大约有 21,000 项符合查询结果（耗时：0.0273秒） [XML]
Call Go functions from C
...package foo
// extern int goCallbackHandler(int, int);
//
// static int doAdd(int a, int b) {
// return goCallbackHandler(a, b);
// }
import "C"
//export goCallbackHandler
func goCallbackHandler(a, b C.int) C.int {
return a + b
}
// This is the public function, callable from outside this ...
What does “fragment” mean in ANTLR?
...agment is somewhat akin to an inline function: It makes the grammar more readable and easier to maintain.
A fragment will never be counted as a token, it only serves to simplify a grammar.
Consider:
NUMBER: DIGITS | OCTAL_DIGITS | HEX_DIGITS;
fragment DIGITS: '1'..'9' '0'..'9'*;
fragment OCTAL_DI...
AngularJS : The correct way of binding to a service properties
...sider some pros and cons of the second approach:
0 {{lastUpdated}} instead of {{timerData.lastUpdated}}, which could just as easily be {{timer.lastUpdated}}, which I might argue is more readable (but let's not argue... I'm giving this point a neutral rating so you decide for yourself)
+1 It may b...
Does PostgreSQL support “accent insensitive” collations?
...rtunately, unaccent() is only STABLE, not IMMUTABLE. According to this thread on pgsql-bugs, this is due to three reasons:
It depends on the behavior of a dictionary.
There is no hard-wired connection to this dictionary.
It therefore also depends on the current search_path, which can change easily...
Timer function to provide time in nano seconds using C++
...some chipsets, so you may want to make sure you do not have those chipset. Additionally some dual core AMDs may also cause a problem. See the second post by sebbbi, where he states:
QueryPerformanceCounter() and
QueryPerformanceFrequency() offer a
bit better resolution, but have
different ...
What Makes a Method Thread-safe? What are the rules?
Are there overall rules/guidelines for what makes a method thread-safe? I understand that there are probably a million one-off situations, but what about in general? Is it this simple?
...
Convert light frequency to RGB?
...
Stephen MesaStephen Mesa
4,31333 gold badges2121 silver badges1616 bronze badges
5
...
Git commits are duplicated in the same branch after doing a rebase
... that have ever existed anywhere but your local repository. Use merge instead.
share
|
improve this answer
|
follow
|
...
What does OSGi solve?
I've read on Wikipedia and other sites about OSGi , but I don't really see the big picture. It says that it's a component-based platform, and that you can reload modules at runtime. Also the "practical example" given everywhere is the Eclipse Plugin Framework.
...
Why is require_once so bad to use?
Everything I read about better PHP coding practices keeps saying don't use require_once because of speed.
14 Answers
...