大约有 15,630 项符合查询结果（耗时：0.0448秒） [XML]
Why does this loop produce “warning: iteration 3u invokes undefined behavior” and output more than 4
...in seeing this code:
struct foo *s = ...;
int x = s->f;
if (!s) return ERROR;
gcc inferred that since s was deferenced in s->f; and since dereferencing a null pointer is undefined behavior then s must not be null and therefore optimizes away the if (!s) check on the next line.
The lesson ...
Why does an NSInteger variable have to be cast to long when used as a format argument?
The code above produces an error:
5 Answers
5
...
Set cURL to use local virtual hosts
...
I'm getting 400 errors with PHP and when I manually make the request with curl.exe I get the default index of the server which means it's not respecting the HOST header.
– Xeoncross
Aug 11 '10 at 15:29
...
How to pip install a package with min and max version range?
...ersioning works wouldn't write ~=0.2.1 in a requirements file. That's user error, not a disadvantage of the ~= prefix.
– Brad Root
Nov 7 '19 at 18:15
...
What's the pythonic way to use getters and setters?
..._value(self, value):
if value != int(value):
raise TypeError("protected_value must be an integer")
if 0 <= value <= 100:
self._protected_value = int(value)
else:
raise ValueError("protected_value must be " +
...
MVC (Laravel) where to add logic
... }
catch (ValidationException $e)
{
// Catch validation errors thrown by service operation.
return Redirect::route('congregations.create')
->withInput(Input::all())
->withErrors($e->getValidator());
}
catch (Exception $e)
{
...
Prevent direct access to a php include file
... be using as exclusively as an include. Therefore I would like to throw an error instead of executing it when it's accessed directly by typing in the URL instead of being included.
...
C# Interfaces. Implicit implementation versus Explicit implementation
...xample the implicit one has the public keyword...otherwise you will get an error
– jharr100
Nov 18 '14 at 19:30
Jeffre...
How do I stop Entity Framework from trying to save/insert child objects?
...ohan, I tried detatching one of the collections and it threw the following error: The entity type HashSet`1 is not part of the model for the current context.
– Mark Micallef
Aug 22 '14 at 6:57
...
Why does the C++ map type argument require an empty constructor when using []?
... contain such an object' would be evaluated at runtime. Why a compile time error?
– Gaurav Singh
May 29 '19 at 9:57
|
show 1 more comment
...