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The Signature Flicker

https://steipete.me/posts/2025/signature-flicker
1•tosh•1m ago•0 comments

Sayram Lake

https://en.wikipedia.org/wiki/Sayram_Lake
1•handfuloflight•3m ago•0 comments

Our king, our priest, our feudal lord – how AI is taking us back to dark ages

https://www.theguardian.com/commentisfree/2025/dec/26/ai-dark-ages-enlightenment
2•pseudolus•8m ago•0 comments

The AI Noise

https://rishi.monster/posts/time-intelligence-economy-part-1-the-ai-noise/
1•wawhal•9m ago•0 comments

The Optimal Architecture for Small Language Models

https://huggingface.co/blog/codelion/optimal-model-architecture
1•codelion•11m ago•0 comments

Blob Opera, Community Edition

https://opera.addy.ie
1•padolsey•19m ago•0 comments

Building an AI agent inside a 7-year-old Rails monolith

https://catalinionescu.dev/ai-agent/building-ai-agent-part-1/
3•cionescu1•23m ago•0 comments

Ask HN: How does Boardy achieve such low latency?

1•Norcim133•23m ago•0 comments

Fish-Inspired Filter That Removes over 99% of Microplastics

https://scitechdaily.com/scientists-develop-new-fish-inspired-filter-that-removes-over-99-of-micr...
3•Gaishan•26m ago•1 comments

Wheeler-Feynman theory for gravitational waves

https://arxiv.org/abs/2512.20692
1•jarekd•29m ago•0 comments

Enhancing HDR on Instagram for iOS with Dolby Vision

https://engineering.fb.com/2025/11/17/ios/enhancing-hdr-on-instagram-for-ios-with-dolby-vision/
1•Fiveplus•32m ago•0 comments

Python is a voluntary language (2011)

https://www.johndcook.com/blog/2011/10/26/python-is-a-voluntary-language/
2•tosh•33m ago•0 comments

A Review of Language Machines by Leif Weatherby

https://deontologistics.substack.com/p/computation-and-its-connotations
2•josefslerka•37m ago•0 comments

Intermission: Battle Pulses

https://acoup.blog/2025/12/18/intermission-battle-pulses/
2•Khaine•39m ago•0 comments

Show HN: WebAssembly Runtime for Python, Lua, Ruby and etc.

https://github.com/hubenchang0515/shift
2•planc0515•42m ago•1 comments

Odin: Moving Towards a New "core:OS"

https://odin-lang.org/news/moving-towards-a-new-core-os/
3•ksec•48m ago•0 comments

"AI Village" LLMs tracked down and spammed famous programmers email addresses

https://theaidigest.org/village
1•da_grift_shift•54m ago•1 comments

Show HN: Frame Toolkit – Media Tools Right in the Browser

https://www.frametoolkit.com/
2•kingreflex•1h ago•0 comments

Show HN: Seasons Come and Go – a calm overview of the natural rhythms around us

https://seasonscomeandgo.com/
1•vsupalov•1h ago•0 comments

5 years later, this laptop is still the best value you can buy

https://www.makeuseof.com/this-laptop-is-still-the-best-value-you-can-buy/
2•saikatsg•1h ago•1 comments

Psychopathy as a potential survival adaptation to early adversity

https://www.psypost.org/new-research-frames-psychopathy-as-a-potential-survival-adaptation-to-sev...
3•msolujic•1h ago•0 comments

I thought I was a "Free to Play" player until I audited my microtransactions

https://old.reddit.com/r/truegaming/comments/1pvhz32/i_thought_i_was_a_free_to_play_player_until_i/
2•db48x•1h ago•1 comments

Ruby::Box

https://docs.ruby-lang.org/en/master/Ruby/Box.html
3•tosh•1h ago•0 comments

SQLite AI

https://www.sqlite.ai
9•jonbaer•1h ago•10 comments

Show HN: AI Accel,Tension-based pruning framework(40% sparsity, 1.5-2x speedups)

https://github.com/wwes4/AI_Accel_1.5x
2•wwes369•1h ago•0 comments

Fisher Information in Kinetic Theory

https://arxiv.org/abs/2501.00925
1•tzury•1h ago•0 comments

Writing an NES Emulator in Haskell

https://arthi-chaud.github.io/posts/funes/
2•todsacerdoti•1h ago•0 comments

Flutter and React Native App Development in Coimbatore – Cross-Platform Pros

https://jeevantech.in/services/mobile-application-development-services/
1•Jeevandigital•1h ago•1 comments

The story of reinforcement-learning-with-verifiable-reward-rlvr

1•wsmhy2011•1h ago•0 comments

Demystifying Determinism in Durable Execution

https://jack-vanlightly.com/blog/2025/11/24/demystifying-determinism-in-durable-execution
1•PaulHoule•2h ago•1 comments
Open in hackernews

Ask HN: How do you get into systems programming

13•otherayden•8mo ago
Hi all!

