A Make-like program for Ruby. Tasks for `rake` are specified in a Rakefile.
Run the `default` Rakefile task
rake
Run a specific task
rake task
Execute `n` jobs at a time in parallel (number of CPU cores + 4 by default)
rake --jobs n
Use a specific Rakefile
rake --rakefile path/to/Rakefile
Execute `rake` from another directory
rake --directory path/to/directory