How to Install Ruby 2.3.3 on CentOS/RHEL with RVM
Ruby is a dynamic, object-oriented programming language. We are using RVM, which stands for Ruby Version Manager. Ruby 2.3.3 provides substantial performance and reliability improvements include frozen string literal pragma, safe navigation operator and many others while maintaining source level backward compatibility with Ruby.
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This tutorial will help you to install Ruby 2.3.3 on CentOS/RHEL using RVM.
Step 1. Install Dependencies
There are few development libraries required to run Ruby on Linux. Use the following command to install recommended packages
# yum install gcc-c++ patch readline readline-devel zlib zlib-devel openssl-devel make # yum install bzip2 autoconf automake libtool bison iconv-devel sqlite-devel libyaml-devel libffi-devel
Step 2. Install RVM
Install the latest stable version of RVM on your system using the following command.
# curl -sSL https://rvm.io/mpapis.asc | gpg --import - # curl -L get.rvm.io | bash -s stable
Step 3. Setup RVM Environment
Also, setup the rvm environment using below command.
# source /etc/profile.d/rvm.sh # rvm reload
Step 4. Install Ruby 2.3.3
You can manage multiple ruby version on a single system using RVM. Use the following command to install the required version of Ruby.
# rvm install 2.3.3
Step 5. Setup Default Ruby Version
Now first check currently installed ruby versions on your system.
# rvm list
rvm rubies * ruby-2.2.4 [ x86_64 ] => ruby-2.3.3 [ x86_64 ] # => - current # =* - current && default # * - default
After that use rvm command to setup default ruby version.
# rvm use 2.3.3 --default
Step 6. Check Current Ruby Version.
Using the following command you can check the ruby version.
# ruby --version
ruby 2.3.3p222 (2016-11-21 revision 56859) [x86_64-linux]
Read our next article to integrate Ruby with Apache web server with easy steps.