大约有 44,000 项符合查询结果（耗时：0.0524秒） [XML]
Is “inline” without “static” or “extern” ever useful in C99?
...extern inline do?
The idea is that "inline" can be used in a header file, and then "extern inline" in a .c file. "extern inline" is just how you instruct the compiler which object file should contain the (externally visible) generated code.
[update, to elaborate]
I do not think there is any use ...
In log4j, does checking isDebugEnabled before logging improve performance?
...e when it involves invocation of the toString() methods of various objects and concatenating the results.
In the given example, the log message is a constant string, so letting the logger discard it is just as efficient as checking whether the logger is enabled, and it lowers the complexity of the ...
Rolling or sliding window iterator?
...m,)
yield result
The one from the docs is a little more succinct and uses itertools to greater effect I imagine.
share
|
improve this answer
|
follow
...
How do I animate constraint changes?
I'm updating an old app with an AdBannerView and when there is no ad, it slides off screen. When there is an ad it slides on the screen. Basic stuff.
...
Difference between single and double quotes in Bash
In Bash, what are the differences between single quotes ( '' ) and double quotes ( "" )?
6 Answers
...
Download multiple files with a single action
I am not sure if this is possible using standard web technologies.
19 Answers
19
...
Why is argc not a constant?
...this case, history is a factor. C defined these inputs as "not constant", and compatibility with (a good portion of) existing C code was an early goal of C++.
Some UNIX APIs, such as getopt, actually do manipulate argv[], so it can't be made const for that reason also.
(Aside: Interestingly, al...
How to convert 'binary string' to normal string in Python3?
...
@lyomi In 2016 (and its nearly the end) people still use ascii. There are many many 'legacy' products and systems (including specifications), but there are also lots of reasons why you might be creating a 'binary string' where you don't want...
Chrome hangs after certain amount of data transfered - waiting for available socket
I've got a browser game and I have recently started adding audio to the game.
6 Answers
...
Automapper: Update property values without creating a new object
...I too avoided it for a long time, much too long. I started using it today and am very surprised at how easy it is to use.
– mcottingham
Mar 9 '13 at 3:59
4
...