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What is “rvalue reference for *this”?
...n"; }
};
int main(){
test t;
t.f(); // OK
test().f(); // OK too
}
Now, onto why @Nicol's answer is atleast partly wrong. He says:
Note that this declaration changes the type of *this.
That is wrong, *this is always an lvalue:
§5.3.1 [expr.unary.op] p1
The unary * operator performs indir...
How can I use UIColorFromRGB in Swift?
...0FF) / 255.0,
alpha: CGFloat(1.0)
)
}
}
This can now be used like so:
view.backgroundColor = UIColor(rgb: 0x209624)
I would only recommend monkey patching UIKit classes like this in your own client code, not libraries.
...
How do I create a copy of an object in PHP?
..._clone() {
$this->someObject = clone $this->someObject;
}
}
Now you can do cloning:
$bar = new MyClass();
$foo = clone $bar;
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fo...
What are good alternatives to SQL (the language)? [closed]
...n or local methods in SQL. I looked up ScalaQuery from your post (which is now called Slick) and rewrote the entire system and every 6 queries become 1, just because you could encapsulate and have local methods! If anyone is suffering from SQL horrors, look up Scala Slick or Quill and prepare for en...
include antiforgerytoken in ajax post ASP.NET MVC
... calls and the Html.AntiForgeryToken() . Using that solution, the token is now being passed:
11 Answers
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Mysql command not found in OS X 10.7
...
now I am getting the error I was getting with homebrew ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)
– SilverNightaFall
May 14 '12 at 4:18
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What does $$ mean in the shell?
...
Thanks. The mktemp option -t is now deprecated (I think because of problems with the char -). Use mktemp ${tempfoo}.XXXXXX these days. I take the liberty to update your post.
– Sebastian
Jan 10 '14 at 11:44
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Why are only a few video games written in Java? [closed]
...conds while it scans all the allocated memory to see what can be freed. I know Java tends to choke quite a bit in GC'ing when it's close to running out of memory (and for some games out there, it will).
You're also a bit more restricted in what you can do: you can't fully exploit the hardware due t...
What is the difference between a symbolic link and a hard link?
...o the file myfile.txt":
$ ln -s myfile.txt my-soft-link
Look what will now happen if myfile.txt is deleted (or moved): my-hard-link still points to the same contents, and is thus unaffected, whereas my-soft-link now points to nothing. Other answers discuss the pros/cons of each.
...
Formatting Numbers by padding with leading zeros in SQL Server
... Still, I'd like to see this bubble a little closer to the top now.
– Dave Haynes
Dec 16 '14 at 15:34
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