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Array to Hash Ruby
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@tester, the * is called the splat operator. It takes an array and converts it a literal list of items. So *[1,2,3,4] => 1, 2, 3, 4. In this example, the above is equivalent to doing Hash["item 1", "item 2", "item 3", "item 4"]. And Hash has a [] method that accepts a list of ar...
Concatenating two one-dimensional NumPy arrays
I have two simple one-dimensional arrays in NumPy . I should be able to concatenate them using numpy.concatenate . But I get this error for the code below:
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How to remove element from array in forEach loop?
I am trying to remove an element in an array in a forEach loop, but am having trouble with the standard solutions I've seen.
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Creating a comma separated list from IList or IEnumerable
...et 4.0 Solutions
IEnumerable<string> can be converted into a string array very easily with LINQ (.NET 3.5):
IEnumerable<string> strings = ...;
string[] array = strings.ToArray();
It's easy enough to write the equivalent helper method if you need to:
public static T[] ToArray(IEnumer...
Sorting an IList in C#
...nnot sort an IList<T> in-place through the interface except by using ArrayList.Adapter method in my knowledge.
– Tanveer Badar
Aug 28 '14 at 11:11
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How to create a simple map using JavaScript/JQuery [duplicate]
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Updated my answer to use a new Object() instead of new Array(). See this article
– Simen Echholt
Nov 22 '10 at 15:55
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ActiveRecord.find(array_of_ids), preserving order
When you do Something.find(array_of_ids) in Rails, the order of the resulting array does not depend on the order of array_of_ids .
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Why doesn't JavaScript have a last method? [closed]
Its kinda weird that the JavaScript Array class does not offer a last method to retrieve the last element of an array. I know the solution is simple (Ar[Ar.length-1] ), but, still, this is too frequently used.
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How to use Namespaces in Swift?
...y with Frameworks, but also with the Standard Library. You can "overwrite" Array, for example. Then "Array" refers to your own custom Array class, and Standard Library's Array is available as "Swift.Array".
– George
Aug 10 '14 at 18:47
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Python csv string to array
...mple library or function to parse a csv encoded string and turn it into an array or dictionary?
10 Answers
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