TL;DR summary of stories on the internet
The author discusses the surprising identity of a sum of a specific form and explores how many similar sums can be evaluated in a closed form. It is revealed that sums of a certain form lead to a rational number when following specific conditions, with an algorithm available for finding the value of the sum. […]
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High_impact, a small game engine for 2D action games, is written in C, compiles for Windows, Mac, Linux, and WASM for the Web. Inspired by the Impact JavaScript game engine, it’s available on GitHub with an MIT license. The engine arose from a time when Flash ruled the web, before Apple’s no-support for Flash on […]
Tzero is a timeboxing manager for IRC channels that functions as an IRC bot, allowing users to manage and view their timeboxes using commands like ,begin, ,list, ,mine, etc. Timeboxing is a time management technique that limits the time for task completion to boost productivity. While closely related to the Pomodoro Technique, Tzero supports timeboxing […]
Researchers have found that cats prefer food attractants that contain free amino acids, giving their kibble savory and fatty flavors. Cats have a heightened sense of smell and are sensitive to umami flavors, while unable to taste sweetness. Previous studies lacked input from actual cats, so Shiqing Song and colleagues used a panel of 10 […]
Hanon Pro is a cutting-edge app for iPhone, iPad, and Mac that revolutionizes piano practice by offering interactive exercises and feedback to track progress over time. With features like automatic page turning, rich metadata, Game Center integration, and a realistic playback engine, this app is a game-changer for musicians. Connect your MIDI keyboard or piano […]
p5.js is a welcoming and free JavaScript library designed for coding and creating art. Led by a supportive community, it is open to artists, designers, beginners, educators, and more. Lauren Lee McCarthy and Inhwa Yeom have been influential figures in promoting p5.js, with Qianqian Ye highlighting the contributions of over 600 p5.js contributors. The library […]
Aluminum (Al) alloys are commonly used in aerospace and automotive industries. Selective laser melting (SLM) is used to create complex parts with design flexibility. Most studies focus on medium-strength Al-Si and Al-Si-Mg alloys suitable for 3D printing. High-strength Al alloys like AA 6061 and AA 7075 can suffer hot cracking during manufacturing, but adding fine […]
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On the cr.yp.to blog, the post “Clang vs. Clang: You’re making Clang angry” discusses the issue of compiler “optimizations” leading to bugs and security risks. Compiler writers shift blame to language standards rather than taking responsibility. Cryptographers face challenges with compilers introducing leaks, impacting security. Benchmarking shows AVX2 implementation surpasses compiler “optimizations” in performance. The […]
Programmers often reference “Turing-completeness” on the internet, with some domains valuing not being Turing-complete. The author argues that discussions misunderstand the term, highlighting its precise meaning and importance. The piece delves into theoretical results about computation, explaining key concepts like primitive recursive functions and Turing Machines. Part of the content explores Finite State Machines and […]