No receipt for 'com.apple.pkg.CLTools_Executables' found at '/'. No receipt for 'com.apple.pkg.DeveloperToolsCLILeo' found at '/'. No receipt for 'com.apple.pkg.DeveloperToolsCLI' found at '/'. gyp: No Xcode or CLT version detected! github…

ec2-user:~/environment/todo $ npm run dev したら todo@1.0.0 dev /home/ec2-user/environment/todo webpack-dev-server --inline --progress --config build/webpack.dev.conf.js sh: webpack-dev-server: command not found npm ERR! file sh npm ERR! c…

$ rails generate controller home top と叩いたら /home/ec2-user/.rvm/rubies/ruby-2.6.0/lib/ruby/2.6.0/bundler/rubygems_integration.rb:408:in `block (2 levels) in replace_gem': Error loading the 'sqlite3' Active Record adapter. Missing a gem…