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Setup EC2 with Ruby on Rails

invalid active developer path (/Library/Developer/CommandLineTools) After upgrading macOS

fatal: Need to specify how to reconcile divergent branches.

Uncaught (in promise) TypeError: Cannot convert undefined or null to object companion bubble

Make sql full_group_by compatible sql_mode=only_full_group_by

Enable Git Tab Autocomplete for Zsh

[Webpacker] Compilation failed: node:internal/crypto/hash:67

Open secured URL in the browser

MYSQL - RDS - Access denied; you need (at least one of) the SUPER privilege(s) for this operation

cannot load such file -- mysql2/mysql2 (LoadError)

macOS failing install Ruby 2.6.7 implicit-function-declaration error