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Set operations (union, intersection) on Swift array?
...;String> = Set(array1)
let set2:Set<String> = Set(array2)
Swift 3.0+ can do operations on sets as:
firstSet.union(secondSet)// Union of two sets
firstSet.intersection(secondSet)// Intersection of two sets
firstSet.symmetricDifference(secondSet)// exclusiveOr
Swift 2.0 can calculate on ...
Have a reloadData for a UITableView animate when changing
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edited Jul 13 '17 at 6:11
Pang
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Java: Get first item from a collection
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131
Iterables.get(yourC, indexYouWant)
Because really, if you're using Collections, you should be ...
What's the difference between %s and %d in Python string formatting?
...s) and number is an integer (%d for decimal).
See https://docs.python.org/3/library/stdtypes.html#printf-style-string-formatting for details.
In Python 3 the example would be:
print('%s %d' % (name, number))
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How do I make the scrollbar on a div only visible when necessary?
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320
Use overflow: auto. Scrollbars will only appear when needed.
(Sidenote, you can also specify ...
Unmount the directory which is mounted by sshfs in Mac [closed]
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13 Answers
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In Python, how does one catch warnings as if they were exceptions?
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Acumenus
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answered Apr 13 '11 at 6:13
Bobby PowersBob...
Working copy XXX locked and cleanup failed in SVN
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community wiki
3 revs, 2 users 96%Chuck
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Hiding user input on terminal in Linux script
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answered Nov 30 '10 at 17:46
Andreas WongAndreas Wong
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mailto link multiple body lines
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edited May 23 '17 at 12:02
Community♦
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answered Apr 27 '12 at 19:04
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