Show HN: Micasa – track your house from the terminal

https://micasa.dev/images/demo.webp
Log incidents with severity and location, link them to appliances and vendors, and resolve them when fixed. A vendor directory with contact info, quote history, and every job they've done for you. Attach files—manuals, invoices, photos—directly to projects and appliances. Stored in the same SQLite file.

Archaeologists find possible first direct evidence of Hannibal's war elephants

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Archaeologists in Córdoba, Spain, found a bone that may be from one of Hannibal's war elephants used in the Second Punic War. The bone, dated to the third century B.C.E, is the first elephant bone linked to that chronology found in Iberia and Europe.

Gemini 3.1 Pro

https://lh3.googleusercontent.com/JCgAdFZFMsgx8AZbHhRIx_RwHl1K9yRYOC13Q4rM6Ryo98Hp3xbgtPzAu2KAUWm7xL38oIbFi5G_qkwzjVvHMDryr0iKcvhPud9WStX2Jnoj3d8D3g=w1200-h630-n-nu-rw
Gemini 3.1 Pro is a highly intelligent model that outperforms Gemini 2.5 Pro in reasoning and multimodal capabilities. It has improved safety performance and satisfied child safety evaluations, with results available in the Gemini 3 Pro model card.

A terminal weather app with ASCII animations driven by real-time weather data

https://raw.githubusercontent.com/Veirt/weathr/main/docs/thunderstorm-night.gif
The program displays real-time weather with animated effects and auto-location detection. It can be customized with a config file or flags to change settings such as units and HUD visibility.

Pebble Production: February Update

https://repebble.com/assets/february-pebble-production-and-software-updates-0-image.png
Pebbleland is busy shipping 3 new hardware products with associated software. Production is in the final stages with waterproof testing and last minute tweaks.

Paged Out Issue #8 [pdf]

Paged Out! Institute's issue #8 is their biggest issue to date, with over 1 million downloads and a new web viewer for articles. The issue features various topics, including Breakout Model Synthesis, query-based compilers, and AgentRoam, a multimodal agent for exploring open-world games.

Choosing a Language Based on Its Syntax?

The user argues that people often judge programming languages based on their syntax rather than their semantics, which is a misguided approach as semantics are the foundation of a language. Experienced programmers tend to focus on the actual language semantics rather than syntax, and language designers should ignore opinions on minor syntactic decisions from inexperienced programmers.

Don't Trust the Salt: AI Summarization, Multilingual Safety, and LLM Guardrails

https://substackcdn.com/image/fetch/$s_!-UFc!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fae88d64a-e804-44aa-a0eb-ce28005c8d3d_1107x749.jpeg
The author discusses the limitations of AI-generated summarization tools, particularly in multilingual contexts, and how subtle shifts in system prompts can reshape summaries and influence downstream decisions.

Show HN: A physically-based GPU ray tracer written in Julia

https://makie.org/website/bonito/png/breeze7235631823897871785.png
Researchers integrated a physically-based GPU ray tracing pipeline into Makie, a Julia plotting ecosystem, to create photorealistic 3D scenes. This allows for interactive exploration and visualization of complex data in various fields.

Measuring AI agent autonomy in practice

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People are granting AI agents more autonomy as they gain experience, but the risk of agent actions varies widely, with most being low-risk and reversible, while some involve sensitive security-related actions, financial transactions, and medical information. Effective oversight of agents requires new forms of post-deployment monitoring infrastructure and human-AI interaction paradigms that ...

Show HN: Mini-Diarium - An encrypted, local, cross-platform journaling app

https://raw.githubusercontent.com/fjrevoredo/mini-diarium/master/public/demo.gif
Mini Diarium is a private journal app with AES-256-GCM encryption and local-only storage. It offers password and key file authentication, with key file support for secure unlocking and revocation.

Bridging Elixir and Python with Oban

https://oban.pro/images/bridging-with-oban/elixir-python-interop.png
To bridge the gap between Elixir and Python, Oban can be used to exchange durable jobs between the two languages, enabling collaboration and leveraging packages lacking in one ecosystem. A demo app called "Badge Forge" was built to print conference badges using WeasyPrint, a Python library, and Oban, which allows Elixir and Python to share a message queue and database.

AI makes you boring

User argues AI-aided development has led to boring projects on Hacker News, lacking original thinking and discussion. AI models can't replace human immersion in a problem, resulting in shallow ideas.

South Korean ex president Yoon Suk Yeol jailed for life for leading insurrection

https://i.guim.co.uk/img/media/0dfc08f5a93e86167047de84998bbc67809f2c11/0_182_4931_2773/4931.jpg?width=465&dpr=1&s=none&crop=none
A South Korean court sentenced former president Yoon Suk Yeol to life imprisonment with labour for leading an insurrection in December 2024. The court found Yoon guilty of disrupting the constitutional order and causing massive social costs to South Korean society.

Gemini 3.1 Pro Preview

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Coding Tricks Used in the C64 Game Seawolves

https://kodiak64.co.uk/assets/Seawolves_LOGO_slanted.jpg
The Commodore 64 game Seawolves uses unique techniques like combining NMIs and IRQs for efficient raster management and rendering. The game also employs various tricks like sprite multiplexing, real-time water distortion, and animation techniques to create a visually appealing experience.

