大约有 45,000 项符合查询结果（耗时：0.0575秒） [XML]
warning: implicit declaration of function
... a declaration ("prototype") yet.
For example:
int main()
{
fun(2, "21"); /* The compiler has not seen the declaration. */
return 0;
}
int fun(int x, char *p)
{
/* ... */
}
You need to declare your function before main, like this, either directly or in a header:
int fun(int ...
How do I show a MySQL warning that just happened?
...
answered Aug 1 '09 at 3:22
zombatzombat
84.7k2121 gold badges148148 silver badges160160 bronze badges
...
Django database query: How to get object by id?
...
186
If you want to get an object, using get() is more straightforward:
obj = Class.objects.get(pk...
Why can I create a class named “var”?
...
101
var is not a keyword according to this list.
it is a contextual keyword, so from the context ...
How can I assign the output of a function to a variable using bash?
...
140
VAR=$(scan)
Exactly the same way as for programs.
...
How can I declare and use Boolean variables in a shell script?
...
21 Answers
21
Active
...
Error renaming a column in MySQL
...
|
edited Nov 3 '16 at 21:53
c0degeas
49055 silver badges1515 bronze badges
answered Oct 23 '10...
Size of Matrix OpenCV
...
241
cv:Mat mat;
int rows = mat.rows;
int cols = mat.cols;
cv::Size s = mat.size();
rows = s.height;...
How to remove multiple deleted files in Git repository
...
16 Answers
16
Active
...
Resolve conflicts using remote changes when pulling from Git remote
...
|
edited Dec 31 '11 at 17:11
kay
22.7k1010 gold badges8686 silver badges125125 bronze badges
...