Cloudflare operates at a scale so big that even after working here for years, it doesn’t seem real. We have thousands of servers all over the world with petabytes of RAM and millions of CPU cores, and all of it … Read more
Big Pineapple, the platform behind 1.1.1.1, Gateway DNS, DNS Firewall, AS112, and several other Cloudflare DNS services, stores over 250 billion DNS cache entries at any given time. At that scale, wasting a single byte per entry costs more than … Read more
Across Japan’s alpine zones, temperatures have been rising faster than the global average since the 1980s. “In scenarios where climate change continues to advance significantly by the end of this century, it is possible that in warmer-than-usual winters, juhyo may … Read more
I spent the summer of the 2021 cryptocurrency bull market fascinated by a hive of foolishness and deception: /r/cryptomoonshots (and, to a lesser extent, its analogues on discord and telegram). People’d post a token address (typically Binance Smart Chain (“BSC”), … Read more
Table of contents Edit: after publishing this article, a user on HackerNews asked if we could explore the relative savings rather than the absolute. My response from that thread: Based on last week’s data, our change reduced the task time … Read more
Last update: December 1, 2023 This was the very first site on the Internet about saving electricity, launching in 1999. I was telling you about LED lights, front-loading washers, and heat pump heating years before they started to become mainstream. … Read more
We always thought of the Macintosh as a fast computer, since its 68000 microprocessor was effectively 10 times faster than an Apple II, but our Achilles heel was the floppy disk. We had limited RAM, so it was often necessary … Read more
It’s the classic librarian’s dilemma: Because no library has unlimited storage, every library has to carefully manage its physical collection, and that means removing books to make space for new ones. On one hand, it’s exciting to bring in fresh … Read more
Querying Home Assistant: OMG, PHP! Yes, I know. 🤦 After installing and configuring the Home Assistant Wake on LAN integration, we can query the Home Assistant REST API. For authentication, you need a Long-Lived Access Token (valid for 10 years) … Read more
ESP8266 core support on Arduino comes with a library that allows you to quickly setup and run a web server from your device. Commonly the code using the ESP8266WebServer library looks something like the following: #include ESP8266WebServer server(80); void setup(void) … Read more