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Why is `std::move` named `std::move`?
...by the rest of the program (nobody else has
a reference to the rvalue in order to detect a difference).
If at the time swap was instead presented like this:
template <class T>
void
swap(T& a, T& b)
{
T tmp(cast_to_rvalue(a));
a = cast_to_rvalue(b);
b = cast_to_rvalue(t...
namedtuple and default values for optional keyword arguments
...(Node._fields)
>>> Node()
Node(val=None, left=None, right=None)
Order
In all versions of Python, if you set fewer default values than exist in the namedtuple, the defaults are applied to the rightmost parameters. This allows you to keep some arguments as required arguments.
>>>...
What is LINQ and what does it do? [closed]
...or collection and iterator manipulation that makes extensive use of higher-order functions as arguments (System.Linq)
a library for passing and manipulation of simple functions as abstract syntax trees (System.Linq.Expressions)
a syntax extension to various languages to provide a more SQL-like synta...
How to determine if a point is in a 2D triangle? [closed]
...ding on wether the triangle is specified in clockwise or counter clockwise order.
– Andreas Brinck
Jan 12 '10 at 15:09
9
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Connect to a heroku database with pgadmin
...
This is for pgAdmin 4
In order to connect pgAdmin to your database (postgres instance in Heroku), do the following:
Login to Heroku, and select the application in which you have the database
Select the Resources tab and then click on "Heroku Postg...
Merge multiple lines (two blocks) in Vim
...returning its first element. This lets us replace the deleted lines in the order in which we read them. We could instead replace the deleted lines in reverse order by using remove(l,-1).
share
|
imp...
How to convert a factor to integer\numeric without loss of information?
... trivial since you also put the as.numeric() and as.character() in a wrong order ;) What your code chunk does is to turn the factor's level index into a character matrix, so what you will have at the and is a character vector that contains some numbers that has been once assigned to certain level of...
What is Scala's yield?
... @Eldritch Conundrum - Which interestingly enough is the same order in which the original SQL spec outlines. Somewhere along the way the SQL language inverted the order, but it makes complete sense to first describe what you are pulling from followed by what you expect to get out of it...
what is the use of xsi:schemaLocation?
... read the schemaLocation values and try to load them from the internet, in order to validate the XML file. Spring, in turn, intercepts those load requests and serves up versions from inside its own JAR files.
If you omit the schemaLocation, then the XML parser won't know where to get the schema in ...
“Unknown provider: aProvider
...e:
DI annotation missing
DI annotation incomplete
DI annotation in wrong order
Keeping the annotations up-to-date is simply a pain in the ass and you shouldn't have to do it if it can be done automatically. ng-annotate does exactly that.
It should integrate nicely into your build process with g...