miniblog.

A cute systemd feature to get the system clock roughly correct: if the system time is before the compilation time of the systemd binary, it moves the clock forward to that time! https://lwn.net/Articles/714355/

Go has an elegant approach to defining example functions, which are shown in docs as `main()` with the output: https://go.dev/blog/examples

What are the most popular languages that have used an AST walker for their implementation? I know Ruby used to do this, but there must be others. (I'm interested in the lowest PL speed that users will tolerate if you have awesome features.)