rails
Ruby on Rails framework integration
Resolve PostgreSQL 'could not connect to server: No such file or directory' error on macOS Mountain Lion with Homebrew 0.9.3. Fix stale PID, sockets (/tmp/.s.PGSQL.5432, /var/pgsql_socket), launchctl, and Rails rake db:migrate issues step-by-step.
Resolve 'fatal: remote origin already exists' Git error when adding origin to GitHub repo. Check remotes with git remote -v, remove or set-url origin for Rails tutorials and pushes. Step-by-step fixes.
Troubleshooting guide for Rails cron jobs created with Whenever gem that aren't executing in development environment. Solutions for environment configuration, worker processes, and ActiveJob adapters.
Fix 'Missing partial' errors in Ruby on Rails nested partials. Understand Rails partial lookup, underscore/format rules, and quick fixes to render partials.