# Need help

**URL:** <https://www.ruby-forum.com/t/need-help/173969>\
**Category:** Ruby\
**Created:** [August 18, 2009, 8:37pm UTC](https://www.ruby-forum.com/t/need-help/173969 "2009-08-18T20:37:15Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ravikanth](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/r/ce7236/32.png) [@ravikanth](https://www.ruby-forum.com/u/ravikanth)\
**Post date:** [August 18, 2009, 8:37pm UTC](https://www.ruby-forum.com/t/need-help/173969/1 "2009-08-18T20:37:15Z")

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when i type ri gc  
the ruby give me the details of gc class  
bu how to come out of it  
i am using terminal in mac

thnx in advance