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Pedro Rijo

Personal blog · pedrorijo.com/blogprogrammingwriting

Pedro Rijo writes Spaghetti and Hammers, a personal blog at pedrorijo.com about programming and writing. Since 2016, 4 different Hacker News readers have linked it 13 times, most often “An Intro to Mutation Testing”. It is still writing: the last post was on 2026-04-26, and you can follow it by feed.

Visit the blog
13mentions?
4HN people?
2016–2020first – last linked?
Links on Hacker News per year · peak 6 in 2016

Personal site of Pedro Rijo (@pedrorijo91). Writing about Scala, Java, Functional Programming, git, and whatever I find time to learn about.

Most-linked posts?

  1. An Intro to Mutation Testing
    2 people · 2 mentions · first linked 2019-02-19

What Hacker News says?

  1. I do :) Never had any problem where GPG would have helped me by certifying I was the author, but we never know... a quick guide if you need https://pedrorijo.com/blog/git-gpg/

    Comment linking /blog/git-gpg/

    on “Ask HN: Do you use a GPG key with GitHub?”
  2. Submitted Scala interview questions as a story · 61 points

    HN discussion
  3. and also http://pedrorijo.com/blog/scala-compiler-review-code-warning...

    Comment linking /blog/scala-compiler-review-code-warnings/

    on “Useful Scalac Options for Better Scala Development: Part 1”
  4. Submitted An Intro to Mutation Testing as a story · 2 points

    HN discussion
  5. Submitted Strings are not the type you are looking for as a story · 2 points

    HN discussion
  6. Submitted Why I quitted on Slack (during working hours) as a story · 2 points

    HN discussion
  7. Submitted Saving JSON to Scala Model – Part 2 as a story · 2 points

    HN discussion
  8. Submitted Think twice before using Tuples as a story · 1 points

    HN discussion
  9. Submitted An Intro to Mutation Testing as a story · 1 points

    HN discussion
  10. Submitted Some Functional Programmings concepts as a story · 1 points

    HN discussion
  11. Submitted Scala Enumerations – Return of the (Java) Jedi as a story · 1 points

    HN discussion
  12. Submitted About Scala enumerations as a story · 1 points

    HN discussion
  13. Submitted How to make the Scala compiler to review your code as a story · 1 points

    HN discussion

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