Hacker News on Wednesday, 25 December 2024

Merry Christmas Everyone

1321 points by joshagilend 1 year ago | 338 comments

An Ask HN-style thread wishing users Merry Christmas and inviting them to share favorite Christmas memories, with one reply so far.

That's not an abstraction, that's a layer of indirection(fhur.me)

546 points by fagnerbrack 1 year ago | 213 comments

A blog post arguing that many so-called abstractions in codebases are merely layers of indirection that add complexity and hurt performance without real value.

This open problem taught me what topology is [video](youtube.com)

469 points by surprisetalk 1 year ago | 76 comments

A 3Blue1Brown YouTube video explaining topology through an open mathematical problem.

Portspoof: Emulate a valid service on all 65535 TCP ports(github.com)

398 points by nateb2022 1 year ago | 141 comments

GitHub repository for Portspoof, a tool that makes all 65535 TCP ports appear open and emulates valid service signatures to confuse port scanners.

Ruby 3.4.0(ruby-lang.org)

377 points by aaronbrethorst 1 year ago | 227 comments

Official Ruby release announcement for version 3.4.0, adding the `it` block parameter, Prism as default parser, Happy Eyeballs v2, YJIT improvements, and Modular GC.

T * sin (t)' ≈ Ornamented Christmas Tree (2013)(community.wolfram.com)

362 points by ryeguy_24 1 year ago | 39 comments

An animated GIF of a spiral Christmas tree made of colored particles, generated in Mathematica from the parametric curve t·sin(t).

Show HN: I made a website to semantically search ArXiv papers(papermatch.mitanshu.tech)

295 points by Quizzical4230 1 year ago | 95 comments

Show HN: FixBrowser – a lightweight web browser created from scratch(fixbrowser.org)

292 points by jezek2 1 year ago | 135 comments

Server-Sent Events (SSE) Are Underrated(igorstechnoclub.com)

288 points by Igor_Wiwi 1 year ago | 127 comments

F*: A proof oriented general purpose programming language(fstar-lang.org)

242 points by akkad33 1 year ago | 59 comments

CRT Simulation in a GPU Shader, Looks Better Than Black Frame Insertion(blurbusters.com)

207 points by bangonkeyboard 1 year ago | 69 comments

Sherlock: Hunt down social media accounts by username across 400 social networks(sherlockproject.xyz)

205 points by leonry 1 year ago | 117 comments

Guide to mechanical keyboards(arstechnica.com)

198 points by Bluestein 1 year ago | 213 comments

Air missile accident emerges as probable cause of Azerbaijan E190tragedy(euronews.com)

175 points by bratao 1 year ago | 108 comments

Into CPS, Never to Return(bernsteinbear.com)

121 points by g0xA52A2A 1 year ago | 41 comments

Three-quarters of the land is drying out, 'redefining life on Earth'(grist.org)

120 points by rntn 1 year ago | 61 comments

A pilot raced through the airport to surprise the woman who saved his life(cnn.com)

117 points by ValentineC 1 year ago | 19 comments

Ask HN: What skills do you want to develop or improve in 2025?

111 points by meridion 1 year ago | 111 comments

I thought I found a bug(os2museum.com)

110 points by MBCook 1 year ago | 23 comments

Ask HN: Resources for general purpose GPU development on Apple's M* chips?

107 points by thinking_banana 1 year ago | 62 comments

Installing OpenWRT on an Unsupported Router(radiosocial.de)

96 points by _Microft 1 year ago | 8 comments

PixLens: A lens that turns the scenery you see into pixel art(monoli-shop.com)

88 points by miles 1 year ago | 26 comments

38th Chaos Communication Congress(events.ccc.de)

81 points by tannhaeuser 1 year ago | 4 comments

Show HN: Map of YC Startups(yc-map.vercel.app)

80 points by yoouareperfect 1 year ago | 34 comments

A Taping of 'Curb Your Enthusiasm' Saved an Innocent Man from Death Row (2017)(innocenceproject.org)

77 points by nadermx 1 year ago | 59 comments

A design flaw in the Windows 3D Pipes screen saver pointed out by a customer(devblogs.microsoft.com)

61 points by paulmooreparks 1 year ago | 10 comments

Mullvad Review of 2024(mullvad.net)

