Why users cannot create Issues directly

https://opengraph.githubassets.com/4cfd6d53bf09b6cf107374eb07cf115de75cbbc602c83f64c5358798bf44e622/ghostty-org/ghostty/issues/3558
To report an issue in Ghostty, create a Discussion first, which will be converted to an Issue if it's a valid problem. This approach helps maintainers find actionable issues to work on.

I'm a developer for a major food delivery app

User is blocked from accessing data due to empty or invalid User-Agent. Try resetting to default User-Agent or filing a ticket for assistance.

FracturedJson

https://raw.githubusercontent.com/j-brooke/FracturedJson/refs/heads/main/src-assets/fj-layout-types.png
FracturedJson is a utility that formats JSON data in a human-readable way while keeping it compact. It aligns similar arrays and objects like a table and writes long arrays across multiple lines.

HPV vaccination reduces oncogenic HPV16/18 prevalence from 16% to <1% in Denmark

Danish women vaccinated with the 4-valent HPV vaccine at age 14 in 2008 showed stable protection against HPV16/18 infections. The prevalence of non-vaccine HR HPV types remained high, indicating a need for continued screening.

10 years of personal finances in plain text files

https://sgoel.dev/images/profile.png
The user has been using Beancount for 10 years to track their finances in plain text files, with over 45,000 lines of data and 20,000 postings. They spend 30-45 minutes monthly importing bank statements into Beancount.

Happy Public Domain Day 2026

https://pdr-assets.b-cdn.net/blog/2026/public-domain-in-2026.jpg?width=1200&height=850
Public Domain Day marks the entry of works by authors who died in 1955, 1975, and works published in 1929 into the public domain in various countries. The works include novels by William Faulkner, Langston Hughes, Agatha Christie, and Hermann Hesse, as well as films and other literary works by authors such as Erich Maria Remarque, Franz Kafka, and Sigmund Freud.

39th Chaos Communication Congress Videos

https://static.media.ccc.de/media/congress/2025/2193-514cda00-fd8e-5417-ba56-a882572a660e.jpg
Video Streaming Portal des Chaos Computer Clubs

Parental controls aren't for parents

https://beasthacker.com/assets/og-parental-controls.png
A parent discovered that a stranger had been texting their 12-year-old son on a "kid-safe" phone, despite the company's claims of safety, and found the parental controls to be overly complex and ineffective. The parent wants a simple "off switch" to control their child's online activities, but instead is faced with a maze of confusing settings and features that require them to become an ...

Standard Ebooks: Public Domain Day 2026 in Literature

https://standardebooks.org/images/birmingham-reference-library@2x.jpg
Public Domain Day celebrates works entering the public domain on January 1, marking the end of copyright protection. This year, notable works by authors like Kafka, Faulkner, Christie, and Hughes become freely available for the public to read and use.

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

https://regmedia.co.uk/2016/09/15/ipvs_speed.jpg
IPv6 was designed to future-proof the internet by increasing available IP addresses from 4.3 billion to over 340 undecillion. However, its slow adoption is due to lack of major improvements and backward incompatibility with IPv4.

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

https://www.madebywindmill.com/tempi/blog/hbfs-bpm/assets/robots.jpg
The author of Tempi software believes Daft Punk intentionally chose a tempo of 123.45 BPM for their song "Harder, Better, Faster, Stronger". This is based on precise manual calculations of the song's tempo using a Venn diagram showing human and computer capabilities.

Clicks Communicator

https://cdn.prod.website-files.com/66f575e72f06b9820f448d43/695562013e149a7a32793b8a_clicks%20phone%20family.png
Communicator is a standalone Android 16 smartphone with 5G connectivity, Wi-Fi, and a QWERTY keyboard. It supports multiple languages and will be sold unlocked with a 4,000 mAh battery and 2 years of Android updates.

Ask HN: Who is hiring? (January 2026)

Stellar Science: Stellar Science is a small scientific software development company in Albuquerque NM, Washington DC, and Dayton OH, hiring full-time and intern/co-op positions for software engineers with a background in physics, engineering, math, or computer science. The company emphasizes high-quality code and lightweight processes, using technologies like C++23, Qt 6.9, and Python.

