Invisible Electrostatic Wall at 3M plant (1996)
By @headalgorithmCalm tech certification "rewards" less distracting tech
By @bschneMercator: Extreme
By @NoRagretsRafael Araujo's 20 Mesmerizing Geometrical Masterpieces (2024)
By @saikatsgJReleaser: quick and effortless way to release your project
Invisible Electrostatic Wall at 3M plant (1996)
In August 1980, David Swenson reported an "invisible wall" caused by charged polypropylene film at a South Carolina plant, affecting workers and small objects, highlighting electrostatic challenges in industry.
Calm tech certification "rewards" less distracting tech
The Calm Tech Institute has launched a certification for less distracting technology, featuring 81 criteria. Initial certified devices include the reMarkable Paper Pro, aiming to enhance user well-being in tech design.
Mercator: Extreme
MERCATOR: EXTREME is a new map projection by Drew Roos that allows any point to be the pole, revealing high latitude distortions and aiding in visualizing transportation networks and antipodes.
Rafael Araujo's 20 Mesmerizing Geometrical Masterpieces (2024)
Rafael Araujo creates intricate drawings merging geometry and nature, emphasizing the Golden Ratio. His work includes adult coloring books and coffee table books, inviting public engagement and appreciation of mathematical art.
JReleaser: quick and effortless way to release your project
JReleaser is a tool that simplifies software release processes for various programming languages, supports multiple packaging options, integrates with Git services, and automates tagging, changelog generation, and artifact uploads.
HyperDX (YC S22) is hiring engineers to build open source observability
HyperDX, founded in 2022 in San Mateo, CA, offers an open-source observability platform and is hiring Fullstack, Frontend, and Backend Engineers with salaries from $100K to $180K and equity options.
Prime numbers so memorable that people hunt for them
Mathematicians are intrigued by special primes like palindromic and Smarandache primes. Notable examples include 12,345,678,910,987,654,321 and a 17,350-digit prime discovered by Shyam Sunder Gupta in 2015.
Show HN: I made a app that uses NFC as a physical switch to block distractions
Foqos is a free, open-source app that helps users focus by blocking distractions, offering customizable profiles, NFC tag integration for quick access, and prioritizing user privacy without data collection.
How many Alpine packages can you install at once? (2024)
The article examines using a constraint solver for managing package installations in Alpine Linux, achieving high installation rates while addressing conflicts and dependencies, and emphasizes the need for regular updates.
Where do those undergraduate divisibility problems come from?
The blog post by Chris Grossack examines undergraduate divisibility problems in polynomials, emphasizing combinatorial counting, the Pólya-Redfield theorem, and providing examples like bracelets and tic-tac-toe boards.
417-megapixel Andromeda galaxy panorama took over a decade to make
Astronomers created a 417-megapixel panorama of the Andromeda galaxy using over 600 Hubble images, revealing 200 million stars and aiding in understanding its history and evolution.
Mixxx: GPL DJ Software
Mixxx is a free, open-source DJ software for Windows, macOS, and Linux, featuring BPM detection, support for DJ controllers, sound effects, and community-driven development with recent updates.
Startup Winter: Hacker News Lost Its Faith
The sentiment towards startups has shifted from support to skepticism, with financial incentives in established companies making entrepreneurship less appealing, highlighting venture capital limitations and a maturing landscape.
Fixing a uname bug (Apache NuttX RTOS)
A bug in Apache NuttX RTOS caused the `uname` command to omit the commit hash due to local copies of the static variable `g_version` in applications, requiring further investigation.
I am (not) a failure: Lessons learned from six failed startup attempts
The author reflects on multiple startup failures, viewing them as learning opportunities. Key lessons include the importance of execution, market understanding, funding challenges, and having a clear value proposition.
I'm Peter Roberts, immigration attorney, who does work for YC and startups. AMA
The speaker will be available for six hours today to discuss U.S. immigration law and policy under the new administration, emphasizing factual dialogue and the inability to provide specific legal advice.
YC X25, the spring 2025 batch
Y Combinator has launched its first spring batch, X25, for 2025, running from April to June. Applications are open until February 11, 2025, to support emerging startups amid AI advancements.
I'll think twice before using GitHub Actions again
The author criticizes GitHub Actions for its limitations in monorepo setups, including complex merging processes, inadequate local support, and maintenance challenges, suggesting alternatives like GitLab or Jenkins.
Using eSIMs with devices that only have a physical SIM slot via a 9eSIM SIM car
The blog post details the author's experience using a 9eSIM card to enable eSIM functionality on devices with physical SIM slots, highlighting challenges and solutions on Android and Linux platforms.
We need to protect the protocol that runs Bluesky
The article emphasizes the importance of protecting the AT Protocol for Bluesky, a decentralized social media platform, and discusses the Free Our Feeds initiative to enhance user control and data portability.