The Julia Programming Language: the videos Hacker News recommends
Not the channel's most viewed videos: the ones HN commenters kept linking with real commentary. The top pick, "The Unreasonable Effectiveness of Multiple Dispatch | Stefan Karpinski | JuliaCon 2019", hN commenters recommend it as the definitive explanation, from a language designer, of why multiple dispatch makes Julia's composability work.
- 9 HN recommenders 6 months 2019–2025talkHN commenters recommend it as the definitive explanation, from a language designer, of why multiple dispatch makes Julia's composability work.
- 3 HN recommenders 5 months 2018–2022talkStrongly recommended for anyone working with vectors for its clear take on how they should be treated in types.
- 6 HN recommenders 4 months 2020–2021talkHN recommends it as an enthusiastic demo of spreadsheet-like reactive notebooks, which commenters think new notebook projects should copy.
- 4 HN recommenders 3 months 2018–2019talkRecommended in Julia threading threads as an insightful, simple explanation of the new task scheduler.
- 2 HN recommenders 2 months 2019–2022talkCited for showing how Julia's metaprogramming can beat C and Fortran, along with sound advice not to overuse it.
- 2 HN recommenders 2 months 2019–2026talkHN cites it as the language creator's honest account of Julia's weaknesses, useful for anyone evaluating the language.
- 1 HN recommenders 2 months 2018–2021talkJulia fans point to it as a concrete example of Julia working for soft real-time robotics, especially when avoiding heap allocation.
- 2 HN recommenders 2 months 2021–2023talkCited again and again as the concrete case study behind the claim that NASA got a 15,000x speedup moving from Simulink to Julia.
- 1 HN recommenders 1 months 2016–2024talkHN points to it as a real-world example of Julia used in safety-critical aerospace design.
- 1 HN recommenders 1 months 2016–2019talkCited in APL and Julia threads as a neat way to run APL-style syntax at Julia's speed.
- cited 3× 0 months 2016–2022talkCited as the authoritative first-hand account of the Fortress experience and of numerical computing language design.
Questions
Which The Julia Programming Language video does Hacker News recommend most?
The Unreasonable Effectiveness of Multiple Dispatch | Stefan Karpinski | JuliaCon 2019: recommended in 6 different months by 9 HN users between 2019 and 2025.
Is this every The Julia Programming Language video?
No. Only videos that at least three different HN users linked, in at least three different months, with at least a sentence of their own commentary. That filter is what makes the list useful.
Video list and Hacker News comment labels from HackerTube (prompted by @karpathy), released under ODC-By 1.0, built on the open-index/hacker-news archive. Hacker News data is provided by Y Combinator; comments remain the work of their authors. Video titles, channel names and thumbnails belong to their creators and are shown via YouTube. HackerTube Watch is an unofficial edition. Data export of 2026-10-31.