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How to do associative array/hashing in JavaScript
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Use JavaScript objects as associative arrays.
Associative Array: In simple words associative arrays use Strings instead of Integer numbers as index.
Create an object with
var dictionary = {};
JavaScript allows you to add properties to objects by using the fol...
Read lines from a file into a Bash array [duplicate]
I am trying to read a file containing lines into a Bash array.
6 Answers
6
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How do I search within an array of hashes by hash values in ruby?
I have an array of hashes, @fathers.
4 Answers
4
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How can I force Powershell to return an array when a call only returns one object?
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Define the variable as an array in one of two ways...
Wrap your piped commands in parentheses with an @ at the beginning:
$serverIps = @(gwmi Win32_NetworkAdapterConfiguration
| Where { $_.IPAddress }
| Select -Expand IPAddress
| Wher...
Javascript swap array elements
Is there any simpler way to swap two elements in an array?
31 Answers
31
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“Cloning” row or column vectors
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Here's an elegant, Pythonic way to do it:
>>> array([[1,2,3],]*3)
array([[1, 2, 3],
[1, 2, 3],
[1, 2, 3]])
>>> array([[1,2,3],]*3).transpose()
array([[1, 1, 1],
[2, 2, 2],
[3, 3, 3]])
the problem with [16] seems to be that the tran...
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 Remove Array Element and Then Re-Index Array?
I have some troubles with an array. I have one array that I want to modify like below. I want to remove element (elements) of it by index and then re-index array. Is it possible?
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Checking to see if one array's elements are in another array in PHP
I have two arrays in PHP as follows:
7 Answers
7
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How to convert an array into an object using stdClass() [duplicate]
I have made the following array:
8 Answers
8
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