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What are all the uses of an underscore in Scala?
...s taken on scala-lang.org and noticed a curious question: " Can you name all the uses of “_”? ". Can you? If yes, please do so here. Explanatory examples are appreciated.
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Extract elements of list at odd positions
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Solution
Yes, you can:
l = L[1::2]
And this is all. The result will contain the elements placed on the following positions (0-based, so first element is at position 0, second at 1 etc.):
1, 3, 5
so the result (actual numbers) will be:
2, 4, 6
Explanation
The [1::2]...
Difference between exit() and sys.exit() in Python
... mikumiku
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4
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Adding days to a date in Python
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The previous answers are correct but it's generally a better practice to do:
import datetime
Then you'll have, using datetime.timedelta:
date_1 = datetime.datetime.strptime(start_date, "%m/%d/%y")
end_date = date_1 + datetime.timedelta(days=10)
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javac : command not found
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Richard HRichard H
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Better way to cast object to int
...Exact() — For converting from a string in a specific format
Convert.ToInt32() — For converting an object of unknown type. It will use an explicit and implicit conversion or IConvertible implementation if any are defined.
as int? — Note the "?". The as operator is only for reference types, an...
AJAX POST and Plus Sign ( + ) — How to Encode?
... fedorqui 'SO stop harming'
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answered Sep 3 '09 at 13:30
Deniss KozlovsDeniss Kozlovs
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How do I get the full path of the current file's directory?
...pt.
– Bryan Oakley
Apr 17 '14 at 21:32
10
I would recommend using realpath instead of abspath to ...
CALayers didn't get resized on its UIView's bounds change. Why?
...you sure? it sounds like you are describing frame. bounds should, theoretically, always have 0,0 as its origin.
– griotspeak
Feb 11 '12 at 2:32
3
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How can I select and upload multiple files with HTML and PHP, using HTTP POST?
...oaded...
– ygesher
Nov 10 '13 at 22:32
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