This simple tutorial will show you how to install Ruby in Ubuntu 12.04,you can choose to install it with or w/o RVM (Ruby Version Manager) Now the latest version of Ruby is 1.9.3 ,so we will show you how to install this version.
Install Ruby without RVM
1.Open a terminal by pressing Ctl+Alt+t
2.Run below commands in your terminal to install ruby 1.9.3
sudo apt-get update sudo apt-get install ruby1.9.3 |
3.Verify the installation use below command
ruby --version |
Uninstallation:
sudo apt-get remove ruby1.9.3 sudo apt-get autoremove |
Install Ruby with RVM
1.Run below command in your terminal to make sure your repository is up to date
sudo apt-get update |
2.Run below commands to install curl/ install RVM /load RVM
sudo apt-get install curl curl -L get.rvm.io | bash -s stable source ~/.rvm/scripts/rvm |
3.Install RVM dependency packages
First run below command
rvm requirements |
then follow the instruction to install dependency packages ,eg:
rvmsudo /usr/bin/apt-get install build-essential openssl libreadline6 libreadline6-dev curl git-core zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev automake libtool bison subversion |
Note:If you get error like “zlibxxx is missing”,please install zlib use command
rvm pkg install zlib |
4.Install ruby 1.9.3 via RVM using below command
rvm install 1.9.3 |
5.If you have other version of ruby installed ,use below command to set version 1.9.3 as default and verify
rvm use 1.9.3 --default ruby --version |