# How can i install ruby in ubuntu

**URL:** <https://www.ruby-forum.com/t/how-can-i-install-ruby-in-ubuntu/68907>\
**Category:** Ruby\
**Created:** [September 16, 2006, 5:20pm UTC](https://www.ruby-forum.com/t/how-can-i-install-ruby-in-ubuntu/68907 "2006-09-16T17:20:41Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![SSSSSSS\_SSS\_SSSSS\_S](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f6c823/32.png) [@SSSSSSS\_SSS\_SSSSS\_S](https://www.ruby-forum.com/u/SSSSSSS_SSS_SSSSS_S)\
**Post date:** [September 16, 2006, 5:20pm UTC](https://www.ruby-forum.com/t/how-can-i-install-ruby-in-ubuntu/68907/1 "2006-09-16T17:20:41Z")

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hi all  
i use “sudo apt-get install ruby1.8 irb1.8 rdoc1.8” install ruby in  
ubuntu ,but after success install , i input " ruby -v " , prompt "  
bash:ruby command not found", why ??  
need other config??

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**Author:** ![SSSSSSS\_SSS\_SSSSS\_S](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f6c823/32.png) [@SSSSSSS\_SSS\_SSSSS\_S](https://www.ruby-forum.com/u/SSSSSSS_SSS_SSSSS_S)\
**Post date:** [September 16, 2006, 5:32pm UTC](https://www.ruby-forum.com/t/how-can-i-install-ruby-in-ubuntu/68907/2 "2006-09-16T17:32:43Z")

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> > > > > “b” == =?utf-8?B?5a+M5Li96aW85bmy?= writes:

b\> i use “sudo apt-get install ruby1.8 irb1.8 rdoc1.8” install ruby  
in  
b\> ubuntu ,but after success install , i input " ruby -v " , prompt "  
b\> bash:ruby command not found", why ??

Well do

sudo apt-get install ruby irb rdoc ri

otherwise the symbolic link /usr/bin/ruby is not created and you must  
call  
ruby1.8

Guy Decoux

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**Author:** ![SSSSSSS\_SSS\_SSSSS\_S](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/f6c823/32.png) [@SSSSSSS\_SSS\_SSSSS\_S](https://www.ruby-forum.com/u/SSSSSSS_SSS_SSSSS_S)\
**Post date:** [September 16, 2006, 6:06pm UTC](https://www.ruby-forum.com/t/how-can-i-install-ruby-in-ubuntu/68907/3 "2006-09-16T18:06:46Z")

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thanks ts