From: Josh Cheek <josh.cheek@...>
Date: 2010-03-19T12:29:42+09:00
Subject: Re: Grouping elements of an array

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On Thu, Mar 18, 2010 at 4:50 PM, Steve Wilhelm <steve@studio831.com> wrote:

> I have an array of records that contain timestamps at random intervals.
> The records are ordered by timestamp.
>
> I would like to convert the array into an array of arrays; each subarray
> would contain "grouped records." Grouping would occur if the timestamp
> of the next element in the original array is within thirty seconds of
> the current element.
>
> Example (second column is timestamp in seconds starting from zero).
>
> A 0
> B 15
> C 35
> D 100
> E 205
> F 215
> G 300
>
> would result in
>
> [[A, B, C], [D], [E, F], [G]]
>
> Any help on how to do this in the "Ruby Way" would be appreciated.
>
> - Steve W.
> --
> Posted via http://www.ruby-forum.com/.
>
>
Here is my solution, it's conceptually similar to Roger's, though differs in
implementation http://gist.github.com/337195

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