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Generating random numbers in Objective-C
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Paulo Mattos
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answered Oct 2 '08 at 16:00
lajoslajos
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C default arguments
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edited Aug 2 '13 at 20:44
answered Sep 24 '09 at 14:40
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How to wait for several Futures?
... as follows instead:
val fut1 = Future{...}
val fut2 = Future{...}
val fut3 = Future{...}
val aggFut = for{
f1Result <- fut1
f2Result <- fut2
f3Result <- fut3
} yield (f1Result, f2Result, f3Result)
In this example, futures 1, 2 and 3 are kicked off in parallel. Then, in the for c...
Does Haskell require a garbage collector?
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answered Mar 31 '12 at 6:50
reinerpreinerp
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How to read a file without newlines?
...n one trailing \n.
– Wes Turner
Dec 31 '15 at 19:20
1
More simply, [line[:-(line[-1] == '\n') or ...
Grep not as a regular expression
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answered Feb 23 '12 at 15:50
Mr ListerMr Lister
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Rails 4 multiple image or file upload using carrierwave
...Post attachment was successfully updated.' }
end
end
end
In rails 3 no need to define strong parameters and as you can define attribute_accessible in both the model and accept_nested_attribute to post model because attribute accessible is deprecated in rails 4.
For edit an attachment we ca...
Capture keyboardinterrupt in Python without try-except
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bgporterbgporter
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std::function vs template
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edited May 23 '17 at 12:26
Community♦
111 silver badge
answered Feb 3 '13 at 22:50
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Why are side-effects modeled as monads in Haskell?
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in (putStrLn contents) world2 -- results in ((), world3)
We see a pattern here. The functions are called like this:
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(<result-of-f>, worldY) = f worldX
(<result-of-g>, worldZ) = g <result-of-f> worldY
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So we could define an operator ~~~ to...