大约有 45,000 项符合查询结果（耗时：0.0725秒） [XML]
Benefits of inline functions in C++?
...fast CPUs, huge memory etc. (not like in the 1980< where memory was scarce and everything had to fit in 100KB of memory) what advantages do they really have today?
...
How to change time in DateTime?
...at to change just the time is to create a TimeSpan with the relevant time, and use the DateTime.Date property:
DateTime s = ...;
TimeSpan ts = new TimeSpan(10, 30, 0);
s = s.Date + ts;
s will now be the same date, but at 10.30am.
Note that DateTime disregards daylight saving time transitions, re...
How to limit the maximum value of a numeric field in a Django model?
...as various numeric fields available for use in models, e.g. DecimalField and PositiveIntegerField . Although the former can be restricted to the number of decimal places stored and the overall number of characters stored, is there any way to restrict it to storing only numbers within a certain ...
How to solve PHP error 'Notice: Array to string conversion in…'
I have a PHP file that tries to echo a $_POST and I get an error, here is the code:
5 Answers
...
Java regex email
...
Just two counterexamples: webmaster@müller.de (valid and rejected by your example), matteo@78.47.122.114 (my email, valid and rejected by your example.
– Matteo
Nov 21 '11 at 5:58
...
SQL Server, convert a named instance to default instance?
...t you are looking for, check the question first.
– Leandro
Apr 4 '15 at 21:31
7
Wrong. See answer...
What is the difference between “long”, “long long”, “long int”, and “long long int” in C++?
I am transitioning from Java to C++ and have some questions about the long data type. In Java, to hold an integer greater than 2 32 , you would simply write long x; . However, in C++, it seems that long is both a data type and a modifier.
...
What is the purpose of python's inner classes?
...seful to only one other class then it is logical to embed it in that class and keep the two together. Nesting such "helper classes" makes their package more streamlined.
Increased encapsulation: Consider two top-level classes A and B where B needs access to members of A that would otherwise be dec...
Defining an array of anonymous objects in CoffeeScript
... answered Jan 27 '12 at 6:51
island205island205
1,6821616 silver badges2525 bronze badges
...
Verify if a point is Land or Water in Google Maps
..and then Google-maps "divide the waters from the waters"
18 Answers
18
...