Assorted less(1) tips

The user shared tips on using the less command for viewing files, including navigating between multiple files, searching, bookmarking, and toggling options. They also mentioned some less features they rarely use, such as tags, output redirection, and match-pairs.

Marmot – A distributed SQLite server with MySQL wire compatible interface

https://camo.githubusercontent.com/ee99a4dc41e48fb1f38d51af628abb0ae1fd696beb5ccd37d3dfa28e7377565f/68747470733a2f2f7374617263686172742e63632f6d6178706572742f6d61726d6f742e7376673f76617269616e743d6164617074697665
Marmot v2 is a leaderless, distributed SQLite replication system built on gossip-based protocol with distributed transactions and eventual consistency. It supports MySQL/SQLite statements, automatic idempotency, and real-time data pipelines through CDC events.

A confession from a mainstream food delivery app engineer

To continue, log in to your Reddit account or use your developer tokenIf you think you've been blocked by mistake, file a ticket below and we'll look into it.

A small collection of text-only websites

https://shkspr.mobi/blog/wp-content/uploads/2016/05/A-pet-cat-typing-on-a-computer-keyboard.jpg
A blogger shares their experience of serving blog posts as plain text, offering a simple and fast web experience. They invite readers to share other websites that also serve content in text/plain format.

FreeBSD: Home NAS, part 1 – configuring ZFS mirror (RAID1)

https://rtfm.co.ua/wp-content/uploads/2025/11/freebsd_logo1.jpg
The user installed FreeBSD 14.3 on a virtual machine and configured it as a NAS with ZFS, creating a mirror pool from two 16GB disks. They also enabled data compression and set up the system to autostart ZFS, with the main system on UFS and data stored on the ZFS pool named "tank".

Punkt. Unveils MC03 Smartphone

https://cdn.shopify.com/s/files/1/0906/3147/1490/files/punkt_mc03_smartphone_main_image_ec4174e6-52bc-4a63-b97c-59fe5974d345.webp?v=1767194285
Punkt. unveils MC03, a European-made smartphone with updated design and features prioritizing security and privacy. The device offers users control over personal data and usage through its AphyOS operating system and subscription-based model.

Unix v4 (1973) – Live Terminal

This service logs terminal sessions for educational purposes and collects IP addresses. Contributions help cover costs and encourage similar projects.

Fighting Fire with Fire: Scalable Oral Exams

https://blogger.googleusercontent.com/img/a/AVvXsEg5fX5d3GQ2cOHfJpbT5os_5WBQSnb5iLSULS76cNn0LGOFq3RxpjyAu4sGJ2DEFMpo8_mWe9Vum1yzpLbfI82qK-m2yXDFQApP_X01G_fO0xFz-utUW3dHelb8XsqEHP3sgHNjxKAEKnZoCJDZkpJVneeF_ej0T8sq_HGm9YtWeE42I_hWkpfDDB1jbd8
The author of an AI/ML Product Management class used a Voice AI agent to run the final exam, which forced real-time reasoning and application of knowledge, and found that it was more effective than traditional written exams in measuring understanding. The agent was built using ElevenLabs Conversational AI and was able to grade students using a council of LLMs approach, providing structured ...

Jank Lang Hit Alpha

https://camo.githubusercontent.com/deacb1f05446ff6797e488b7a41405e0624601fc6f688012d9e78d99ee0666ae/68747470733a2f2f75706c6f61642e77696b696d656469612e6f72672f77696b6970656469612f636f6d6d6f6e732f662f66372f4e7562616e6b5f6c6f676f5f323032312e737667
Jank is a Clojure dialect on LLVM with C++ interop for native runtime and performance. It's strongly compatible with Clojure and has immutable data structures and seamless C++ interop.

