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Philip Hazel, developer of Exim and PCRE projects, started his journey into free software at the age of 51, creating tools that became widely used in the Linux community. At 80 years old, he’s ready to pass the torch after 27 years of maintaining PCRE and its successor, PCRE2. Hazel’s story spans from punch cards […]
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The wc2 project introduces a new algorithm, asynchronous state-machine parsing, to improve the efficiency and scalability of a word count program compared to traditional methods. This approach allows for faster processing, even in slow languages like JavaScript. The project includes versions in C and JavaScript, showcasing the unique state-machine parser. Implementing a full UTF-8 version […]
Explore the interactive map of the British Isles and challenge yourself to color each region in a unique way. This task requires strategic planning to ensure that no physically adjacent regions share the same color. Click on each area to fill it with your chosen color and unlock the full potential of your geographical knowledge. […]
For over a century, lawmakers have exempted favored organizations, resulting in a tax-exempt nonprofit economy of 15% of GDP and $8 trillion in assets, with $238 billion in net income in 2019. Charitable donations make up just 12% of nonprofit income, with 501(c)(3) organizations generating most income from business activities like hospitals and universities. Proposed […]
Tetris font is a unique design where each letter is constructed by stacking Tetris pieces. The font can be used in puzzle form, where players need to decode the letters based on drop sequence and rotations. The font was inspired by the complexity of Tetris, which is NP-complete, meaning it’s computationally difficult to predict outcomes. […]
Open Source Railway Designer is a free web application for designing railway infrastructure, analyzing capacity, creating timetables, and more. It allows users to design railway infrastructure, visually detect conflicts in capacity, and automatically add new trains to existing timetables for short-term planning. The unique aspect of OSRD is its open source development, allowing anyone to […]
EasyOS offers a unique take on Linux distributions, advocating for the demise of the ISO format. With applications like EasyShare for easy network file sharing and BluePup for Bluetooth management, EasyOS strives for simplicity and user-friendliness. The development section provides coding guidelines and debugging tips, while installation tutorials cover frugal and SSD installations. EasyOS also […]
In 2007, Linda Stone discovered “email or screen apnea” – shallow breathing while working on a screen by monitoring her friends and colleagues’ breathing patterns. Science journalist James Nestor explains that poor breathing, such as mouth breathing and shallow chest breathing, sends stress signals to the brain. Nestor assures that retraining your breath is possible […]
Autonomous vehicles (AVs) have caused a stir in the news recently due to accidents involving Cruise, Waymo, and Tesla, leading to federal investigations. A Nature paper analyzed 37,000 accidents with AVs and human-driven vehicles, with AVs generally safer but underperforming in certain scenarios. The paper uniquely categorized risks based on accident variables, like road conditions. […]
In 2024, uutils coreutils aims to replace GNU coreutils on a full Linux system, focusing on Gentoo due to its flexibility. However, replacing GNU coreutils is not straightforward, as many packages have hard dependencies on it. The author bypassed this by modifying the GNU coreutils package to install uutils coreutils instead. Challenges included adjusting for […]