RubyGems « Language Basics « Ruby

1.RubyGems is a package utility for Ruby
2.getting help on how to issue RubyGems commands:
3.get help on what commands are available (some output truncated). on examples (some output truncated).
5.gem help env
6.Show everything on the RubyGems environment with this command: the RubyGems installation directory:
8.Let's check to see if Ruby on Rails is present with the list command.
9.You can check what dependencies a gem has with the dependency command:

10.To select dependencies as you install a package, skip the --include-dependencies option
11.To update all the gems on your system with all the current versions, use the update command.
12.To uninstall a package with the uninstall command: