大约有 5,000 项符合查询结果（耗时：0.0183秒） [XML]
Using smart pointers for class members
...eep the pointed object alive). The simplest kind of observing pointer is a raw pointer:
#include <memory>
class Device {
};
class Settings {
std::unique_ptr<Device> device;
public:
Settings(std::unique_ptr<Device> d) {
device = std::move(d);
}
Device* ge...
How to get body of a POST in php?
...streamsdocs:
php://input is a read-only stream that allows you to read raw data
from the request body. In the case of POST requests, it is preferable
to use php://input instead of $HTTP_RAW_POST_DATA as it does not
depend on special php.ini directives. Moreover, for those cases where
$HT...
Ordering by the order of values in a SQL IN() clause
...
Ans to get sorted data.
SELECT ...
FROM ...
ORDER BY FIELD(user_id,5,3,2,...,50) LIMIT 10
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How Do I Get the Query Builder to Output Its Raw SQL Query as a String?
...ter you execute the query using $builder->get().
If you want to get the raw query before or without executing the query, you can use the $builder->toSql() method.
Example to get the raw SQL and to replace '?' with actual binding values:
$query = str_replace(array('?'), array('\'%s\''), $builde...
How to add images to README.md on GitHub?
...
I think you can link directly to the raw version of an image if it's stored in your repository. i.e.
...
Why doesn't list have safe “get” method like dictionary?
...cept IndexError:
return default
def _test():
l = safelist(range(10))
print l.get(20, "oops")
if __name__ == "__main__":
_test()
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How do I prompt a user for confirmation in bash script? [duplicate]
...sac
advantage:
neater
can use "OR" condition easier
can use character range, eg [yY][eE][sS] to accept word "yes", where any of its characters may be in lowercase or in uppercase.
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Is it possible to use raw SQL within a Spring Repository
I need to use raw SQL within a Spring Data Repository, is this possible? Everything I see around @Query is always entity based.
...
Why should I use a pointer rather than the object itself?
...propriate and safer than performing manual dynamic allocation and/or using raw pointers.
Dynamic allocation
In your question, you've demonstrated two ways of creating an object. The main difference is the storage duration of the object. When doing Object myObject; within a block, the object is cre...
Should Github be used as a CDN for javascript libraries? [closed]
...ou care about performance or IE9 compatibility.
GitHub doesn't serve its "raw" files with a far-future expires header. Without the possibility of cross-site caching, you lose the biggest benefit of using a public CDN to host your JavaScript. In fact, using GitHub as a CDN will be slower than simp...