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What does a double * (splat) operator do
...this code:
def foo(a, *b, **c)
[a, b, c]
end
Here's a demo:
> foo 10
=> [10, [], {}]
> foo 10, 20, 30
=> [10, [20, 30], {}]
> foo 10, 20, 30, d: 40, e: 50
=> [10, [20, 30], {:d=>40, :e=>50}]
> foo 10, d: 40, e: 50
=> [10, [], {:d=>40, :e=>50}]
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Conceptually, how does replay work in a game?
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edited Jun 17 '10 at 18:31
answered Jun 17 '10 at 18:14
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Why can't I call read() twice on an open file?
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answered Oct 11 '10 at 12:27
TimTim
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Fastest way to remove first char in a String
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edited Jul 11 '10 at 7:02
answered Jul 11 '10 at 6:44
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What is the proper way to check if a string is empty in Perl?
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answered Jan 11 '10 at 23:20
Greg HewgillGreg Hewgill
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Plurality in user messages
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answered Nov 23 '10 at 8:57
slebetmanslebetman
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Why not abstract fields?
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105
You can do what you described by having a final field in your abstract class that is initialis...
How to make a button redirect to another page using jQuery or just Javascript
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answered Feb 10 '10 at 16:25
QuentinQuentin
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How can I use a carriage return in a HTML tooltip?
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answered Dec 11 '08 at 10:24
GregGreg
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Make Div overlay ENTIRE page (not just viewport)?
...and why this is so hard to do... I've tried setting body, html heights to 100% etc but that isn't working. Here is what I have so far:
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