Tech News | FactFlow

I dug into the Postgres sources to write my own WAL receiver

Article URL: https://medium.com/@mailbox.sq7/a-long-story-about-how-i-dug-into-the-postgresql-source-code-to-write-my-own-wal-receiver-and-what-53fd251d8f25 Comments URL: https://news.ycombinator.com/item?id=47812973 Points: 30 # Comments: 2

Tech

Zero-Copy GPU Inference from WebAssembly on Apple Silicon

Article URL: https://abacusnoir.com/2026/04/18/zero-copy-gpu-inference-from-webassembly-on-apple-silicon/ Comments URL: https://news.ycombinator.com/item?id=47820195 Points: 21 # Comments: 8

Tech

My first impressions on ROCm and Strix Halo

Article URL: https://blog.marcoinacio.com/posts/my-first-impressions-rocm-strix-halo/ Comments URL: https://news.ycombinator.com/item?id=47819823 Points: 18 # Comments: 1

Tech

NASA Shuts Off Instrument on Voyager 1 to Keep Spacecraft Operating

Article URL: https://science.nasa.gov/blogs/voyager/2026/04/17/nasa-shuts-off-instrument-on-voyager-1-to-keep-spacecraft-operating/ Comments URL: https://news.ycombinator.com/item?id=47820531 Points: 24 # Comments: 2

Tech

Dad brains: How fatherhood rewires the male mind

Article URL: https://www.bbc.com/future/article/20260417-fatherhood-how-the-male-brain-and-body-prepare-for-childcare Comments URL: https://news.ycombinator.com/item?id=47820046 Points: 36 # Comments: 11

Tech

NIST scientists create 'any wavelength' lasers

Article URL: https://www.nist.gov/news-events/news/2026/04/any-color-you-nist-scientists-create-any-wavelength-lasers-tiny-circuits Comments URL: https://news.ycombinator.com/item?id=47819453 Points: 111 # Comments: 56

Tech

Anonymous request-token comparisons from Opus 4.6 and Opus 4.7

Article URL: https://tokens.billchambers.me/leaderboard Comments URL: https://news.ycombinator.com/item?id=47816960 Points: 401 # Comments: 411

Tech

A story about how I dug into the PostgreSQL sources to write my own WAL receiver

Article URL: https://medium.com/@mailbox.sq7/a-long-story-about-how-i-dug-into-the-postgresql-source-code-to-write-my-own-wal-receiver-and-what-53fd251d8f25 Comments URL: https://news.ycombinator.com/item?id=47812973 Points: 7 # Comments: 1

Tech

Tesla brings its robotaxi service to Dallas and Houston

Tesla is expanding its robotaxi service to Dallas and Houston, according to a social media post from the company. The post says simply that “Robotaxi is now rolling out in Dallas & Houston 🤠” and includes a 14-second video showing Tesla vehicles driv

Tech

Any Color You Like: NIST Scientists Create 'Any Wavelength' Lasers

Article URL: https://www.nist.gov/news-events/news/2026/04/any-color-you-nist-scientists-create-any-wavelength-lasers-tiny-circuits Comments URL: https://news.ycombinator.com/item?id=47819453 Points: 39 # Comments: 6

Tech

Optimizing Ruby Path Methods

Article URL: https://byroot.github.io/ruby/performance/2026/04/18/faster-paths.html Comments URL: https://news.ycombinator.com/item?id=47819369 Points: 17 # Comments: 7

Tech

College instructor turns to typewriters to curb AI-written work

Article URL: https://sentinelcolorado.com/uncategorized/a-college-instructor-turns-to-typewriters-to-curb-ai-written-work-and-teach-life-lessons/ Comments URL: https://news.ycombinator.com/item?id=47818485 Points: 66 # Comments: 46

Tech

Graphs that explain the state of AI in 2026

Article URL: https://spectrum.ieee.org/state-of-ai-index-2026 Comments URL: https://news.ycombinator.com/item?id=47817581 Points: 55 # Comments: 36

Tech

UpCodes (YC S17) is hiring SDRs to help make construction more productive

Article URL: https://up.codes/careers?utm_source=HN Comments URL: https://news.ycombinator.com/item?id=47817473 Points: 0 # Comments: 0

Tech

PgQue: Zero-Bloat Postgres Queue

Article URL: https://github.com/NikolayS/pgque Comments URL: https://news.ycombinator.com/item?id=47817349 Points: 47 # Comments: 3