Linux upgrade Ruby

First, Introduction

Ruby is an open-source, object-oriented programming server-side scripting language that was designed and developed by as まつもとゆきひろ/yukihiro Matsumoto in Japan in the mid 1990s. In the Ruby community, Matsumoto is also known as Matts (Matz). Ruby can run on a variety of platforms, such as Windows, MAC OS, and UNIX versions.

Reference: http://blog.sina.com.cn/s/blog_62739908010168wh.html

Second, installation RVM

Bash-s Stable < < (Curl-s https://~/.RVM/SCRIPTS/RVM

Third, the use of RVM for Ruby installation and switching

Query the ruby that is already installed

RVM List

List known versions of Ruby

RVM list known

Install a ruby version

Install 1.9. 3

Use a ruby version

1.9. 3

If you want to set as the default version, you can

1.9. 3 --default

Uninstalling an installed version

1.9. 2

Linux upgrade Ruby