大约有 3,516 项符合查询结果（耗时：0.0643秒） [XML]
Why are floating point numbers inaccurate?
...mbers are extremely accurate. They can represent any number in a very wide range with as much as 15 exact digits. For daily life computations, 4 or 5 digits are more than enough. You will never really need those 15, unless you want to count every millisecond of your lifetime.
...
How do I put a bunch of uncommitted changes aside while working on something else
...s a bit too complicated for just this situation, but it has a broad enough range of uses, including this one, that it's worth while investing the time to become fluent with it.
– Norman Gray
Jun 20 '14 at 16:41
...
Is it possible to print a variable's type in standard C++?
...ize_t n) const
{
return n < sz_ ? p_[n] : throw std::out_of_range("static_string");
}
};
inline
std::ostream&
operator<<(std::ostream& os, static_string const& s)
{
return os.write(s.data(), s.size());
}
template <class T>
CONSTEXPR14_TN
static_string...
Difference between timestamps with/without time zone in PostgreSQL
... doc page: Both types takes up the same number of octets and have the save range of values, thus no room for storing time zone info. The text of the page confirms this. Something of a misnomer: "without tz" means "ignore offset when inserting data" and "with tz" means "use offset to adjust to UTC".
...
O(nlogn) Algorithm - Find three evenly spaced ones within binary string
..., whose description we omit.
Wikipedia:
When the integers are in the range [−u ... u], 3SUM can be solved in time O(n + u lg u) by representing S as a bit vector and performing a convolution using FFT.
This is enough to solve your problem :).
What is very important is that O(n log n) is c...
Tags for Emacs: Relationship between etags, ebrowse, cscope, GNU Global and exuberant ctags
...ags' or 'exuberant ctags') can generate TAGS files and supports the widest range of languages. It is actively maintained on github.
Emacs ships with two programs that generate TAGS files, called etags and ctags. Emacs' ctags is just etags with the same CLI interface as universal ctags. To avoid con...
Good way of getting the user's location in Android
... got worse and we are still "
+ "within the accuracy range.. Not updating");
return;
}
if (l.getTime() <= lastprovidertimestamp && !force) {
Log.d(TAG, "Timestamp not never than last");
return;
}
}
/...
How to get first and last day of previous month (with timestamp) in SQL Server
...ate parameters
Are you left wanting more?
To set up a more comprehensive range of handy date related parameters, include the following in your SQL:
DECLARE
@FirstDayOfCurrentWeek DATETIME = CONVERT(DATE, DATEADD(WEEK, DATEDIFF(WEEK, 0, GETDATE()), 0))
, @LastDayOfCurrentWeek DATETIME = C...
Is it safe to use Project Lombok? [closed]
...y? How about documenting whether the value can be null? Or the permissible range for a numeric value? Or the permissible length and/or format of a String value? Or whether a String value is suitable for presenting to an end user? Or documenting what the property actually means, when its name can't p...
classical inheritance vs prototypal inheritance in javascript
...e specific. In this sense the level of abstraction is analogous to a scale ranging from more specific entities to more general entities.
Prototypal Object-Oriented Programming
Prototypal object-oriented programming languages are much simpler than classical object-oriented programming languages b...