Pro Max 5x Quota Exhausted in 1.5 Hours Despite Moderate Usage

https://opengraph.githubassets.com/aed0bf6b42c4d0f2b60d6b920776adcd49fee29f13330e4c9e0e4ba12468266b/anthropics/claude-code/issues/45756
Cache_read tokens count at full rate against quota, negating prompt caching benefits. This causes quota exhaustion within 1.5 hours on Pro Max 5x plans.

We have a 99% email reputation. Gmail disagrees

https://i0.wp.com/blogfontawesome.wpcomstaging.com/wp-content/uploads/2026/03/email-frustration.png?resize=1%2C1&ssl=1
We're a small software company that makes tools for designers and developers, but our emails often get marked as spam by Gmail due to their own reputation system. We're working to fix this by culling old addresses and slowing down our sends.

JVM Options Explorer

The input specifies options for Java Heap allocation and class loading, including aliasing, prefetching, and locking. It also sets thresholds for using malloc or mmap for memory allocation.

Why AI Sucks at Front End

https://nerdy.dev/media/why-ai-sucks-at-front-end.jpg?__frsh_c=xb8q1zfkmd9g
The AI is good at copying-pasting well-worn patterns but struggles with bespoke solutions and complex interactions. It's limited by its training data and math skills, often producing subpar results in layout, spacing, and performance.

Tell HN: OpenAI silently removed Study Mode from ChatGPT

User is hoping for the return of TheBigPromptLibrary, a study mode library, and believes it's 100% replicable. They also question the need for specialized apps like listendock.com when OpenAI's Study Mode can be used for similar purposes.

Show HN: Oberon System 3 runs natively on Raspberry Pi 3 (with ready SD card)

https://private-user-images.githubusercontent.com/2523113/576524540-ddbb8005-2c08-4a42-8fd9-d3a23c8f71c1.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.N7QmUMhftzZ_RnQXLoJ8ab7_QFjblkgZwihfDVCb7HE
Finally it works on the Raspberry Pi 3b! Here is an image of the running system; I'm using the original Raspberry Pi monitor and a Lenovo ThinkPad TrackPoint keyboard which has three mouse buttons (as suggested for the Oberon system). I attached a ready image (oberon-rpi3.img) which you can flash onto an SD card if you want to run the system on your Raspi 3b yourself. To do so, unpack the ...

AI Will Be Met with Violence, and Nothing Good Will Come of It

https://substackcdn.com/image/fetch/$s_!eC5c!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F768f3fea-f270-45f0-ba62-4febc9c32bc2_1344x896.png
People are increasingly frustrated with the impact of technology, particularly AI, on their lives and are turning to violence against those associated with it. This is a result of feeling desperate and powerless against the effects of technological advancements.

Bring Back Idiomatic Design

https://substackcdn.com/image/fetch/$s_!rxaZ!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc7b070ba-f4cc-486e-a1c1-000ecb3c1a5d_517x316.png
The user misses the consistency in design of the desktop software era and believes that homogeneous interfaces are essential for user experience, citing the example of a checkbox being a standard design idiom. They argue that the lack of design idioms in modern web applications has led to frustration and a "guessing game" for users, and suggest that following established design patterns and ...

Tell HN: docker pull fails in spain due to football cloudflare block

You experienced TLS errors with a Cloudflare-hosted Docker image due to a blocked IP for a Spanish football match. This caused your GitLab pipelines to fail during the match.

Seven countries now generate 100% of their electricity from renewable energy

https://assets-jpcust.jwpsrv.com/thumbnails/py4OrxLv-720.jpg
The Independent reports on various topics including climate change and reproductive rights without paywalls. Seven countries now generate nearly all their electricity from renewable energy sources.

Phyphox – Physical Experiments Using a Smartphone

https://phyphox.org/google-play-badge.png
The phyphox team received the Ars legendi-faculty award in 2020 for developing phyphox, an app for academic teaching and physics classes. They also received the teaching award in 2019 from the AG Physikalische Praktika of the German Physical Society.

Happy Map

https://pudding.cool/2026/02/happy-map/assets/social-facebook.png
100,000 moments of human happiness, mapped

Anthropic downgraded cache TTL on March 6th

https://opengraph.githubassets.com/fadd0bbfe0c7c5970ce61c98d8c7fbed972a567f879d4e10f00070b4863b62c4/anthropics/claude-code/issues/46829
Anthropic silently changed Claude Code's prompt cache TTL default from 1 hour to 5 minutes in early March 2026. This caused a 20-32% increase in cache creation costs and quota consumption for subscription users.

An Interview with Pat Gelsinger

https://substackcdn.com/image/fetch/$s_!Yj2c!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F177709c2-5c41-4eec-af01-159bd6f3cd86_3806x1766.png
Pat Gelsinger, former Intel CEO, now at Playground Global, is evaluating startups and investing in companies that can shape the industry. He believes the future of compute will be heterogeneous, combining classical, AI, and quantum systems.

Doom, Played over Curl

https://raw.githubusercontent.com/xsawyerx/curl-doom/main/images/curl-bash-tiny.gif
This is a Node.js server that streams DOOM frames to the terminal over HTTP with cURL, allowing for real-time gameplay. The server uses a single TCP connection for both keystrokes and frame streaming, with the terminal in raw mode to prevent echoing and line-buffering.

