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jQuery select2 get value of select tag?
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149
$("#first").val(); // this will give you value of selected element. i.e. 1,2,3.
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Fastest way to convert string to integer in PHP
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intval("123"): 1.0115 (183%)
(int) "0": 0.42461
intval("0"): 0.95683 (225%)
(int) int: 0.1502
intval(int): 0.65716 (438%)
(int) array("a", "b"): 0.91264
intval(array("a", "b")): 1.47681 (162%)
(int) "hello": ...
Easy way to dismiss keyboard?
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edited May 14 '19 at 14:25
Iulian Onofrei
6,77988 gold badges5252 silver badges9393 bronze badges
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Best way to detect that HTML5 is not supported
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edited Sep 27 '11 at 4:02
community wiki
3...
Forking from GitHub to Bitbucket
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146
It's not possible to send "pull request" across different sites today. I've added a feature req...
AWS ssh access 'Permission denied (publickey)' issue [closed]
...stances:
chmod 600 ec2-keypair.pem
ssh -v -i ec2-keypair.pem ubuntu@ec2-174-129-185-190.compute-1.amazonaws.com
For other instances, you might have to use ec2-user instead of ubuntu.
Most EC2 Linux images I've used only have the root user created by default.
See also: http://www.youtube.com/wat...
HTML encoding issues - “” character showing up instead of “ ”
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344
Somewhere in that mess, the non-breaking spaces from the HTML template (the s) are encodin...
Convert file path to a file URI?
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edited Mar 19 '13 at 4:56
Pierre Arnaud
9,05277 gold badges6868 silver badges101101 bronze badges
a...
Reloading the page gives wrong GET request with AngularJS HTML5 mode
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24 Answers
24
Active
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Copy constructor for a class with unique_ptr
...A( const A& a ) : up_( new int( *a.up_ ) ) {}
};
int main()
{
A a( 42 );
A b = a;
}
You can, as NPE mentioned, use a move-ctor instead of a copy-ctor but that would result in different semantics of your class. A move-ctor would need to make the member as moveable explicitly via std::mov...