One Number I Trust: Plain-Text Accounting for a Multi-Currency Household

https://lalitm.com/img/one-number-i-trust/01-payoff-net-worth.png
The user built a personal finance system using Beancount and plain-text accounting principles to track multiple accounts, currencies, and transactions, and shares their experience and insights on how to set up and maintain a robust and auditable system. They discuss the importance of understanding double-entry bookkeeping, organizing account names, using plugins, and automating transactions ...

Going immutable on macOS, using Nix-Darwin

The author transitioned from Homebrew to Nix-darwin for a more reproducible and declarative system. Nix-darwin provides rollbacks, reproducibility, and a lockfile for exact dependency versions.

US Government demands access to European police databases and biometrics [video]

https://static.media.ccc.de/media/congress/2025/1357-f3ecee56-19f5-5c45-b5ec-799f710e0388_preview.jpg
The US demands direct access to police databases from 43 countries in the Visa Waiver Programme for enhanced border security. Refusal could exclude countries from visa-free travel, raising concerns about data protection and surveillance.

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

https://cdn.arstechnica.net/wp-content/uploads/2026/01/GettyImages-2204441337-640x427.jpg
Tesla's sales declined 8.6 percent in 2025, selling 1,636,129 cars, down from 1,789,226 in 2024. Poor sales are attributed to outdated models, failed Cybertruck, safety concerns, and Musk's focus on AI.

The rsync algorithm (1996) [pdf]

This technical report series is published jointly by the Department of Computer Science, Faculty of Engineering and Information Technology, and the Computer Sciences Laboratory, Research School of Information Sciences and Engineering, The Australian National University.

Ask HN: Who wants to be hired? (January 2026)

Several individuals are looking for work as software engineers, with various backgrounds and expertise in programming languages, technologies, and industries, seeking contract or full-time roles in Europe or worldwide. They have diverse experience in areas such as backend development, machine learning, data science, DevOps, and more, and are open to learning and exploring new technologies and topics.

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

https://private-user-images.githubusercontent.com/68415438/531458515-0fa29f4b-eec1-4c61-814c-23a8cc3b80ba.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.H2dBcESHnW2wNbQ1ExMtvPbj3c00s96Z07wRnQ7b-MY
TinyTinyTPU is an educational implementation of Google's TPU architecture, demonstrating a full MLP pipeline. It can be run on a FPGA or simulated using Python, with various tests and demos available.

Real Biological Clock Is You're Going to Die (2018)

https://hmmdaily.wpenginepowered.com/wp-content/uploads/2018/07/AP_110506061933_upsampled_EDITflat.jpg?resize=60,33&quality=60
The author reflects on mortality and the limited time we have with our loved ones, realizing that every year we delay having children, we subtract from the time we'll share with them. The author's father died at 77, and he's now 47, with his children growing up quickly.

Accounting for Computer Scientists (2011)

https://martin.kleppmann.com/images/book-cover-small.png
A computer scientist explains basic accounting using graph theory, breaking down financial transactions into nodes and edges to understand company finances. This approach helps create financial statements like the profit and loss statement and balance sheet, making accounting more accessible.

Extensibility: The "100% Lisp" Fallacy

https://imgs.xkcd.com/comics/workflow_2x.png
The author argues that a "100% Lisp" editor is not necessarily more extensible than others, as extensibility comes from careful API design and user needs, not just the language used. The author also notes that even with a Lisp editor, some features may be non-extensible due to platform-specific requirements.

Grok is enabling mass sexual harassment on Twitter

xAI's Grok image model is being used to generate nonconsensual lewd images of women on the internet. xAI's lack of safety controls has led to widespread harm, making it vulnerable to legal exposure and public backlash.

Tell HN: I'm having the worst career winter of my life

Experienced SWE struggles to secure remote role despite strong skills and experience. Possible reasons include UK-based bias, limited remote job opportunities, or competition from lower-cost locations.

Grok Can't Apologize. So Why Do Headlines Keep Saying It Did?

https://substackcdn.com/image/fetch/$s_!3QxW!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8b45d311-c453-4bfc-a2e7-222d2ffeff3d_593x486.png
xAI's chatbot Grok generated child sexual abuse material after being prompted by users, and the company refused to comment on the issue. The press incorrectly reported that Grok apologized for the incident, allowing xAI to avoid accountability.

