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Finding sum of elements in Swift array
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This is the easiest/shortest method I can find.
Swift 3 and Swift 4:
let multiples = [...]
let sum = multiples.reduce(0, +)
print("Sum of Array is : ", sum)
Swift 2:
let multiples = [...]
sum = multiples.reduce(0, combine: +)
Some more info...
How do I shuffle an array in Swift?
...t:
sendable RNGs (that can reproduce a "random" sequence when needed for testing)
RNGs that sacrifice robustness for speed
RNGs that produce non-uniform distributions
...and still make use of the nice new "native" random APIs in Swift.
The rest of this answer concerns such RNGs and/or their use...
What’s the difference between ScalaTest and Scala Specs unit test frameworks?
Both are BDD (Behavior Driven Development) capable unit test frameworks for Scala written in Scala. And Specs is built upon may also involve the ScalaTest framework. But what does Specs offer ScalaTest doesn't? What are the differences?
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Get week of year in JavaScript like in PHP
... the links provided and that posted eariler by Dommer. It has been lightly tested against results at http://www.merlyn.demon.co.uk/js-date6.htm#YWD. Please test thoroughly, no guarantee provided.
Edit 2017
There was an issue with dates during the period that daylight saving was observed and years ...
Get an OutputStream into a String
...the common's APIs so when you encounter a problem, you can unleash a fully tested and community owned solution.
– Bob Herrmann
Oct 20 '08 at 0:53
15
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When should null values of Boolean be used?
... started to convert my boolean s to Boolean s. This can cause crashes in tests such as
14 Answers
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How to overload functions in javascript?
...nerHTML
} else if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
(jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value )) &&
!wrapMap[ (rtagName.exec( value ) || ["", ""])[1].toLowerCase() ] ) {
value = value.replace(...
Mark parameters as NOT nullable in C#/.NET?
...scure edge case, combined with there being a typo, combined with a lack of tests around that code, you'd end up with a problem. By that point I think you have bigger problems though :)
– Jon Skeet
Nov 29 '11 at 6:49
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Merging objects (associative arrays)
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You'll need the test source.hasOwnProperty(property) to make sure you only copy the immediate properties over. As it is, this could will copy all properties including those derived from Object.prototype
– bucabay
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Process escape sequences in a string in Python
...erent manifestations on both Python 2 and 3.
>>> s = 'naïve \\t test'
>>> print(s.encode('utf-8').decode('unicode_escape'))
naïve test
Well, that's wrong.
The new recommended way to use codecs that decode text into text is to call codecs.decode directly. Does that help?
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