Ruby on Rails and Gem.md

Ruby on Rails and Gem

Gem

sudo gem update --system

sudo gem install cocoapods

# no sudo:
gem install cocoapods --user-install
gem which cocoapods

# gemfile
bundle install
bundle update

/Users/tomsoderlund/.gem/ruby/2.6.0/gems/cocoapods-1.10.0/bin/pod

RVM

rvm list
rvm use

Homebrew

brew uninstall openssl
brew install openssl