Because being a geek is a good thing

An open issue in the ripgrep repository documents a musl segfault that appears when searching trees with millions of files under high concurrency. The problem lives in mallocng, musl’s allocator, and has already been detected in the binary distributed by OpenAI Codex.

An interactive article from john.fun examines how the SCAN, LOOK, and Otis RSR elevator algorithms decide which cabin answers each call. The most striking finding: destination kiosks, despite having more information, tend to give worse wait times than traditional buttons.

Christian Selig, creator of the Apollo app for Reddit, built a homemade workflow to walk through the floor plan of his future house in Vision Pro. He combines Fusion 360, IKEA furniture, and 3D Warehouse, handling every format conversion between free tools and visionOS by hand.

Fast Retailing, Uniqlo’s parent company, cut the staff needed at one of its warehouses by 90% thanks to warehouse automation developed with Daifuku. The project, part of the digital transformation plan launched in 2018, combines AGV robots, vision-equipped arms, and inventory management systems. The case illustrates where global e-commerce logistics is headed.