大约有 35,486 项符合查询结果（耗时：0.0672秒） [XML]
Why doesn't GCC optimize a*a*a*a*a*a to (a*a*a)*(a*a*a)?
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edited Jun 26 '14 at 4:02
community wiki
6 r...
Integer division: How do you produce a double?
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edited Jan 15 '14 at 14:02
Mindwin
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answered Jun...
Iteration over std::vector: unsigned vs signed index variable
...; value; ... */
Using indices
for(std::vector<int>::size_type i = 0; i != v.size(); i++) {
/* std::cout << v[i]; ... */
}
Using arrays
Using iterators
for(element_type* it = a; it != (a + (sizeof a / sizeof *a)); it++) {
/* std::cout << *it; ... */
}
Using Range ...
Adding external library in Android studio
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edited Sep 3 '19 at 7:05
Machado
3,22033 gold badges2828 silver badges4343 bronze badges
answered Se...
Have nginx access_log and error_log log to STDOUT and STDERR of master process
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205
Edit: it seems nginx now supports error_log stderr; as mentioned in Anon's answer.
You can sen...
Show or hide element in React
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React circa 2020
In the onClick callback, call the state hook's setter function to update the state and re-render:
const Search = () => {
const [showResults, setShowResults] = React.useState(false)
const onClick = () => ...
How can I get a user's media from Instagram without authenticating as a user?
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20 Answers
20
Active
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How do I find out my python path using python?
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edited Jul 8 '14 at 0:41
answered Sep 28 '09 at 22:08
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What do the following phrases mean in C++: zero-, default- and value-initialization?
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One thing to realize is that 'value-initialization' is new with the C++ 2003 standard - it doesn't exist in the original 1998 standard (I think it might be the only difference that's more than a clarification). See Kirill V. Lyadvinsky's answer for the definitions straight from the standard.
See...
What's the proper way to install pip, virtualenv, and distribute for Python?
...tualenv
https://pypi.python.org/packages/source/v/virtualenv/virtualenv-12.0.7.tar.gz
(or whatever is the latest version!)
Unpack the source tarball
Use the unpacked tarball to create a clean virtual environment. This virtual environment will be used to "bootstrap" others. All of your virtual envir...