Write_On

A pen exhibition in Hyderabad has drawn attention after a fountain pen was sold for a remarkable 7.80 lakh rupees, underlining the growing market for luxury and collectible writing instruments. Telugu media, including Sakshi, covered the show with photographs of the premium pens on display, noting the surprisingly high price a single pen commanded among collectors and enthusiasts.

A new technical write-up explains how the dual polytope can be used to simplify convex hulls in computational geometry. The author walks through the mathematical relationship between a polytope and its dual and shows how this viewpoint leads to cleaner hull simplification methods. The piece is drawing attention from programmers and math enthusiasts discussing the clarity of the explanation and its practical applications.

Singapore runs a state-backed dating service aimed at encouraging citizens to pair up and marry, part of the government's broader efforts to address the country's low birth rate. A detailed write-up explains how the service operates, drawing attention and discussion online about the unusual degree to which the state is involved in citizens' romantic lives.

A developer has published a write-up after spending one month coding with GLM 5.3 Flash, a model from Zhipu AI's GLM family. The post is drawing attention on Hacker News, where readers are debating how newer, faster, cheaper models hold up for real day-to-day programming work compared with established alternatives.

A new write-up examines the quality mechanic in the factory-building game Factorio, working through how to solve for optimal quality-focused production. The technical analysis has drawn attention on Hacker News, where readers are debating the game's quality system and the mathematical approach used to break it down.

A discussion is under way among developers asking whether anyone is actually producing good, production-quality code with AI coding agents. The question, posed on a developer forum, invites practitioners to share real-world experiences with tools that write code automatically. It taps into a wider debate in the software industry over whether AI assistants genuinely improve productivity and code quality or mostly generate work that still needs heavy human review and rewriting.

A blogger has described building a worm detector to map the movements of individual earthworms, writing up the design and what the observations reveal about how worms move on their own and collectively. The write-up has drawn attention among technically minded readers, who are discussing the unusual combination of low-cost sensing hardware and citizen-style biology fieldwork.

Graphics programmer Aras Pranckevicius has published a new blog post detailing a fast blur algorithm that supports an animated radius, allowing blur strength to change smoothly per frame without costly recomputation. The write-up covers the implementation approach and performance considerations, and it has drawn attention from developers interested in real-time rendering and image processing techniques.

A quote from Polish science fiction writer Stanislaw Lem is being shared in discussions about large language models. Lem, whose 1960s and 1970s writings explored machine intelligence and its limits, is being invoked as an early critique relevant to today's AI systems. Readers are weighing how closely his reflections on simulated thought anticipate modern debates over whether LLMs truly understand anything.

Developer Solancer has released Sarala, an open-source editor that lets users write Markdown through a visual WYSIWYG interface instead of raw syntax. The project is being shared with the developer community on Hacker News, where commenters are evaluating its approach, feature set, and how it compares with existing Markdown editors.

A new essay argues that everything a person creates over time — writing, code, or other work — accumulates into something that reflects the author back at them, shaping how they see their own output and themselves. The piece is being shared and discussed among technologists and readers interested in creativity, self-examination, and the meaning of a lifetime's accumulated work.

A developer going by vladcodes has released Rhun, an open-source code editor written in assembly language. The project is being shared with the programming community, who are discussing the unusual choice to build a modern editor at such a low level, a task most developers would consider impractical.

A new write-up argues that Docker has in fact relied on microVM-style isolation since around 2016, pushing back on the idea that microVMs are a recent innovation popularized by newer sandboxing tools. The piece is drawing attention among developers discussing container security and virtualization history, with readers weighing in on how Docker's architecture has evolved and what it means for claims by newer lightweight-VM projects.

Gary Patterson, the former TCU head coach, is drawing renewed attention amid criticism of USC's defense and questions about the team's sportsmanship. Readers writing to sports outlets are calling the Trojans' defensive performance into question, and Patterson's name has resurfaced as a possible answer to the program's defensive struggles.

A 2011 essay on Columbia University's computing history site explains how the ENIAC, one of the first electronic computers, was programmed in the 1940s. It recounts how its original programmers, six women mathematicians, had to physically configure the machine with cables and switches rather than write stored programs, a story that continues to draw interest.

Security researcher David Buchanan, known online as Ret0rid, has published a detailed write-up showing how to manipulate timestamps in C2PA, the content-credential standard designed to prove when and how media was created. The post demonstrates that trusted metadata tied to images and videos can be tampered with, raising fresh doubts about whether C2PA can reliably serve as proof of authenticity for photos and AI-era content.

A new write-up on Hackaday describes how owners of jailbroken PlayStation 5 consoles can play PlayStation 2 and original Xbox games on the machine, using hacking techniques to run retro titles outside Sony's official offerings. The item is circulating among retro gaming and console hacking enthusiasts, who follow each new exploit that expands what hacked consoles can do.

Milt Windler, one of NASA's flight directors during the Apollo 13 crisis, has died, according to a report shared by Ars Technica. Windler was one of the four flight directors who guided the crippled spacecraft safely back to Earth in 1970, and later worked on the Space Shuttle program. Tributes are coming in from the space community, with colleagues and fans writing 'Godspeed' in his honor.