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How to remove an element from an array in Swift
How can I unset/remove an element from an array in Apple's new language Swift?
18 Answers
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Best way to reverse a string
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public static string Reverse( string s )
{
char[] charArray = s.ToCharArray();
Array.Reverse( charArray );
return new string( charArray );
}
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How do I get an empty array of any size in python?
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If by "array" you actually mean a Python list, you can use
a = [0] * 10
or
a = [None] * 10
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Convert a matrix to a 1 dimensional array
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That's a vector, and not a 1-d array.
– hadley
Sep 29 '10 at 20:35
hmm. Th...
How to return a part of an array in Ruby?
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Yes, Ruby has very similar array-slicing syntax to Python. Here is the ri documentation for the array index method:
--------------------------------------------------------------- Array#[]
array[index] -> obj or nil
ar...
What is the JavaScript >>> operator and how do you use it?
I was looking at code from Mozilla that add a filter method to Array and it had a line of code that confused me.
7 Answers
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How to use WHERE IN with Doctrine 2
...wing line of code:
$qb->add('where', $qb->expr()->in('r.winner', array('?1')));
Wrapping the named parameter as an array causes the bound parameter number issue. By removing it from its array wrapping:
$qb->add('where', $qb->expr()->in('r.winner', '?1'));
This issue should be...
Loop through an array php
I have this array... how do you print each of the filepath and filename? What is the best way to do this?
5 Answers
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Why does Java's Arrays.sort method use two different sorting algorithms for different types?
Java 6's Arrays.sort method uses Quicksort for arrays of primitives and merge sort for arrays of objects. I believe that most of time Quicksort is faster than merge sort and costs less memory. My experiments support that, although both algorithms are O(n log(n)). So why are different algorithms us...
Sort JavaScript object by key
...that iterate over property keys do so in the same order:
First all Array indices, sorted numerically.
Then all string keys (that are not indices), in the order in which they were created.
Then all symbols, in the order in which they were created.
So yes, JavaScript objects are in fa...