Zero downtime migrations at Petabyte scale

https://planetscale.com/assets/blog/content/zero-downtime-migrations-at-petabyte-scale/large-managed-imported-data.png
PlanetScale migrates large databases without downtime, using a process that involves taking a consistent non-locking snapshot of the data, replicating changes throughout the migration, and running a VDiff to verify data correctness. This allows for a seamless transition to the new system.

Mark Zuckerberg Grilled on Usage Goals and Underage Users at California Trial

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Against Theory-Motivated Experimentation

Dinosaur Food: 100M year old foods we still eat today (2022)

You read Oliver Sacks' book and learned about the Ginkgo biloba tree being a living fossil. You're interested in the oldest foods we consume today, noting Ginkgo nuts are an East Asian delicacy.

Voith Schneider Propeller

https://upload.wikimedia.org/wikipedia/commons/thumb/0/0a/VSPreal.jpg/250px-VSPreal.jpg
The Voith Schneider Propeller is a highly maneuverable marine propulsion system with a cyclorotor design, widely used on tugs and ferries. It allows for almost instantaneous direction change and is highly efficient, making it a popular choice for vessels requiring extreme maneuverability.

America vs. Singapore: You Can't Save Your Way Out of Economic Shocks

https://substackcdn.com/image/fetch/$s_!mrn8!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fb306c317-e1de-4420-95f5-9d3f1bc7b28f_800x430.jpeg
Economic shocks, not procrastination, are the dominant predictors of saving regret. Institutional design, such as Singapore's mandatory retirement savings, can mitigate the effects of shocks and reduce regret.

CTO Says 93% of Developers Use AI, but Productivity Is Still 10%

https://shiftmag.dev/wp-content/uploads/2026/02/1.cartoonized.png?x73249
I had the chance to attend this year’s Pragmatic Summit and catch Laura Tacho – CTO at DX, executive advisor, and Austrian Innovator of the Year – in her keynote. She presented her latest research, Measuring Developer Productivity & AI Impact, based on three months of data collected through February 1. The research surveyed 121.000 developers across 450+ companies. A striking 92.6% of ...

Show HN: Provisioner per-board sidecar for serial access, flashing, and bring-up

Hi HN, I’ve been building a small infrastructure tool called Provisioner: a per-board provisioning sidecar for SBC bring-up and lab automation. https://github.com/alessandrocarminati/provisioner The model is simple: one instance per board. It sits next to the hardware, owns the serial console, exposes access over SSH, and serves boot artifacts (kernel, initramfs, rootfs) via TFTP/HTTP. It’s ...

IRS lost 40% of IT staff, 80% of tech leaders in 'efficiency' shakeup

https://regmedia.co.uk/2025/03/03/shutterstock_job_loss.jpg
Job cuts at the IRS's tech arm have gone faster and farther than expected, with 40 percent of IT staff and four-fifths of tech leaders gone, the agency's CIO revealed yesterday. Kaschit Pandya detailed the extent of the tech reorganization during a panel at the Association of Government Accountants yesterday, describing it as the biggest in two decades. This happened as the Trump ...

ShannonMax: A Library to Optimize Emacs Keybindings with Information Theory

https://raw.githubusercontent.com/sstraust/shannonmax/master/ExampleResults.png
Shannonmax is a tool that helps optimize Emacs keybindings by analyzing logged data to determine the most efficient key sequences. It compares actual keybinding lengths to theoretical lengths based on usage frequency and keyboard size.

15 years of FP64 segmentation, and why the Blackwell Ultra breaks the pattern

https://nicolasdickenmann.com/assets/FP32toFP64.png
Nvidia's consumer GPUs have a 64:1 FP64:FP32 ratio, weakening double-precision performance. This is due to market segmentation, as most consumer workloads don't need FP64, but enterprise hardware relies on it.

Old School Visual Effects: The Cloud Tank (2010)

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The Cloud Tank is an old visual effect technique using a large water tank with salt and fresh water layers to create organic shapes, like clouds, by injecting paint into the tank. This technique was used in films like Close Encounters of the Third Kind, Raiders of the Lost Ark, and Independence Day, but has since become obsolete with computer-generated effects.

Step 3.5 Flash – Open-source foundation model, supports deep reasoning at speed

https://static.stepfun.com/blog/step-3.5-flash/assets/logos/stepfun-dark-logo.png
Step 3.5 Flash is a capable open-source foundation model that delivers frontier reasoning and agentic capabilities with exceptional efficiency, rivaling top-tier proprietary models in reasoning depth and real-time interaction. It achieves a generation throughput of 100-300 tok/s and supports a cost-efficient 256K context window, making it a robust engine for coding, agents, and agentic tasks.

DOGE Bro's Grant Review Process Was Literally Just Asking ChatGPT 'Is This DEI?'

https://www.techdirt.com/wp-content/uploads/2024/03/ctrl-alt-speech-logo.png
Two inexperienced DOGE bros, Nate Cavanaugh and Justin Fox, used ChatGPT to terminate National Endowment for the Humanities grants based on DEI keywords. They ignored expert staff and forged the director's signature on termination emails.