I have several versions of a Ruby gem:
$ gem list
rjb (1.3.4, 1.3.3, 1.1.9)
How can I remove old versions but keep the most recent?
I have several versions of a Ruby gem:
$ gem list
rjb (1.3.4, 1.3.3, 1.1.9)
How can I remove old versions but keep the most recent?