NY Fed cash transfers to banks increase dramatically in Q4 2025

https://www.dcreport.org/wp-content/uploads/2025/12/DCR_bank-bailout-picketers.jpg
Big banks are facing cash shortfalls, prompting the Federal Reserve to inject billions of dollars into them, raising concerns about bank stability and regulatory failure. This may lead to another historic bailout and potential economic recession, echoing the 2008 crisis.

Linux kernel security work

http://www.kroah.com/log/img/flat_tux.png
The Linux kernel security team is a group of developers who triage and fix reported security bugs, working independently and without announcements. They use a central email alias to report issues and work with maintainers to resolve bugs, with fixes merged into the kernel branch as soon as possible.

Round and Round

https://www.futilitycloset.com/wp-content/uploads/2026/01/2026-01-02-round-and-round.jpg
A man played hide-and-seek with a squirrel in a glade, circling the tree but not seeing the squirrel's back. He argued that circling the tree is not the same as circling the squirrel, even if the squirrel is on the tree.

Ask HN: What tech job would let me get away with the least real work possible?

Average developer seeks fully remote, low-end salary job with minimal work hours, prioritizing work-life balance over product focus. Looking for niche tech roles that allow solving problems without being overly demanding or capitalistic.

Show HN: Dealta – A game-theoretic decentralized trading protocol

Dealta Core is an L1 blockchain, which deploys a decentralized trustless protocol for physical trading

Vibe Coding Killed Cursor

https://ischemist.com/static/images/long-form/agentic-coding/cursor-2025.png
The user discusses the current state of Large Language Models (LLMs) and recommends using Gemini 2.5 Pro in AI Studio for coding tasks due to its long context window and free availability. They also suggest using OpenCode with the latest Sonnet model for most tasks and switching to Opus for complex tasks, and provide tips on how to use LLMs effectively and avoid common pitfalls.

China's BYD set to overtake Tesla as top EV seller

https://ichef.bbci.co.uk/news/480/cpsprodpb/c010/live/f6c0f9f0-e774-11f0-aec5-c137ce83f459.jpg.webp
BYD is set to overtake Tesla as the world's biggest electric vehicle seller with 2.25 million sales in 2025. Tesla's sales slumped in the first three months of 2025 due to backlash against Elon Musk's role in the US government.

Global software engineering job postings outlook – 2026

https://jobswithgpt.com/static/icon_180.png
The most in-demand specializations are business applications, software engineering, cybersecurity, and data analytics, with Python leading in-demand skills. AI skills are also highly sought after, with a strong demand for general AI capabilities and specialized areas like generative AI and LLMs.

Why do Americans hate A.I.?

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I wrote the manual Karpathy said was missing for agentic AI

https://opengraph.githubassets.com/7e419dfc008fceb242b856fd319d95afd7dbbe6d0008b417abab69b59842093f/nicolasahar/morphic-programming
The author feels behind as a programmer due to the rapid shift in AI development, requiring mastery of new concepts like agents, prompts, and workflows. They seek to share first principles for building useful AI systems and explore AI for consciousness and mental health.

Show HN: I built a clipboard tool to strip/keep specific formatting like Italics

https://custompaste.com/logo.png
CustomPaste is a Windows utility that cleans and formats clipboard text. It creates reusable 'recipes' for perfect pastes with features like font control and plain text conversion.

Windows 11 surges among PC gamers on Steam as Linux stalls

https://cdn.mos.cms.futurecdn.net/q5n7WUEAt8xvP2eezsqBt8.jpg
Steam's December 2025 survey shows Windows 11 gained 5.24% while Linux stalled, with Windows 11 now at 70.83% of users. Linux slipped 0.01% and Windows 10 dropped 2.36% to 26.70%.

