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Why does Windows64 use a different calling convention from all other OSes on x86-64?
...evel and compiler-generated "glue" code (think, for example, some C++ heap allocators zero-filling objects on construction, or the kernel zero-filling heap pages on sbrk(), or copy-on-write pagefaults) an enormous amount of block copy/fill, hence it'll be useful for code so frequently used to save t...
How many and which are the uses of “const” in C++?
... at the name (kpPointer) and draw a clockwise spiral going out through the token, and say each token. Obviously, there's nothing to the right of kpPointer but it still works.
– Steve Folly
Jan 22 '09 at 19:38
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How to get xdebug var_dump to show full object/array
I am using xdebug (php_xdebug-2.1.2-5.3-vc9.dll) on WAMP . When I use var_dump on a large object or variable it does not show the full variable.
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PHP CURL CURLOPT_SSL_VERIFYPEER ignored
...cation pretty much removes all security of SSL anyway. You should fix your PHP configuration instead.
– Scopey
Aug 21 '17 at 22:31
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When does a process get SIGABRT (signal 6)?
...detect an internal error or some seriously broken constraint. For example malloc() will call abort() if its internal structures are damaged by a heap overflow.
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Which is more efficient, a for-each loop, or an iterator?
...te a new Iterator when .iterator() is called, however they can be accessed allocation-free using the C-style loop. This can be important in certain high-performance environments where one is trying to avoid (a) hitting the allocator or (b) garbage collections.
– Dan
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Best practice? - Array/Dictionary as a Core Data Entity Attribute [closed]
...like this:
NSEntityDescription *entityDescription = [[NSEntityDescription alloc] init];
[entityDescription setName:@"AppointmentSearchResponse"];
[entityDescription setManagedObjectClassName:@"AppointmentSearchResponse"];
NSMutableArray *appointmentSearchResponseProperties = [NSMutableArray array]...
Best way to repeat a character in C#
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It may not be faster, but it can save on memory allocations (pressure) if you specify the correct capacity up front, and that can be as important as the micro benchmark of profiling this.
– wekempf
Apr 5 '16 at 13:03
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How do I convert NSMutableArray to NSArray?
...it autoreleased or not:
/* Not autoreleased */
NSArray *array = [[NSArray alloc] initWithArray:mutableArray];
/* Autoreleased array */
NSArray *array = [NSArray arrayWithArray:mutableArray];
EDIT: The solution provided by Georg Schölly is a better way of doing it and a lot cleaner, especially ...
Get Image Height and Width as integer values?
I've tried to use the PHP function getimagesize , but I was unable to extract the image width and height as an integer value.
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