A Tour of Oodi

https://blinry.org/oodi/4fccc6671b254665.jpg
Oodi is an innovative library in Helsinki with a giant screen, recording studios, and a makerspace. It offers various spaces for reading, working, gaming, and relaxation with a vast collection of books and modern amenities.

How We Broke Top AI Agent Benchmarks: And What Comes Next

https://rdi.berkeley.edu/blog/trustworthy-benchmarks-cont/figures/terminal-bench-exploit.svg
An automated scanning agent discovered vulnerabilities in eight prominent AI benchmarks, allowing near-perfect scores without solving tasks. The Agent-Eval Checklist provides a minimum bar for robust evaluation, including isolating agents from evaluators and preventing tampering with evaluation data.

I run multiple $10K MRR companies on a $20/month tech stack

https://stevehanov.ca/blog/images/95f16b3dbf861a9156cb2c6d1be39f5e2fcfc1b1f4c5f11ee6f9e182bd4c5f5a.png
The author, a successful bootstrapper, shares their playbook for running a lean startup with minimal costs. They use a single VPS, statically compiled binaries, and local GPU hardware for AI tasks.

Tofolli gates are all you need

https://www.johndcook.com/jdc_20170630.jpg
Landauer's principle sets a lower bound on erasing one bit of information, but reversible circuits can still provide practical efficiency gains. Reversible circuits like the Toffoli gate can be used to compute any Boolean function, including NAND, but may require more input and output.

Stewart Brand on how progress happens

https://media.newyorker.com/photos/69822e6d58602f75b417b461/master/w_1600%2Cc_limit/Winchester_Perfectionists.jpg
Stewart Brand's new book "Maintenance: Of Everything" celebrates learning and fixing things, arguing maintenance drives technological progress. The book draws on historical examples like interchangeable parts and the Industrial Revolution to make its point.

Internet outage in Iran reaches 1,008 hours

https://files.mastodon.social/site_uploads/files/000/000/001/@1x/57c12f441d083cde.png
Attached: 1 image 🗓️ Exactly six weeks ago on Saturday 28 February, #Iran fell victim to a regime-imposed internet blackout that remains in place after 1008 hours, now entering day 43. The censorship measure's harms grow daily, damaging livelihoods and violating Iranians' digital and human rights.

Small models also found the vulnerabilities that Mythos found

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Anthropic's Mythos AI model is not the only solution for AI cybersecurity as smaller, cheaper models can recover similar analysis and detect vulnerabilities. The capability of AI cybersecurity is jagged and doesn't scale smoothly with model size, with the system and security expertise being more important than the model itself.

No one owes you supply-chain security

https://purplesyringa.moe/blog/no-one-owes-you-supply-chain-security/og.png
The user, an autistic catgirl, argues that supply-chain attacks on crates.io are not solely the responsibility of the registry, but rather of users who must audit the crates they use. They provide suggestions for users to secure their dependencies, including lockfiles, cargo-vet, and sandboxing tools like cargo-chef and firejail.

447 TB/cm² at zero retention energy – atomic-scale memory on fluorographane

Access to this resource has been blocked due to unusual traffic from your network. If you believe this is a mistake, please contact support@zenodo.org with the reference information below.

How Complex is my Code?

https://philodev.one/images/2026-04-complexity-cyclomatic.png
Measuring code complexity for humans is challenging as it involves understanding the mental effort required to comprehend the code, which can be influenced by factors such as familiarity with patterns, working memory load, and coherence. Various metrics like Cyclomatic Complexity, Halstead Complexity, and linguistic complexity measures can provide insights, but ultimately, the cognitive ...

Dark Castle

https://darkcastle.co.uk/assets/images/head-1-396x418.png
Return To Dark Castle is a 2008 Macintosh platform game with 63 levels, including 50 new ones. The game follows Bryant as he fights to defeat the Black Knight and rescue Duncan, the original hero.

Apple update looks like Czech mate for locked-out iPhone user

https://regmedia.co.uk/2024/03/27/passcode_shutterstock.jpg
A US university student is locked out of his iPhone 13 after Apple removed a character from the Czech keyboard in an iOS update. He hopes for a fix in the next update, but may have to restore his device and lose valuable photos.

Apple Silicon and Virtual Machines: Beating the 2 VM Limit (2023)

https://khronokernel.com/images/posts/2023-08-08-AS-VM/UTM-Max-VM-Limit.png
You worked as a Mac Admin Intern and researched Apple Silicon Virtual Machines limitations. You found the limitation is implemented in the closed-source XNU kernel, not userspace, and can be overridden by setting hv_apple_isa_vm_quota in the kernel.

Pijul a FOSS distributed version control system

Pijul is a free, open-source version control system based on a theory of patches, offering simplicity and scalability. It preserves order and guarantees strong merge properties, modeling conflicts as standard cases.

Relics of the Heroic Age of Manned Space Flight

The unused Saturn/Apollo hardware was distributed to various museums around the country, “relics of the heroic age of manned space flight.”