In this post, I show you how to write a “secure cookie” library that will encrypt and authenticate payloads using the XChaCha20-Poly1305 AEAD, using the Go programming language.
UUIDs are a great choice for primary keys in PostgreSQL.
However, not all UUIDs were created equal.
This post discusses the pros and cons of different UUID formats and explains
how to use newer formats in Ecto for Elixir.