Command :
sudo install gem packageName -V
If you are installing a packing using Ruby's Gem Install command in terminal and is not working. Then this tutorial will help you.
On this page of the site you can watch the video online [Solved] Gem Install Not Working / Hanging / No Response - Ruby with a duration of hours minute second in good quality, which was uploaded by the user Siva Ganesh 25 August 2014, share the link with friends and acquaintances, this video has already been watched 2,288 times on youtube and it was liked by 7 viewers. Enjoy your viewing!