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The new syntax “= default” in C++11
...ct in the memory started from address of variable x (instead of new memory allocation). This syntax is used to create object at pre-allocated memory. As in our case the size of B = the size of int, so new(&x)A() will create new object in the place of x variable.
– Slavenski...
Why Choose Struct Over Class?
...
Since struct instances are allocated on stack, and class instances are allocated on heap, structs can sometimes be drastically faster.
However, you should always measure it yourself and decide based on your unique use case.
Consider the following exa...
What is the difference between attribute and property? [closed]
...omena without the need attribute them to someone or something. By the same token, saying that someone has masculine attributes is self-evident. In effect, you could say that a property is owned by someone or something.
To be fair though, in Computer Science these two words, at least for the most p...
Set the location in iPhone Simulator
...LocationFix)
- (void)locationFix {
CLLocation *location = [[CLLocation alloc] initWithLatitude:55.932 longitude:12.321];
[[self delegate] locationManager:self didUpdateToLocation:location fromLocation:nil];
id heading = [[MyHeading alloc] init];
[[self delegate] locationManager:sel...
How to use Jackson to deserialise an array of objects
...n: Can not deserialize instance of java.util.ArrayList out of START_OBJECT token at [Source: java.io.FileInputStream@33fec21; line: 1, column: 1]
– Dinesh Kumar
Jan 7 at 16:12
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UITableViewCell with UITextView height in iOS 7?
... andWidth: (CGFloat)width {
UITextView *calculationView = [[UITextView alloc] init];
[calculationView setAttributedText:text];
CGSize size = [calculationView sizeThatFits:CGSizeMake(width, FLT_MAX)];
return size.height;
}
This function will take a NSAttributedString and the desired ...
Among $_REQUEST, $_GET and $_POST which one is the fastest?
...ing the nuances of XSS/XSRF causes XSS/XSRF. As long as you mitigate with tokens, there's no problem AND you get the benefits of using $_REQUEST (all your variables are in one superglobal). I actually rebuild $_REQUEST before using it based on the other superglobals because of 'variables_order'. ...
How can I see the size of a GitHub repository before cloning it?
...nswered Dec 30 '11 at 12:47
nulltokennulltoken
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How do I escape characters in c# comments?
...l XML escaping.
For example...
<summary>Here is an escaped &lt;token&gt;</summary>
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Why is exception handling bad?
...ly; since the finally block is guaranteed to be executed, objects can be deallocated there. The rest should be taken care of by variables going out of scope and garbage collection.
– Robert Harvey
Nov 17 '09 at 17:20
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