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Replacing JNI with Project Panama FFM, Compact Object Headers, and TreeSHAP

https://www.reddit.com/r/java/comments/1xvdd0i/smile_720_on_java_25_replacing_jni_with_project/
1•haifeng•1m ago•0 comments

Your room can be as bright as the outdoors (2019)

https://www.benkuhn.net/lux/
1•mday404•1m ago•1 comments

Tang Nano 20K FPGA replaces chips on a TRS-80 CoCo 1/2 to make it a CoCo 3

https://hackaday.com/2026/11/12/upgrade-your-coco-the-modern-way/
2•andrewstuart•2m ago•0 comments

I Used to Be Excited About Software Conferences. AI KILLed That

https://medium.com/@badrbellaj/i-used-to-be-excited-about-software-conferences-not-so-much-anymor...
1•bellajbadr•2m ago•0 comments

Agda v2.9.0

https://github.com/agda/agda/releases/tag/v2.9.0
2•qbane•3m ago•0 comments

Jensen Huang lost his job. Wall Street lost its biggest prize

https://www.nytimes.com/2026/11/13/business/jensen-huang-nvidia-wall-street.html
1•rndsignals•3m ago•0 comments

Nvidia Approached Arm CEO Haas to Succeed Huang

https://www.reuters.com/business/media-telecom/arms-haas-approached-by-nvidia-board-part-ceo-sear...
1•NeuraCryption•4m ago•0 comments

Hex – Local Voice Dictation for Linux, Windows, and Mac

https://anoma.ly/hex/
1•Curiositry•5m ago•0 comments

LLM's Play Zachtronics' SpaceChem

https://spacechem.wincon.dev/
1•fairestvalue•7m ago•0 comments

Kalshi ditches Trump Jr. as advisor; CEO admitted "optics" weren't good

https://arstechnica.com/tech-policy/2026/11/trump-jr-out-as-kalshi-advisor-after-his-firms-big-in...
1•PaulHoule•8m ago•0 comments

Live-migration support in FreeBSD and bhyve coming

https://gyptazy.com/blog/freebsd-bhyve-live-migration-support-rfc/
2•JohnDohnBohn•8m ago•1 comments

Grief, Gaps, and Glitches

https://karthikeyankc.com/life/grief-gaps-and-glitches/
2•speckx•9m ago•0 comments

Show HN: Tinbo – yet another (modern) link shortener

https://tinbo.co/
2•gothy•12m ago•0 comments

The AI megatrade's mounting portfolio concentration risk problem

https://www.ft.com/content/2f4d39dd-dee8-4620-996d-3fe978b7522b
2•petethomas•14m ago•0 comments

Orienting to 1 year AGI timelines

https://www.lesswrong.com/posts/biFHYdJnMSCmW9Xou/orienting-to-1-year-agi-timelines
2•gmays•14m ago•0 comments

No AI Slop: A Manifesto

https://www.slopmanifesto.com/
7•bankombinator•15m ago•1 comments

Show HN: College Basketball Stats and Predictions

https://fijimf.com/
3•JackFr•19m ago•0 comments

Most affairs don't matter much. Nvidia Jensen's blunder will rock the world

https://www.theregister.com/columnists/2026/11/13/most-affairs-dont-matter-except-to-the-people-i...
3•CrankyBear•20m ago•0 comments

Ghost Writing: On AI Before AI

https://lithub.com/ghost-writing-on-ai-before-ai/
2•CGMthrowaway•20m ago•0 comments

ArchitectureKit 1.0 for Rust is There

https://github.com/thenativeweb/architecturekit-rust
2•goloroden•20m ago•0 comments

We Are Not Competing with Other Consultancies Anymore

https://www.mecanoconsulting.com/article?slug=not-competing-with-consultancies-anymore
2•Hitech-Redneck•21m ago•0 comments

Someone's Impersonating This Blog

https://mattbee.mataroa.blog/p/someones-impersonating-this-blog/
8•speckx•26m ago•0 comments

Ed Zitron on CNN's Laura Coates Live 11/12/26

https://www.youtube.com/watch?v=Mn2HhRx0NgY
3•Betelbuddy•28m ago•0 comments

Resend – Migrating our email API to go

https://resend.com/blog/migrating-our-email-api-to-go
4•mateus-resende•32m ago•0 comments

Everyone is learning the wrong lesson from Hugging Face

https://blog.karthiktadepalli.com/p/hugging-face
2•gmays•32m ago•0 comments

Bessent: Commerce did not add Megaspeed to export control list

https://www.youtube.com/watch?v=F4qT2hRAcdE
2•Betelbuddy•33m ago•0 comments

Waiting a little saves us over 50% on inference

https://tesseracted.com/the-price-of-patience/
2•kkm•33m ago•0 comments

Jax Examples for Beginners (Dive into ML Fundamentals)

https://github.com/aymericdamien/JAX-Examples
3•aymericdamien•34m ago•0 comments

30x more efficient Diffusion language model for Translation

https://dlmtranslate.com/
2•anuarsh•34m ago•0 comments

AMD Launches Zen 6 Venice Based Epyc CPUs

https://www.semiaccurate.com/2026/11/12/amd-launches-zen-6-venice-based-epyc-cpus/
2•lumpa•35m ago•0 comments
Open in hackernews

Ask HN: How do you get into systems programming

13•otherayden•1y 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•1y 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•1y 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•1y 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•1y 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•1y 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