大约有 40,290 项符合查询结果（耗时：0.0560秒） [XML]
Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
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166
The historical reason is that most C implementations (compilers) just used whatever overflow b...
Unicode equivalents for \w and \b in Java regular expressions?
... rewrites those 14 as follows:
\s => [\u0009-\u000D\u0020\u0085\u00A0\u1680\u180E\u2000-\u200A\u2028\u2029\u202F\u205F\u3000]
\S => [^\u0009-\u000D\u0020\u0085\u00A0\u1680\u180E\u2000-\u200A\u2028\u2029\u202F\u205F\u3000]
\v => [\u000A-\u000D\u0085\u2028\u2029]
\V => [^\u000A-\u000D\u0...
Getting file size in Python? [duplicate]
...rginally faster (~6%).
– J'e
Nov 4 '16 at 16:00
7
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How to convert an ArrayList containing Integers to primitive int array?
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edited Jul 19 '16 at 17:49
answered May 15 '14 at 21:01
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Show constraints on tables command
...key constraint.
– Kemin Zhou
Jun 6 '16 at 22:34
2
Beware that MariaDB starting with 10.2 will ret...
How to transfer some data to another Fragment?
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edited Oct 12 '16 at 10:32
madhan kumar
1,45822 gold badges1919 silver badges3333 bronze badges
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How to mark a build unstable in Jenkins when running shell scripts
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answered Nov 16 '11 at 8:10
Jan HudecJan Hudec
62.9k1212 gold badges110110 silver badges154154 bronze badges
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C++0x has no semaphores? How to synchronize threads?
...!count_) loop.
– Dan Nissenbaum
Nov 16 '12 at 7:49
3
@Maxim I'm sorry, I don't think you're right...
Why is MATLAB so fast in matrix multiplication?
...t(@()gA*gA)
ans =
0.0022
Update using R2018b on a WIN64 machine with 16 physical cores and a Tesla V100:
>> timeit(@()A*A)
ans =
0.0229
>> gputimeit(@()gA*gA)
ans =
4.8019e-04
(NB: at some point (I forget when exactly) gpuArray switched from MAGMA to cuBLAS - MAGMA is sti...
Differences between Oracle JDK and OpenJDK
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answered Jul 31 '16 at 16:11
Venkateswara RaoVenkateswara Rao
4,37211 gold badge1414 silver badges99 bronze badges
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