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Measure elapsed time in Swift
....uptimeNanoseconds // <<<<< Difference in nano seconds (UInt64)
let timeInterval = Double(nanoTime) / 1_000_000_000 // Technically could overflow for long running tests
print("Time to evaluate problem \(problemNumber): \(timeInterval) seconds")
return theAnswer
}
Old an...
What are the underlying data structures used for Redis?
...erence the data stored at that node. Pointers require memory (8 bytes on a 64 bit system), and so for small lists, a doubly linked list is very inefficient.
A Zip List stores elements sequentially in a Redis String. Each element has a small header that stores the length and data type of the element...
Displaying the Indian currency symbol on a website
...;
src: local('☺'), url(data:font/truetype;charset=utf-8;base64,AAEAAAANAIAAAwBQRkZUTVen5G0AAADcAAAAHEdERUYAQAAEAAAA+AAAACBPUy8yRQixzQAAARgAAABgY21hcGmyCE0AAAF4AAABamdhc3D//wADAAAC5AAAAAhnbHlmmuFTtAAAAuwAABAoaGVhZPOmAG0AABMUAAAANmhoZWELSAQOAAATTAAAACRobXR4KSwAAAAAE3AAAABMbG9jYUCgSLQAAB...
What does |= (ior) do in Python?
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Brandon RhodesBrandon Rhodes
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How do you save/store objects in SharedPreferences on Android?
...ghly coupled and scattered at the same time.
– Miha_x64
Jul 11 '18 at 20:35
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Preferred method to store PHP arrays (json_encode vs serialize)
... was roughly 39.99% faster than unserialize()
– user1642018
Jul 28 '14 at 3:05
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Interesting: if...
How to get line count of a large file cheaply in Python?
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645
One line, probably pretty fast:
num_lines = sum(1 for line in open('myfile.txt'))
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Advantage of switch over if-else statement
...ark Ransom
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CSS3's border-radius property and border-collapse:collapse don't mix. How can I use border-radius to
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If you want a CSS-only solution (no need to set cellspacing=0 in the HTML) that allows for 1px ...
How to copy directories in OS X 10.7.3?
... Just two cents about copy folders from command line: ditto command ss64.com/osx/ditto.html PS. Unlike cp -R, if the destination folder already exists, the existing contents will be merged with the contents of the folder being copied.
– Alexander Hramov
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