2000s network programmers: It's fast because it runs in kernel space without user overhead.
2020s network programmers: It's fast because it runs in user space without kernel overhead.

ifconfig is deprecated on Linux, but it's a missed opportunity to name the new one elseconfig

Slow Fourier Transform https://en.wikipedia.org/wiki/Tide-Predicting_Machine_No._2

Q: Why can't iOS App Store programs process 32-bit integers greater than 2147483647?

A: Everything must be signed.

Preparing for CAT I approach. https://www.youtube.com/watch?v=J_8mdH20qTQ #cat #cats

Trade offer

Depths of Wikipedia Wiktionary

Dune: The Battle for Arrakis (src: https://www.bilibili.com/video/BV1Ci4y1N78T ) #cat #cats #caturday

LMAO ​:blobcatlul:​

The last 20 years of Hewlett-Packard be like... #electronics

USB-C, USB K&R C, USB C89, USB-C99, USB-C11, USB-C23, USB-C++, USB Obj-C.

Cursed. https://opensource.apple.com/source/xnu/xnu-4570.1.46/osfmk/arm64/WKdmCompress_4k.s.auto.html

$ touch grass
touch: cannot touch 'grass': Permission denied

How to understand hardware implementation details in your machine.
1980s: Read a manual called Principles of Operation.
2020s: Solve a jigsaw puzzle by putting various sources of information together, like marketing materials, PC hardware review articles, programming blogs, mailing list and source code, microbenchmark results, research papers, and sometimes a tweet from the chip's chief architect.

Linux Kernel Meowing List

Fediverse - friends come and go but enemies accumulate.

In numerical weather prediction, the measurement of a computer model's accuracy is called "skill".

Americans: "The US GFS forecasts of Hurricane Sandy were wrong for 3 days!"
European meteorologists: "skill issue."

It's called Misskey because it's missing some keys in the database index so the queries are very slow.

Depths of Wikipedia

Coming soon: Microsoft Excel Demoscene.