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C++ equivalent of Java's toString?
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In C++ you can overload operator<< for ostream and your custom class:
class A {
public:
int i;
};
std::ostream& operator<<(std::ostream &strm, const A &a) {
return strm << "A(" << a.i << ")";
}
This way you can output instances ...
Static function variables in Swift
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Yeah, I continued playing around a bit and this was basically the really clunky solution I came up with as well.
– nhgrif
Aug 18 '14 at 0:29
17
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How do I do base64 encoding on iOS?
I'd like to do base64 encoding and decoding, but I could not find any support from the iPhone SDK . How can I do base64 encoding and decoding with or without a library?
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How to avoid passing parameters everywhere in play2?
.... In Java I suggest using the Http.Context.args map to store useful values and retrieve them from the templates without having to explicitly pass as templates parameters.
Using implicit parameters
Place the menus parameter at the end of your main.scala.html template parameters and mark it as “im...
Is there a reason that Swift array assignment is inconsistent (neither a reference nor a deep copy)?
I'm reading the documentation and I am constantly shaking my head at some of the design decisions of the language. But the thing that really got me puzzled is how arrays are handled.
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When is localStorage cleared?
...rs.com/blog/2012/09/10/clearing-browser-data for browser specific cleaning and how to do it.
– Julien Kronegg
Dec 20 '12 at 7:26
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Heroku error: “Permission denied (public key)”
I keep getting this error. I am using Mac. I generated a key and added it to heroku using
6 Answers
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Calendar.getInstance(TimeZone.getTimeZone(“UTC”)) is not returning UTC time
...Time(). It is the Date which is getting converted to a string for println, and that conversion will use the default IST timezone in your case.
You'll need to explicitly use DateFormat.setTimeZone() to print the Date in the desired timezone.
EDIT: Courtesy of @Laurynas, consider this:
TimeZone tim...
How does a hash table work?
... in layman's terms.
Let's assume you want to fill up a library with books and not just stuff them in there, but you want to be able to easily find them again when you need them.
So, you decide that if the person that wants to read a book knows the title of the book and the exact title to boot, the...
List all svn:externals recursively?
...here is an option in the TortoiseSVN installer to also install the SVN command line client. This option is not enabled by default.
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