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kanwei
algorithms
Ruby2015–2024
kanwei / algorithms

algorithms

Ruby algorithms and data structures. C extensions

2Distinct people
2Mentions
0Explicit recommenders
2.7KGitHub stars
REPOSITORY AT A GLANCE

What to know before exploring

What it is

Ruby algorithms and data structures. C extensions

GitHub

Where it is used

No documented product use has been verified yet.

What people are saying

No recommendation phrase was found in the indexed comments.

No classified warning is attached to this page. Read the discussions before treating silence as approval.

Also in these discussions

No other repository is repeatedly linked in the same discussions.

This week on Hacker News

Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 12:54:37 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by year2 dated mentions

Observed mentions: 2015-09-21 09:02:16 UTC to 2024-04-05 04:23:20 UTC.

012015-01-01 00:00:00 UTC to 2016-01-01 00:00:00 UTC (exclusive): 1 mentions; 1 submissions, 0 comments20152016-01-01 00:00:00 UTC to 2017-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2017-01-01 00:00:00 UTC to 2018-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2018-01-01 00:00:00 UTC to 2019-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2019-01-01 00:00:00 UTC to 2020-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments20192020-01-01 00:00:00 UTC to 2021-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2021-01-01 00:00:00 UTC to 2022-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2022-01-01 00:00:00 UTC to 2023-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2023-01-01 00:00:00 UTC to 2024-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2024-01-01 00:00:00 UTC to 2025-01-01 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 comments2024

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges
UTC ranges include their start and exclude their end. Select a period to filter the source evidence.
PeriodStart (UTC)End (exclusive, UTC)MentionsSubmissionsComments
20152015-01-01 00:00:00 UTC2016-01-01 00:00:00 UTC110
20162016-01-01 00:00:00 UTC2017-01-01 00:00:00 UTC000
20172017-01-01 00:00:00 UTC2018-01-01 00:00:00 UTC000
20182018-01-01 00:00:00 UTC2019-01-01 00:00:00 UTC000
20192019-01-01 00:00:00 UTC2020-01-01 00:00:00 UTC000
20202020-01-01 00:00:00 UTC2021-01-01 00:00:00 UTC000
20212021-01-01 00:00:00 UTC2022-01-01 00:00:00 UTC000
20222022-01-01 00:00:00 UTC2023-01-01 00:00:00 UTC000
20232023-01-01 00:00:00 UTC2024-01-01 00:00:00 UTC000
20242024-01-01 00:00:00 UTC2025-01-01 00:00:00 UTC101

What Hacker News says

2 sources
Defining a new class is probably the most Ruby way to do it. There are two implementations that define a new class: rb_heap[1] and algorithms[2]. However, algorithms[2] use a Fibonacci heap, which should technically have better time complexity but is slower in practice, and the library pulls in a lot of unnecessary stuff. rb_heap is good, although I think using a symbol to specify if it's a max/min heap is a little strange. There is something satisfying about using an array like Python. It's very straightforward and doesn't require you to convert back and forth between a queue and a array. That's an interesting idea to use Queue. I do need random access to implement the binary queue, so I'm not sure if Queue would work. 1. https://github.com/florian/rb_heap 2. https://github.com/kanwei/algorithms
In Ruby Heaps Inspired by Python

Ask HN: Ruby – what algorithms would you like to see?

Hi HN community! I'm learning Ruby for a few months and I must say I'm impressed. After seeing this gem (https://github.com/kanwei/algorithms) and that it is authored 1 year ago last time, I would like to create a gem with more algorithms (especially Machine Learning algorithms). What algorithms you still write on your own, which I could publish as a gem? Also, this was a GSoC project, do you think this could again be a GSoC project after 7 years? I'm thinking about implementing many of "data structure" algorithms in C, for Ruby. Thank you!
1 points · Open discussion

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