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Remove an item from array using UnderscoreJS
...sing plain JavaScript, this has been answered already: remove objects from array by object property.
Using underscore.js, you could combine .findWhere with .without:
var arr = [{
id: 1,
name: 'a'
}, {
id: 2,
name: 'b'
}, {
id: 3,
name: 'c'
}];
//substract third
arr = _...
Javascript Array.sort implementation?
Which algorithm does the JavaScript Array#sort() function use? I understand that it can take all manner of arguments and functions to perform different kinds of sorts, I'm simply interested in which algorithm the vanilla sort uses.
...
How to normalize a NumPy array to within a certain range?
After doing some processing on an audio or image array, it needs to be normalized within a range before it can be written back to a file. This can be done like so:
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Reading CSV file and storing values into an array
... the original answerer was attempting to populate csv with a 2 dimensional array - an array containing arrays. Each item in the first array contains an array representing that line number with each item in the nested array containing the data for that specific column.
var csv = from line in lines
...
converting Java bitmap to byte array
...Try something like this:
Bitmap bmp = intent.getExtras().get("data");
ByteArrayOutputStream stream = new ByteArrayOutputStream();
bmp.compress(Bitmap.CompressFormat.PNG, 100, stream);
byte[] byteArray = stream.toByteArray();
bmp.recycle();
...
Why do Lua arrays(tables) start at 1 instead of 0?
...g think it is damned weird to start counting at zero. By adopting 1-based array and string indexing, the Lua designers avoided confounding the expectations of their first clients and sponsors.
Although I too found them weird at the beginning, I have learned to love 0-based arrays. But I get by OK...
What's the need of array with zero elements?
...nt of a structure with more than one named member may
have an incomplete array type; this is called a flexible array member. In most situations,
the flexible array member is ignored. In particular, the size of the structure is as if the
flexible array member were omitted except that it may ...
How do I remove blank elements from an array?
I have the following array
20 Answers
20
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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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Converting between strings and ArrayBuffers
...monly accepted technique for efficiently converting JavaScript strings to ArrayBuffers and vice-versa? Specifically, I'd like to be able to write the contents of an ArrayBuffer to localStorage and to read it back.
...