54 points by amirmasoudabdol 1 year ago | 22 comments

I Saved an Electron Microscope from the Trash [video](youtube.com)

52 points by starbugs 1 year ago | 13 comments

Coupling nitrogen-vacancy center spins in diamond to a grape dimer(journals.aps.org)

51 points by bookofjoe 1 year ago | 25 comments

Is Christmas Efficient? (2013)(marginalrevolution.com)

42 points by arcdefoo 1 year ago | 20 comments

400TB Single Cluster: OceanBase Powers Kwai`s Core Business(oceanbase.github.io)

40 points by jinqueeny 1 year ago | 5 comments

Christmas Punch Requires a Formerly Forbidden Fruit(atlasobscura.com)

40 points by juanplusjuan 1 year ago | 15 comments

Phugoid(en.wikipedia.org)

37 points by thunderbong 1 year ago | 13 comments

Ask HN: What is the best thing you read in 2024?

36 points by hubraumhugo 1 year ago | 38 comments

News for Ruby 3.4.0(docs.ruby-lang.org)

34 points by ksec 1 year ago | 2 comments

High housing prices are caused by government's zoning laws(nahro.org)

32 points by madihaa 1 year ago | 36 comments

Brazilian velvet ant is ultrablack(nytimes.com)

30 points by bookofjoe 1 year ago | 20 comments

Spoiler Alert: 'Star Trek: Discovery' Officially Erased from Canon(cosmicbook.news)

27 points by taubek 1 year ago | 30 comments

The Rise and Future Fall of MicroStrategy(medium.com)

27 points by noch 1 year ago | 29 comments

Ants vs. Humans: Putting Group Smarts to the Test(wis-wander.weizmann.ac.il)

26 points by thunderbong 1 year ago | 9 comments

Subprocess: Don't close all file descriptors by default (close_fds=False)(bugs.python.org)

25 points by luu 1 year ago | 18 comments

ScyllaDB no longer open source(forum.scylladb.com)

24 points by superq 1 year ago | 14 comments

Hertz Desperate to Unload Tesla Inventory, Asking Customers to Buy Rentals(jalopnik.com)

23 points by bookofjoe 1 year ago | 12 comments

Ask HN: Practical Tips to Stay Productive?

21 points by sujayk_33 1 year ago | 18 comments

Early Christian Writings(earlychristianwritings.com)

16 points by handfuloflight 1 year ago | 2 comments

50 Years Ago: Celebrating the Influential Intel 8080(intel.com)

14 points by 9front 1 year ago | 1 comments

Show HN: Caravan, a flexible, transport-based logging system for TypeScript apps(github.com)

12 points by carlos-menezes 1 year ago | 1 comments

Solar, EVs and a Big Exit from Coal: 2024's Good Climate News(bloomberg.com)

12 points by toomuchtodo 1 year ago | 1 comments

AI-Generated Images Discourage Me from Reading Your Blog(nelson.cloud)

12 points by nelsonfigueroa 1 year ago | 1 comments

Luigi Mangione Prosecutors Have a Jury Problem: 'So Much Sympathy'(newsweek.com)

9 points by donsupreme 1 year ago | 0 comments

South Korea's population faces point of no return(newsweek.com)

8 points by GeoAtreides 1 year ago | 2 comments

Advent of OS/2(uninformativ.de)

8 points by zdw 1 year ago | 1 comments

Progressive Loss of Function in a Limb Enhancer During Snake Evolution (2016)(cell.com)

6 points by sandwichsphinx 1 year ago | 2 comments

The rock houses of England's last cave people(bbc.co.uk)

4 points by gnufx 1 year ago | 1 comments

Clap to Find My Phone App(getmobi.ai)

4 points by mobiletech 1 year ago | 2 comments

Ask HN: What Motivates you to keep going?

4 points by Jaedon_Proctor 1 year ago | 3 comments

Optimality of Frequency Moment Estimation(eccc.weizmann.ac.il)

4 points by cryptohell 1 year ago | 1 comments

From Papyrus to Preprints(joinreboot.org)

4 points by folump 1 year ago | 0 comments

Controllable Christmas Lights(mathlin.co.uk)

3 points by thunderbong 1 year ago | 0 comments