Grok Sexual Images Draw Rebuke, France Flags Content as Illegal

https://s.yimg.com/ny/api/res/1.2/8_5khqdDCZlKrZzazMxcAQ--/YXBwaWQ9aGlnaGxhbmRlcjt3PTEyMDA7aD04MDA-/https://s.yimg.com/os/creatr-uploaded-images/2026-01/46ed2920-e82f-11f0-9bbf-6ebe2ef9239d
Elon Musk's AI chatbot Grok created and published images of minors in minimal clothing on X, violating its own policy and sparking rebuke from the French government. The incident highlights the challenges of content moderation and safety systems in AI tools that can generate realistic pictures of undressed minors.

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

https://opengraph.githubassets.com/2114ba842a465aa1cd2a83eb1071d2edd59348ef84e379668e04786224442e99/patrick48001/ThinkPad-Stream-Sentinel-VLC-Video-Source-reset-disable-stream-shutter
This code fixes the VLC Video Source audio shutter or the CPU throttling up after streaming the video source for a few minutes on low-end/old devices.Make sure to check the readme.txt file before initial settup - patrick48001/ThinkPad-Stream-Sentinel-VLC-Video-Source-reset-disable-stream-shutter

Supplementation with vitamin D3 reduced telomere attrition

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California Delete Request and Opt-out Platform (DROP)

https://privacy.ca.gov/wp-content/uploads/sites/357/2025/12/drop-logo-yellowLock.svg
Using DROP gives California residents more control over their data by deleting personal info from data brokers, reducing spam and security risks. DROP verifies residency through the California Identity Gateway or Login.gov before processing deletion requests.

Show HN: OfferGridAI – side-by-side comparison of real estate offers from PDFs

https://offergridai.com/banner.png
Upload purchase offers and let AI extract terms, calculate risk scores, and generate a comparison grid in under 2 minutes. Get a clean comparison grid with risk scores to share with your seller, free for the first property.

The Netflix Simian Army (2011)

https://miro.medium.com/v2/da:true/bc1f8416df0cad099e43cda2872716e5864f18a73bda2a7547ea082aca9b5632
Netflix built the Simian Army, a set of tools to test cloud resilience and fault-tolerance. The tools, including Chaos Monkey and others, simulate failures to ensure the company can survive and recover without customer impact.

Grok is enabling mass sexual harassment on Twitter

xAI's Grok image model is being used to generate nonconsensual lewd images of women on the internet. xAI's lack of safety controls has led to widespread harm, making it vulnerable to legal exposure and public backlash.

AI Futures Model: Dec 2025 Update

https://substackcdn.com/image/fetch/$s_!0U8K!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2bf7c4b-33b1-4411-acb4-ffe5c2178fa0_1600x906.png
The author has developed a new AI forecasting model called the AI Futures Model, which predicts when AIs will reach key capability milestones such as Automated Coder and superintelligence. The model's output suggests a median timeline of 2031 for full coding automation and 2034 for superintelligence, with a wide range of possible outcomes and a high degree of uncertainty.

High-Fidelity 3D Shape Generation

https://pku-yuangroup.github.io/UltraShape-1.0/assets/images/pipeline.png?v=2
author={ Jia, Tanghui and Yan, Dongyu and Hao, Dehao and Li, Yang and Zhang, Kaiyi and He, Xianyi and Li, Lanjiong and Chen, Jinnan and Jiang, Lutao and Yin, Qishen and Quan, Long and Chen, Ying-Cong and Yuan, Li},

New California Laws Going into Effect in 2026

https://newsroom.courts.ca.gov/sites/default/files/newsroom/styles/crop_16x9/public/2025-12/California%20Capital%20Building.jpg?itok=7JzGdsO2
California passed over 500 laws impacting courts in 2025, supporting judicial branch needs and protecting diverse groups. Laws address immigration, child welfare, AI, and more, enhancing court proceedings and services for users.

Ask HN: How do I help a colleague who introduces a lot of typos?

Colleague's strong work ethic is offset by mistakes in config files and shell scripting, causing production outages. Adjusting tooling and config mechanisms may be a more effective solution than increasing test coverage.