Interact with the package manager for the Ruby programming language.

# To search for remote gem(s):
gem search <regexp>

# To search for remote gem(s) and show all available versions:
gem search <regexp> --all

# To install latest version of a gem:
gem install <gemname>

# To install specific version of a gem:
gem install <gemname> --version <1.0.0>

# To update a gem:
gem update <gemname>

# To list all local gems:
gem list

# To uninstall a gem:
gem uninstall <gemname>

# To uninstall specific version of a gem:
gem uninstall <gemname> --version <1.0.0>