Installing postgresql on Mac OS X $ brew install postgresql@16 $ brew services start postgresql@16 If you fail to ping postgreql, do these steps: Stop PostgreSQL brew services stop postgresql@16 Delete the postmaster.pid
SSH keypair setup for GitHub (or GitHub/GitLab/BitBucket, etc, etc) Create a repo. Make sure there is at least one file in it (even just the README.md) Generate a SSH key pair (private/public): ssh-keygen -t rsa -C "your_email@example.com"