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Set operations (union, intersection) on Swift array?
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Yes, Swift has the Set class.
let array1 = ["a", "b", "c"]
let array2 = ["a", "b", "d"]
let set1:Set<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)...
How would you compare jQuery objects?
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answered Mar 13 '10 at 2:01
Christian C. SalvadóChristian C. Salvadó
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OrderBy descending in Lambda expression?
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429
As Brannon says, it's OrderByDescending and ThenByDescending:
var query = from person in peopl...
Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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142
Did you mean sprintf '%02d', n?
irb(main):003:0> sprintf '%02d', 1
=> "01"
irb(main):004:...
Returning value from called function in a shell script
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282
A Bash function can't return a string directly like you want it to. You can do three things:
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OAuth 2.0: Benefits and use cases — why?
Could anyone explain what's good about OAuth2 and why we should implement it? I ask because I'm a bit confused about it — here's my current thoughts:
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How to add icon inside EditText view in Android ?
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edited Nov 26 '10 at 0:38
answered Nov 26 '10 at 0:31
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How to display a content in two-column layout in LaTeX?
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2 Answers
2
Active
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jQuery posting JSON
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223
'data' should be a stringified JavaScript object:
data: JSON.stringify({ "userName": userName...