大约有 15,640 项符合查询结果（耗时：0.0486秒） [XML]
Why isn't sizeof for a struct equal to the sum of sizeof of each member?
...formance and correctness of programs:
Mis-aligned access might be a hard error (often SIGBUS).
Mis-aligned access might be a soft error.
Either corrected in hardware, for a modest performance-degradation.
Or corrected by emulation in software, for a severe performance-degradation.
In addition, a...
How to get full path of a file?
...s paths. Asking for a full path of a not existing file should result in an error.
– styrofoam fly
Apr 9 '18 at 9:00
...
How to get list of all installed packages along with version in composer?
...install the vendor bundles using Composer, I'm getting a lot of dependency errors. Presumably this is something to do with the latest version of Symfony just being released and my composer.json file not specifying exact version numbers.
...
How to convert ASCII code (0-255) to its corresponding character?
..., you will get a "java.lang.Integer cannot be cast to java.lang.Character" error. Add a cast to int first, e.g.: Character.toString((char)(int)myInteger);
– gbmhunter
Jun 7 '16 at 4:00
...
Declaration/definition of variables locations in ObjectiveC?
...ckage = @"iPackage";
//iPrivate = @"iPrivate"; // compiler error: variable is private
iProtected2 = @"iProtected2";
iPublic = @"iPublic";
self.iPublic2 = @"iPublic2"; // using self because the backing ivar is private
//iNotVisible = @"iNotVi...
“TypeError: (Integer) is not JSON serializable” when serializing JSON in Python?
... simple dictionary to a json file from python, but I keep getting the "TypeError: 1425 is not JSON serializable" message.
1...
How to redirect to a dynamic login URL in ASP.NET MVC
... mistake.
Modify the value in web.config:
<forms loginUrl="~/Account/ERROR" timeout="2880" />
Then make an action method 'ERROR' that logs an error and redirects the user to the most generic login page you have.
s...
How to alias a table in Laravel Eloquent queries (or using Query Builder)?
...ve you ever found a way to make it work with soft delete? query fails with error Unknown column 'table_alias.deleted_at'
– dev7
Nov 29 '16 at 23:56
...
How can I propagate exceptions between threads?
...his_thread::sleep_for(std::chrono::seconds(1));
throw std::runtime_error("To be passed between threads");
}
catch(...)
{
teptr = std::current_exception();
}
}
int main(int argc, char **argv)
{
std::thread mythread(f);
mythread.join();
if (teptr) {
...
What does the M stand for in C# Decimal literal notation?
...biguous (and it may well be, although "1e" ends up with a curious compiler error message suggesting it's out of the range of viable doubles, not that it's syntactically invalid; I suspect that's a bug) it would still be confusing. "c" would possibly make sense without causing any confusion, although...