In 2003, a catastrophic mistake occurred at NASA’s Jet Propulsion Laboratory during the preparation of the Spirit Mars Rover for launch. While testing the Rock Abrasion Tool (RAT), a surge of electricity was accidentally sent into the spacecraft instead of the motor. The consequences of this mistake were potentially devastating, with the possibility of losing […]
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Salvatore Sanfilippo, also known as antirez, recently released a telegram bot library in C. Although I’m not particularly interested in telegram bot libraries, I always enjoy reading Salvatore’s code because it is always outstanding. The interesting part of this release is a file that includes a simple selector library built on top of the json […]
In this web content, the author discusses their discovery of the /jfr command in Minecraft, which allows for the creation of custom Java Flight Recorder (JFR) events. They explain the process of using the /jfr command, including the need for OP privileges and the recording and stopping of events. The JFR files are stored in […]
Org Mode is well-known for its tables, and if you’re familiar with SQL, you can use your tables as a SQL database. The best part is that you don’t have to manually create the database. This post explains how to run an SQL query on your Org table without any hassle. To do this, you […]
Welcome to trains.fyi, a live, real-time map that tracks passenger train locations in North America. Created by @rydercalmdown, this project combines GPS data from trains to display their whereabouts on a single map. What’s unique about this map is that it updates every minute, ensuring that the information is always fresh. Supported trains include the […]
Approximately 20 years ago, Verisign engaged in a morally questionable practice by typosquatting all unregistered domains in the .com and .net top-level domains. This was possible because Verisign had control over the registry side of things, allowing them to easily manipulate the system. The consequences of this action were universally negative, causing problems such as […]
AI has been referred to as a “black box” because its inner workings are often unknown. However, a recent breakthrough by Anthropic claims to have uncovered what goes on inside an AI. By examining different stimuli and the firing of neurons, researchers hope to understand the concepts being represented. This approach, known as “monosemanticity,” aims […]
The hanging-punctuation property in CSS is a simple and effective way to improve the appearance of blockquotes or any text that starts with a curly quote. By hanging the opening quote into the space off to the start of the text and aligning the actual words, it creates a better visual look. The property can […]
Late-stage user testing with my toddler led me to develop Aviator, a cool radar app that shows nearby flights. I wanted to create an app that remained oriented correctly, showed aircraft at different sizes depending on their altitude, and had a fun, retro feel. To achieve this, I used the iOS Core Location API, the […]
This web content describes an unnamed project that aims to create an RPG engine for the Nintendo 64. It lists the various features currently being worked on, including actors, player camera, NPCs, collision, map rendering, and more. The setup process involves setting up a Linux environment on Windows, installing Docker and NodeJS, and configuring libdragon. […]