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List comprehension in Ruby
...il?
self.collect(&block).compact
end
end
some_array = [1, 2, 3, 4, 5, 6]
new_array = some_array.comprehend {|x| x * 3 if x % 2 == 0}
puts new_array
Prints:
6
12
18
I would probably just do it the way you did though.
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Where can I find the error logs of nginx, using FastCGI and Django?
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497
Errors are stored in the nginx log file. You can specify it in the root of the nginx configura...
Can't access RabbitMQ web management interface after fresh install
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4 Answers
4
Active
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How to call a method after a delay in Android
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1914
Kotlin
Handler(Looper.getMainLooper()).postDelayed({
//Do something after 100ms
},...
Where are iOS simulator screenshots stored?
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14 Answers
14
Active
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How do I change an HTML selected option using JavaScript?
... use a loop
– breq
Mar 17 '17 at 11:44
So I can't do something like .value = id1, id2 or .value = [array] ?
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How to convert UTF-8 byte[] to string?
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James Webster
3,8172626 silver badges4141 bronze badges
answered Jun 16 '09 at 18:49
ZanoniZanoni
26k1111 gold badg...
Getting rid of \n when using .readlines() [duplicate]
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edited Jul 11 '15 at 23:49
Community♦
111 silver badge
answered Dec 24 '13 at 6:44
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Why rename synthesized properties in iOS with leading underscores? [duplicate]
When creating a new project in Xcode 4, the boilerplate code adds an underscore character when it synthesizes the ivars in the implementation file as:
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Are there constants in JavaScript?
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1024
Since ES2015, JavaScript has a notion of const:
const MY_CONSTANT = "some-value";
This will w...