How to Install and Uninstall ri Package on Ubuntu 16.04 LTS (Xenial Xerus)

Last updated: May 18,2024

1. Install "ri" package

This guide let you learn how to install ri on Ubuntu 16.04 LTS (Xenial Xerus)


    
        
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                sudo apt update
            
                    
    
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                sudo apt install
            
                        
                ri
            
                    
    
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2. Uninstall "ri" package

This tutorial shows how to uninstall ri on Ubuntu 16.04 LTS (Xenial Xerus):


    
        
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                sudo apt remove
            
                        
                ri
            
                    
    
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                sudo apt autoclean && sudo apt autoremove
            
                    
    
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3. Information about the ri package on Ubuntu 16.04 LTS (Xenial Xerus)

Package: ri
Priority: optional
Section: universe/interpreters
Installed-Size: 16
Maintainer: Ubuntu Developers
Original-Maintainer: Antonio Terceiro
Architecture: all
Source: ruby-defaults
Version: 1:2.3.0+1
Depends: ruby2.3, ruby2.3-doc
Filename: pool/universe/r/ruby-defaults/ri_2.3.0+1_all.deb
Size: 4274
MD5sum: 0741e0466b1db016c035ff5e25044653
SHA1: af2d461194abd451d42e45159d2ecc051419b7ac
SHA256: 4db39b5454b0201bc4bbbb243cfd5ab99cfe2f5d5494cab7184c042f428507a1
Description-en: Ruby Interactive reference
ri is a command line tool that displays descriptions of built-in Ruby
methods, classes, and modules. For methods, it shows you the calling
sequence and a description. For classes and modules, it shows a
synopsis along with a list of the methods the class or module
implements.
.
This package provides ri command and descriptions about Ruby.
This package provides the ri documentation for the Ruby standard library.
The ri executable itself is in the ruby package.
.
This package is a dependency package, which depends on Debian's default Ruby
version (currently v2.3).
Description-md5: 741e16fa789e330b932df4b810714b04
Homepage: http://www.ruby-lang.org/
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Origin: Ubuntu