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Default value of a type at Runtime [duplicate]
For any given type i want to know its default value.
6 Answers
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What is console.log?
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It's not a jQuery feature but a feature for debugging purposes. You can for instance log something to the console when something happens. For instance:
$('#someButton').click(function() {
console.log('#someButton was click...
What does it mean that Javascript is a prototype based language?
One of the major advantages with Javascript is said to be that it is a prototype based language.
7 Answers
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Why do we use volatile keyword? [duplicate]
I have never used it but I wonder why people use it? What does it exactly do? I searched the forum, I found it only C# or Java topics.
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Move capture in lambda
...move the unique_ptr into the lambda
go.run( [ u{move(u)} ] { do_something_with( u ); } );
But it is much more general in the sense that captured variables can be initialized with anything like so:
auto lambda = [value = 0] mutable { return ++value; };
In C++11 this is not possible yet, but wit...
Declaring variables inside loops, good practice or bad practice?
...les inside loops, you ensure their scope is restricted to inside the loop. It cannot be referenced nor called outside of the loop.
This way:
If the name of the variable is a bit "generic" (like "i"), there is no risk to mix it with another variable of same name somewhere later in your code (can a...
Good examples of Not a Functor/Functor/Applicative/Monad?
...ewtype T a = T (a -> Int)
You can make a contravariant functor out of it, but not a (covariant) functor. Try writing fmap and you'll fail. Note that the contravariant functor version is reversed:
fmap :: Functor f => (a -> b) -> f a -> f b
contramap :: Contravariant f ...
Are nested HTML comments possible?
as per the title; is it possible to have nested comments in valid HTML? see the example below...
10 Answers
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Really weird eclipse keyboard behavior/bug?
...E: 7/11/2017 I've not had this problem reoccur in a couple of years now. Either Eclipse fixed the problems or a more recent version of Mac OSX has fixed something. For the record I'm running Eclipse 4.5.2 on OSX 10.11.6.
UPDATE: 4/29/2011 Now it looks like this is not a Workspace or keyboard pref...
Change the current directory from a Bash script
Is it possible to change current directory from a script?
15 Answers
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