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Flatten an Array of Arrays in Swift
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Swift >= 3.0
reduce:
let numbers = [[1,2,3],[4],[5,6,7,8,9]]
let reduced = numbers.reduce([], +)
flatMap:
let numbers = [[1,2,3],[4],[5,6,7,8,9]]
let flattened = numbers.flatMap { $0 }
joined:
let numbers = [[1,2,3],[4],[5,6,7,8...
MySQL ON DUPLICATE KEY UPDATE for multiple rows insert in single query
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answered Apr 26 '10 at 15:26
Peter LangPeter Lang
49.3k2626 gold badges138138 silver badges152152 bronze badges
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Convert int to ASCII and back in Python
..., node 1 might be short.com/a , node 52 might be short.com/Z , and node 104 might be short.com/ZZ . When a user goes to that URL, I need to reverse the process (obviously).
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Is there an equivalent of CSS max-width that works in HTML emails?
...ave a width that is up to 98% of the available width, but no greater than 800 pixels. Like this:
<table style="width:98%; max-width:800px;">
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What does “%” (percent) do in PowerShell?
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answered Apr 3 '14 at 19:03
KohlbrrKohlbrr
3,23111 gold badge1717 silver badges2424 bronze badges
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RRSet of type CNAME with DNS name foo.com. is not permitted at apex in zone bar.com
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answered Nov 27 '13 at 0:18
Ioan Alexandru CucuIoan Alexandru Cucu
10.6k55 gold badges3232 silver badges3737 bronze badges
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How to see all TODO tasks in Android Studio?
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Luka Kerr
3,50266 gold badges3030 silver badges4747 bronze badges
answered Apr 30 '14 at 9:49
NeigeNeige
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Print all but the first three columns
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50
A solution that does not add extra leading or trailing whitespace:
awk '{ for(i=4; i<NF; i++...
Get java.nio.file.Path object from java.io.File
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Sled
15.7k2121 gold badges107107 silver badges143143 bronze badges
answered Mar 19 '13 at 23:08
Vivin PaliathVivin Paliath
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Creating and throwing new exception
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answered Jul 4 '14 at 23:05
WiiBoppWiiBopp
2,39011 gold badge99 silver badges99 bronze badges
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