Scientific breakthrough of the afternoon

Summary of GCE firewall terms ingress, egress, source, destination, and targets

Configure PostgreSQL to allow remote connections

Why are Witchcraft’s “(semi-)principled type classes” a big deal

Ecto.Schema `has_one/3` and `belongs_to/3` options (`:foreign_key` and `:references`) confusion

( has_many/3 belongs here too I guess)

Edit content of a Vim register on the Vim command line

(… and add it to GUI selection, system clipboard etc.)

Used to edit Vim registers by pasting it into a buffer, and move it back into a register once finished, but this…

Phoenix.PubSub adapter specification and implementations

Yes, completely inaccessible, but this is in…

“Groundhog Day” development life cycle

1. Done.
2. Allow some time to pass to forget some design decisions etc.
3. Quick glance: this is bad.
4. Draw, re-implement, evaluate.
5. Repeat 4 until exhaustion.

Behaviours — Erlang vs Elixir

… and protocols vs behaviours while we are at it

This is a draft, but posting so that anyone with more knowledge can comment on it.