Blog · corpus.blog/blogs/johnjr.dev
johnjr.dev
johnjr.dev · Personal developer blogs · English
- Posts on record
- 18
- First published
- 8 January 2017
- Last published
- 5 June 2026
- Feed
- johnjr.dev/index.xml
- Language
- English
- Category
- Personal developer blogs
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Recent posts
11 Dec 2025
10 Feb 2025
Improving the check if an object is in a Set/HashMap data structure in Ruby by using better comparisons, memoization, and object orientation practicesoriginal ↗
13 Mar 2023
11 May 2022
22 Jul 2021
29 Mar 2017
26 Feb 2017
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