I'm looking for recommendations on where to start with learning systems programming. Ideally, I'd like to be able to get to a point where I can make a living doing it, but currently I just want to do fun stuff to build up curiosity around it.

Here's all of the "low-level" stuff that I know so far / imagine being useful. I... - Have enough of an understanding of networking to write a toy HTTP server on top of TCP - Know enough C to write some basic terminal tools + window applications if needed (on Linux) - Love terminal tools like neovim + several core utils - Have dabbled with Arduino/ESP32 & communicating via USB over the serial port with a host pc - Am pretty decent with Python, and have been using it for like 10 years

Some things that I've been curious about in the past - Converting parts of python libraries from pure python to C/C++ bindings for better performance - Writing a terminal based file manager to work with Google Chrome - Actually contributing to chromium (my laptop is a potato though so all of my builds fail)

About me: I'm in my junior year of uni studying CS, and I've been able to make money doing web dev for the past 2 years of my degree. For many reasons including curiosity and the fact that AI makes me feel replaceable doing many frontend + backend tasks, though I'm very curious about getting into lower level programming.

Any help would be greatly appreciated!

Comments

abhisek•8mo ago
IMHO there is neither baseline nor “enough” when it comes to learning any programming language for any reasonably complex domain.

As you already know, C/C++ helps with low level software layers that interface with or manage hardware resources. In my experience, Go and Rust are also pretty much used as systems programming languages. For example, I use Go and EBPF to instrument systems calls on Linux kernel.

For me, most of my learning came from solving problems and building for specific use-cases. I think getting into builder mode and creating some cool will definitely accelerate your learning.

sargstuff•8mo ago
On software side, building an OS (distribution) from scratch provides a step above bare metal programming[0].

Provides familiarity with different types of things a kernel does via programs/scripts that make use of kernel.

Actually writing binary code for kernel bit can be done under qem[1][2]. aka don't need to buy actual hardware, can use 'software probes' to view what's going on, etc. Don't have to worry about 'crashing'/trashing box running on (just crash the qem software & loosing just what was done in qem session, if didn't save as 'export/save to external location outside of qem session')

"Reading OpenBSD source code daily (blog.tintagel.pl)" from [hn: 3] automated way to review code.

-----

[0] : https://www.linuxfromscratch.org/

[1] : qem for kernel developers - https://www.youtube.com/watch?v=LyWlpuntdU4

[2] : https://www.collabora.com/news-and-blog/blog/2017/01/16/sett...

[hn:3] : https://news.ycombinator.com/item?id=14521386

a_tartaruga•8mo ago
It sounds like you're doing the normal sort of things that systems people do to get started. The fact that you have lots of ideas to jump off of is very good. In general just follow all of your ideas down as far as you can to the base systems. Write the TCP implementation for your HTTP server and run it over the internet for example. You've only gone too far when you start worrying about noise and debugging looks like randomly grounding metal things.
theophilec•8mo ago
Oxide and Friends has an episode on the topic [1], I found interesting.

[1] : https://oxide-and-friends.transistor.fm/episodes/paths-into-...

noone_youknow•8mo ago
Sounds like you’re doing some interesting stuff and have a good, varied skill base to build on.

My advice would be to jump in and start working on kernel level stuff, or writing your own - IMO there’s no finer way to really “get” the low level concepts and the understanding you’ll build will really help with any other system-level stuff you do.

Not to plug, but if you were interested in getting involved in an existing project, my own toy kernel project[0] is at a point where there’s still lots of fun stuff left to do (both design- and implementation-wise) but a lot of the basic “project plumbing” and one-time machine setup stuff that people often get stuck on is already done, and I’d be glad to have the opportunity to share knowledge.

[0] : https://github.com/roscopeco/anos