List all the rake tasks
will only show you documented tasks. In order to list all the tasks, you need to append the
Display the tasks (matching optional PATTERN) with descriptions, then exit.
-AT combination displays all of the tasks contained no description.
Please note that passing
-TA options won't work, however, you can pass them separately.
rake -TA # doesn't work rake -T -A # works
All the above commands could be called via
rails instead of
rake inside a rails project.