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How do you copy the contents of an array to a std::vector in C++ without looping?
...ce() first on the two iterators to get the needed number of elements, then allocate just once.
– Drew Hall
Nov 4 '08 at 2:38
4
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UILabel sizeToFit doesn't work with autolayout ios6
... to calculate its height
For example:
self.descriptionLabel = [[UILabel alloc] init];
self.descriptionLabel.numberOfLines = 0;
self.descriptionLabel.lineBreakMode = NSLineBreakByWordWrapping;
self.descriptionLabel.preferredMaxLayoutWidth = 200;
[self.descriptionLabel setContentHuggingPriority:UI...
Union Vs Concat in Linq
... (i.e. address in memory). When you create new object via new operator, it allocates memory at new address. So, when you have four new created objects, addresses will be different. And all objects will be distinct. Thus Distinct will return all objects from sequence.
– Sergey B...
Java LinkedHashMap get first or last entry
...ent because of the few extra cycles wasted in creating array and the space allocated for the array.
– Durin
May 29 '12 at 15:13
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How do I iterate over the words of a string?
...ction like this: f(split(s, d, v)) while still having the benefit of a pre-allocated vector if you like.
– Evan Teran
Jan 25 '14 at 17:50
8
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How to truncate string using SQL server
...en outputting to a text file because only the new number of characters are allocated to that column in the output text file. (e.g. 50 instead of 1000) for more compact results.
– BillDarcy
Apr 15 '15 at 20:01
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Check for column name in a SqlDataReader object
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You're enumerating the field names multiple times / allocating another array to scan with a contains, this would be much less performant in high traffic code.
– Chad Grant
Oct 4 '19 at 17:44
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How to customize the background/border colors of a grouped table view cell?
...oPath(c, rect, 10.0f, 10.0f);
CGContextStrokePath(c);
}
- (void)dealloc {
[borderColor release];
[fillColor release];
[super dealloc];
}
@end
static void addRoundedRectToPath(CGContextRef context, CGRect rect,
float ovalWidth,float ovalHeight)
...
Find size of object instance in bytes in c#
...t one thing to keep in mind with garbage collected/managed runtimes is the allocated size of an object can change throughout the lifetime of the program. For example, some generational garbage collectors (such as the Generational/Ulterior Reference Counting Hybrid collector) only need to store certa...
Determine device (iPhone, iPod Touch) with iOS
...imply replace - (NSString *) by + (NSString *) and you'll save yourself an alloc / release when using it.
– Ben G
Mar 2 '11 at 22:48
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