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Can hash tables really be O(1)?
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edited May 5 '10 at 8:21
answered May 5 '10 at 7:51
Mar...
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)...
using awk with column value conditions
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132
If you're looking for a particular string, put quotes around it:
awk '$1 == "findtext" {print $...
How to automatically generate N “distinct” colors?
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82
You can use the HSL color model to create your colors.
If all you want is differing hues (likel...
How to check an Android device is HDPI screen or MDPI screen?
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222
density = getResources().getDisplayMetrics().density;
// return 0.75 if it's LDPI
// return 1...
Which maven dependencies to include for spring 3.0?
... do my first project with Spring 3.0 (and maven). I have been using Spring 2.5 (and primer versions) in quite some projects. Nevertheless I am kinda confused, what modules I have to define as dependencies in my pom.xml. I just want to use the core container functions (beans, core, context, el).
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Does anyone know what the new Exit icon is used for when editing storyboards using Xcode 4.5?
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Dmitry Minkovsky
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answered Sep 25 '12 at 0:50
Cal SCal S
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Calculate the center point of multiple latitude/longitude coordinate pairs
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Naming of enums in Java: Singular or Plural?
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2 Answers
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