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Sit. is a simple alarm clock app that encourages users to take a few moments to sit and do nothing. It’s not just for meditation, but rather a way to take a break from being constantly productive. The app keeps track of time and gently alerts users when their sitting period is over. The author […]
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Organ pipes are fascinating instruments that convert continuous energy into oscillating energy thanks to a feedback loop. The exciter of the pipe transforms continuous energy into oscillating energy, while the resonator filters and restores the oscillating energy. The physics of flue pipes involve the interaction between an air jet and the acoustic vibration of the […]
This web content discusses the difference between A4 and Letter paper sizes and provides information on various other paper sizes. The author explains the two predominant paper size systems in use around the world – the international system (ISO 216) and the North American system. The ISO paper sizes, particularly the A series, are widely […]
In this blog post, I discuss my recent experience with CTF challenges and specifically focus on a challenge from 247CTF.com. I explore the use of ECB mode in block ciphers like AES or Twofish and explain why it isn’t a good idea for encryption. I provide the source code for the challenge and analyze it […]
Last month, the author had the honor of speaking at the XXII Coloquio Internacional de Antropología Física Juan Comas in Mexico. They were impressed by the great work being done in biological anthropology across the country and thoroughly enjoyed their time at the Museo Nacional de Antropología. The museum has twelve galleries dedicated to the […]
This article explores the concept of SIMD (Single Instruction, Multiple Data) instructions and their use in Python programming. The author begins by explaining SIMD and its relevance in maximizing CPU performance. They highlight the use of libraries like NumPy to achieve efficient vectorized code in Python. However, the focus of the article is on implementing […]
In this web content, the author discusses how they improved the speed of their language, Neat, by making a simple change to how arrays are passed as parameters. Previously, Neat arrays were passed as a three-pointer struct, but the author changed it to be passed as three separate pointer parameters. This change significantly sped up […]
WebRTC For The Curious is an Open Source book that dives into the world of WebRTC. It was created by WebRTC implementers who wanted to share their knowledge with others. Unlike other books, this one focuses on protocols and APIs, rather than specific software. The book aims to summarize RFCs and provide undocumented knowledge in […]
Createwithout limits with Clicks, the first creator keyboard for iPhone. This innovative keyboard allows users to free up their screen space and take full control of their phone. With Clicks, you can maximize your screen space for apps and content while still being able to type with speed and precision. The keyboard also offers easy […]
Llama Shepherd is a command-line tool that facilitates the management and experimentation of various versions of llama inference implementations. It originated from the llama2.c project by Andrej Karpathy. The web content lists multiple implementations of llama2 in different languages, including Rust, Go, Android, C++, CUDA, JavaScript, Zig, Julia, Scala, Java, Kotlin, Python, C#, Dart, OCaml, […]