TIL that root certificates are just self-signed certificates! https://support.sectigo.com/articles/Knowledge/Sectigo-AddTrust-External-CA-Root-Expiring-May-30-2020
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TIL Drupal has a credit system to give preferential treatment to people and organisations who contribute regularly! https://dri.es/solving-the-maker-taker-problem
I've been experimenting with an 'evaluate up to cursor' mode for my PL project.
I love evaluating self-contained snippets in Lisp, this generalises the idea.
The interpreter remembers the arguments when you run tests, then can re-use them when you say 'eval up to here'.
What do you think?
TIL Tcl has a notion of 'safe interpreters', a mode where you can run untrusted code in a sandbox: https://www.tcl.tk/man/tcl8.4/TclCmd/safe.htm
Not many programming languages have this, but it's way safer to include in the implementation than try to build as a userland library.