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dotJS 2019 - James Long - CRDTs for Mortals

dotconferences · talk · Watch on YouTube

Web developmentDistributed systemsAlgorithms & data structures

What it is

James Long's dotJS 2019 talk on how CRDTs enable local-first apps and how simple they can be to implement. He shows how to use them to build robust offline-capable frontends.

Why Hacker News recommends it

Recommended as an approachable introduction to CRDTs and the local-first idea behind apps like Actual.

  • 3 people recommended it
  • 4 different months
  • 1 strong recommendations
  • first 2020, last 2023

What HN commenters said

  1. “the same one who made a great talk on using CRDTs called CRDTs for Mortals”

    Great talk that inspired local-first apps.

    satvikpendem, 2023-10 · Strong recommendation · in “Actual is going open-source”

  2. “Really useful if anyone else wonders what's the problem with wall clock timestamps.”

    Explains problem with wall clock timestamps and CRDTs.

    raihansaputra, 2020-06 · Recommendation · in “One word in PostgreSQL unlocked a 9x performance improvement”

  3. “Something that we have researched and think it has a lot of potential”

    Promising simple sync implementation by James Long.

    azteceagle, 2021-10 · Recommendation · in “Downsides of Offline First”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: crdt, local-first, sync, javascript, offline apps

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