Installing ruby using homebrew is easy.
Mac ruby update homebrew.
Homebrew macos ruby versions 2 0 and above are included by default in macos releases since at least el capitan 10 11.
Homebrew is package manager for macs which makes installing lots of different software like git ruby and node simpler.
Rbenv global 1 9 3 p125.
Brew update brew tap homebrew dupes brew install autoconf automake apple gcc42 the new gcc will coexist happily alongside the default one.
Use the package manager to install ruby.
The missing package manager for macos or linux.
Older versions of os x are mostly compatible so follow along as far as you can and then google search for any problems you run into.
This will take about 30 minutes.
The command is pretty straightforward.
Alright so now that homebrew is installed we can use it to install a newer version of ruby.
Brew update brew install rbenv brew install ruby build once you have rbenv and ruby build installed you can run the following command to get ruby 1 9 3 installed.
Homebrew lets you avoid possible security problems associated with using the sudo command to install software like node.
Mac admins and power users alike can leverage much of their installation workflows to homebrew by becoming familiar with how it works to manage packages on devices via the cli.
Written on ruby.
Brew install ruby.
Rbenv install 1 9 3 p125 now if you d like to use 1 9 3 by default you can run the following command.
This should install the latest ruby version.
With this homebrew will go out and fetch not only ruby but also any dependencies ruby needs to run.
Homebrew is a commonly used package manager on macos.