AI Summarized Hacker News

Front-page articles summarized hourly.

Global software engineering job postings outlook – 2026

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Show HN: Neural Net Flies Navigate through a maze

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I wrote the manual Karpathy said was missing for agentic AI

Morphic Programming: A first-principles manual for building AI systems with CLI agents (e.g., Claude Code). The repo outlines nine principles for 10x productivity: Morphability; Abstraction; Recursion; Internal Consistency; Reproducibility; Morphic Complexity; E2E Autonomy; Token Efficiency; Mutation & Exploration. It also covers system design, context engineering, practical tips, and example commands. Inspired by Karpathy’s call to refactor programming around agent tooling, the author Nicola Sahar provides MIT-licensed guidance to compose tools, prompts, and workflows for agents, subagents, memory, modes, and plugins to achieve robust autonomous AI workflows.

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Daft Punk Easter Egg in the BPM Tempo of Harder, Better, Faster, Stronger?

An article investigates Daft Punk’s Harder, Better, Faster, Stronger BPM. While sources list ~123 BPM, the author’s precise measurement using a real-time tempo app finds 123.45 BPM (two copies yield 123.4499 and 123.4533). Explains tempo-detection methods (FFT, autocorrelation) and manual "bookend beat" method for exact tempo. Discusses gear used (E-mu SP-1200, MPC-3000, Logic) and whether fractional BPMs were common; notes Logic allowed four decimals. Questions whether the 123.45 value is an intentional Easter egg by Daft Punk, implying a hidden joke about tempo.

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Linux kernel security work

The Linux kernel security team triages reported bugs and fixes them quickly, merging patches into the main and stable trees. They operate reactively and do not publish public announcements; fixes are discussed via a plain-text security alias, with no HTML, attachments, or encryption. If a bug is real, subsystem maintainers join the thread to resolve it; embargoes are rare (typically under seven days). Hardware-security issues use a separate encrypted, restricted list and may endure embargoes. CVE IDs and external announcements are handled later by the kernel CVE team, not the security team; the aim is speed, not hype.

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Uxn32: Uxn Emulator for Windows and Wine

Uxn32 is a portable Windows (and Wine) graphical emulator for the Uxn virtual machine. It ships as a single .exe (no installer) and runs on Windows 95–11 and Wine, with sandboxed ROM access, a built-in debugger (step, disassembly, memory/stack views), high DPI support, and full-speed event handling with pre-emptive execution. It includes an Essentials Pack of ROMs and supports VC6–VS2026, CMake, and Winelib builds. TODOs include drag-and-drop ROMs, UI upgrades, and audio. Active project with 522 commits and 21 releases.

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Tesla sales fell by 9 percent in 2025, its second yearly decline

Tesla’s 2025 deliveries fell 8.6% year over year to 1.636 million, with Q4 down about 16% and 153,097 fewer cars than 2024. The decline stems from an aging Model 3/Y lineup, a troubled Cybertruck and failed in-house battery cell, and waning demand. Safety and regulatory issues—door failures causing fatalities, China’s door-handle restrictions, and lawsuits—hurt the brand, while robotaxi efforts underperformed. Musk’s focus on AI amid limited product gains contrasts with a still-high stock valuation, leaving Tesla with a second consecutive yearly decline and uncertain growth prospects.

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I wrote a batch script to keep my 2011 ThinkPad alive for 24/7 streaming

A GitHub project providing code to fix VLC Video Source audio shutter and CPU throttling after a few minutes of streaming on low-end/old devices; includes a note to read the readme.txt before initial setup.

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List, inspect and explore OCI container images, their layers and contents

cek is a CLI tool to explore OCI container images without running them. It reads images from local daemons or remote registries, never starts containers, and can run without root. It supports inspecting metadata, listing and viewing files via a merged overlay, reading file contents by layer, and comparing images. It also can list tags, export images to tar, and display directory trees. It uses the local cache when possible and works with Docker/Podman/containers via DOCKER_HOST. Install with go install github.com/bschaatsbergen/cek@latest.

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Jank Lang Hit Alpha

Jank is a native Clojure dialect on LLVM with seamless C++ interop. It aims for strong Clojure compatibility while delivering native performance, hosting on LLVM with C++ interop. Data is immutable by default, with ad hoc side effects. The README showcases functional style and seamless C++ interop (e.g., using cpp/std.chrono for sleep). It’s currently in alpha. Documentation, including the jank book, and the repository cover the compiler/runtime, examples, and project details.

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Accounting for Computer Scientists (2011)

Martin Kleppmann argues accounting is graph theory: treat accounts as nodes and transactions as labeled edges. Balances are computed by summing incoming edges and subtracting outgoing ones; every transaction creates a double entry, so total balances sum to zero. Through an example (sales, investment, payroll, depreciation), he shows how to map to two standard statements: the P&L (blue nodes: revenue and expenses) and the balance sheet (green assets vs blue/pink, i.e., liabilities and capital). The P&L is period-based; the balance sheet is a snapshot. A balance sheet value is a lower bound on company value; profits don’t guarantee cash.

