大约有 40,000 项符合查询结果（耗时：0.0533秒） [XML]
What is the difference between std::array and std::vector? When do you use one over other? [duplicat
...ssic C array. That means its size is fixed at compile time and it will be allocated as a single chunk (e.g. taking space on the stack). The advantage it has is slightly better performance because there is no indirection between the object and the arrayed data.
std::vector is a small class contain...
An example of how to use getopts in bash
I want to call myscript file in this way:
7 Answers
7
...
What's the difference between VARCHAR and CHAR?
...your content is a fixed size" it means the rows of your table must contain all fixed size fields. You get no performance improvement if you use CHAR against VARCHAR in one field, but the table contains other fields that are VARCHAR.
– Marco Demaio
May 20 '10 at...
Maven Snapshot Repository vs Release Repository
...3a%2f%2fstackoverflow.com%2fquestions%2f275555%2fmaven-snapshot-repository-vs-release-repository%23new-answer', 'question_page');
}
);
Post as a guest
Name
...
What is the difference between re.search and re.match?
... Otherwise use search.
The documentation has a specific section for match vs. search that also covers multiline strings:
Python offers two different primitive
operations based on regular
expressions: match checks for a match
only at the beginning of the string,
while search checks for a...
How to merge YAML arrays?
...hon:3.7.3
stage: test
script:
- *pip_git
- pip install -q -r requirements_test.txt
- python -m unittest discover tests
use the same `*pip_git` on e.g. build image...
where requirements_test.txt contains e.g.
-e git+ssh://git@gitlab.com/example/example.git@v0.2.2#e...
Markdown vs markup - are they related?
...st-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f24041%2fmarkdown-vs-markup-are-they-related%23new-answer', 'question_page');
}
);
Post as a guest
...
How to enable external request in IIS Express?
...h http add urlacl url=http://vaidesg:8080/ user=everyone
For XP, first install Windows XP Service Pack 2 Support Tools. Then run the following command from an administrative prompt:
httpcfg set urlacl /u http://vaidesg1:8080/ /a D:(A;;GX;;;WD)
...
Why the switch statement cannot be applied on strings?
...
The reason why has to do with the type system. C/C++ doesn't really support strings as a type. It does support the idea of a constant char array but it doesn't really fully understand the notion of a string.
In order to generate the code for a switch statement the compiler must under...
The 'packages' element is not declared
When using asp.net mvc 3 project with vs 2010 I have lots of warnings like the ones below:
5 Answers
...