Category: Grimoire

  • Migrating a Postgres.app database to a new major database version on MacOS

    by Jonathan A. Handler, MD, FACEP, FAMIA WARNINGS AND CAVEATS If you do any of this, you do so entirely at your own risk.  These instructions were specifically based on an upgrade involving PostgreSQL from the Mac Postgres app (postgres.app). This was based on a migration from a PostgreSQL major version 17 database to a…

  • Grimoire Entry: Default to Plain Links in Mac Mail

    by Jonathan A. Handler, MD, FACEP, FAMIA Wow, I do not like the “link preview” function of Mac Mail, but it’s “on” by default and I could not turn it off using anything in the user interface. Many sites tell you how to convert a “rich link” to a plain link, but not how to…

  • Grimoire Entry: Importing UMLS content into PostgreSQL

    by Jonathan A. Handler, MD, FACEP, FAMIA This is my first “grimoire”-type post. A grimoire is a book of magic spells. In the real world, very often I have to search all over or create a solution to complete some task, typically when doing something on a computer. Installing software under certain conditions is a…