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TinyTinyTPU: 2×2 systolic-array TPU-style matrix-multiply unit deployed on FPGA

TinyTinyTPU-co is an educational 2×2 systolic‑array TPU‑style unit in SystemVerilog, designed for Basys3 (Artix‑7) FPGA. It implements a complete TPU pipeline: 2×2 MMU, post‑MAC stages (accumulator, activation, normalization, quantization) and a UART host interface for loading weights/activations and running inference. The repo includes RTL (pe, mmu, FIFOs, accumulators, activation/normalizer), a sim suite (Verilator/cocotb), and FPGA toolchains (Vivado and open‑source flows with Yosys/nextpnr). It offers multi‑layer MLP inference, demos (gesture), and detailed build/run instructions. It illustrates TPU principles and FPGA prototyping; scaling to larger arrays is discussed.

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Publish (On Your) Own Site, Syndicate Elsewhere

POSSE (Publish On Your Own Site, Syndicate Elsewhere) is the IndieWeb approach of posting first on your own site and then syndicating copies to third‑party silos with links back to the original. Benefits: canonical ownership of URLs, less dependence on silos, better search, and backfeed of interactions via webmention/Bridgy. Implementation favors automatic posting from your CMS and silo‑specific guidance (Twitter, Facebook, Medium, WordPress, etc.). The page lists many examples of early POSSE adopters (Tantek Çelik, Aaron Parecki, Ben Werdmüller, Sandeep Shetty, etc.), contrasts POSSE with PESOS/POSE/PESETAS, and discusses workflows, FAQs, and history.

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4th Edition Unix in the Browser

Web-based emulation of Unix v4 (1973) on a simulated PDP-11/45, offering authentic 1973 behavior for educational purposes. It recreates the first Unix written in C (Nov 1973), with the only known copy recovered in 2025 from a University of Utah tape. The site provides themed terminals, essential commands (ls, cat, chdir, ed, cc, date, du, wc), and demo programs in /demo (hello.c, primes.c, guess.c, fib.c). Sessions are temporary (10 minutes idle), no man pages, and some quirks; IPs may be logged. Guestbook is available.

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Fighting Fire with Fire: Scalable Oral Exams

Pilot of scalable oral exams in an AI/ML Product Management class using an ElevenLabs voice AI examiner. The two-part exam (project walkthrough; a case) runs via a multi-agent workflow and a three-model grading council (Claude, Gemini, ChatGPT) with audit trails and verbatim feedback. Results: 36 students, ~25 minutes each, ~$15 per student. Key fixes: calmer voice, one-question-at-a-time, explicit randomization, longer think-time, and RAG over artifacts. Students found it stressful but valuable; the author argues AI-enabled oral exams can scale real understanding beyond take-home formats.

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Clicks Communicator

Clicks Communicator is a standalone Android 16 smartphone designed for doing rather than doomscrolling. It features a 4.03” AMOLED display, a touch-sensitive keyboard, voice-to-text via a side key, a fingerprint on the spacebar, and a “Message Hub” that consolidates apps. Specs include 50MP rear, 24MP front cameras, 4,000 mAh battery, 256GB storage (+ microSD up to 2TB), 5G, NFC, Wi‑Fi 802.11ax, nano SIM/eSIM. Two-year OS and five-year security updates. Reserve pre-launch with early-bird pricing (deposit or paid in full); ships later this year; 1-year warranty; 100k+ units sold in 100+ countries.

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ThingsBoard: Open-Source IoT Platform

ThingsBoard is an open-source IoT platform for device management, data collection, processing, and visualization. It provides device/asset management, telemetry collection, real-time dashboards (including SCADA), and a powerful rule engine for data processing and alarms. It supports notifications via email/SMS/apps and can be deployed on-premises or in the cloud. Licensed under Apache 2.0; primarily Java/TypeScript with live demos and extensive documentation.

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Vibe Coding Killed Cursor

Anton Morgunov argues that by 2026 the LLM landscape is crowded; for coding, 'vibe coding' is wasteful and hurts real work, and Cursor should be avoided. Use OpenCode with git-diff style outputs and Gemini/OpenCode pairing; prefer Sonnet/Opus latest. Long contexts favor AI Studio with Gemini 2.5 Pro for substantial refactors, but mind token costs. Claude Code's planning/building modes help but rely on explicit prompts. For general chat, T3 Chat helps compare models affordably. For data analysis, Claude can generate interactive Artifacts; cheaper options GLM 4.x/Minimax via OpenCode Zen. Optimize spend and workflow.

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Punkt. Unveils MC03 Smartphone

Punkt. unveils MC03, a 5G premium secure smartphone centered on privacy and data control. It features Vault for trusted apps and Wild Web with strong safeguards, powered by AphyOS that blocks tracking. Built-in VPN “Digital Nomad,” ledger privacy controls, and carbon insights. Partnerships with Proton expand secure services (Mail, Calendar, Drive, VPN, Pass) in Vault. Two app stores: a privacy-curated store and a user-activated broad store. Hardware from Germany: 120Hz OLED, removable 5200mAh, IP68, 64MP camera. Price CHF/USD/EUR 699; subscription model; pre-orders now; Europe end Jan, North America spring 2026.

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IPv6 just turned 30 and still hasn't taken over the world

IPv6 marks 30 years, yet adoption remains partial. Introduced in 1995 to solve IPv4 exhaustion with 128-bit addresses, it offered vast address space but few new features, and its lack of backward compatibility plus migration costs kept operators on IPv4 or dual-stack. NAT reduced urgency, and deployment has progressed slowly; less than half of users in many regions use IPv6. Still, supporters say IPv6 enabled growth, IoT, mobile networks, and new routing, with DNS-based security and QUIC reshaping networks. Some forecast migration plans, though IPv4 remains viable today.

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