows one of the last strongholds of C arrays, it's unique initialization characteristics:
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Python speed testing - Time Difference - milliseconds
...pitfalls?
– kuzzooroo
Feb 21 '15 at 20:55
@kuzzooroo yes, it is! It is would be better to use timeit instead of this m...
How to deal with INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES without uninstall?
...o go away.
– DemitryT
Jun 28 '14 at 20:30
@Paul Your excellency - King Paul I, while i'm not the original questioner,...
Android: Create spinner programmatically from array
...1
abbood
20.6k99 gold badges105105 silver badges202202 bronze badges
answered May 6 '10 at 20:37
Brandon O'Rou...
How to generate a random alpha-numeric string?
...the random variable.
– erickson
Dec 20 '11 at 0:15
15
Why .toString(32) rather than .toString(36)...
How do you split a list into evenly sized chunks?
...t(chunks(range(10, 75), 10)))
[[10, 11, 12, 13, 14, 15, 16, 17, 18, 19],
[20, 21, 22, 23, 24, 25, 26, 27, 28, 29],
[30, 31, 32, 33, 34, 35, 36, 37, 38, 39],
[40, 41, 42, 43, 44, 45, 46, 47, 48, 49],
[50, 51, 52, 53, 54, 55, 56, 57, 58, 59],
[60, 61, 62, 63, 64, 65, 66, 67, 68, 69],
[70, 71, 72...