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How to check if an element is in an array
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Swift 2, 3, 4, 5:
let elements = [1, 2, 3, 4, 5]
if elements.contains(5) {
print("yes")
}
contains() is a protocol extension method of SequenceType (for sequences of Equatable elements) and not a global method as in
earlier releas...
How can I download a specific Maven artifact in one command line?
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Pascal ThiventPascal Thivent
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Shell command to sum integers, one per line?
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43 Answers
43
Active
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How to check if array element exists or not in javascript?
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4
+1, nice. You can also use if(arrayName[index] === 'undefined') as a shortcut
– AnchovyLegend
Oct 8 '...
How to set selected value of jquery select2?
This belong to codes prior to select2 version 4
28 Answers
28
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UIActivityViewController crashing on iOS 8 iPads
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463
On iPad the activity view controller will be displayed as a popover using the new UIPopoverPre...
Design for Facebook authentication in an iOS app that also accesses a secured web service
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4 Answers
4
Active
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How do Trigonometric functions work?
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144
First, you have to do some sort of range reduction. Trig functions are periodic, so you need t...
How does node.bcrypt.js compare hashed and plaintext passwords without the salt?
...th the salt?
– MondayPaper
May 22 '14 at 20:02
6
bcrypt is a standard and always concatenates the...