As far as I can tell, I don't have RVM and I'm afraid of yet another install, in case my system requirements still aren't good enough. If you're able to run OS X 10.6.8, you have enough horsepower to run Ruby and the compiler and command-line tools. I'm running Ruby 1.8.7 (2012-02-08 patchlevel 358) [universal-darwin10.0]'. For those who find this page in the future, I ran into these issues/help pages: Both RVM and rbenv are able to make your life easier.(Runtime Error) gem update --system is disabled on Debian, because it will overwrite the content of the rubygems Debian package, and might break your Debian system in subtle ways.
I need to update my ruby version from 2.0.0 to the latest version, I can not use some gems because my version is not updated.
Remember that you are answering the question for readers in the future, and those people might not know the reasons for your code gem update --system Password: Updating rubygems-update Fetching: rubygems-update-2.6.8(100%) Successfully installed rubygems-update-2.6.8 Parsing documentation for rubygems-update-2.6.8 Installing ri documentation for rubygems-update-2.6.8 Installing darkfish documentation for rubygems-update-2.6.8 Installing Ruby Gems 2.6.8 Ruby Gems 2.6.8 installed Parsing documentation for rubygems-2.6.8 Installing ri documentation for rubygems-2.6.8 ------------------------------------------------------------------------------ Ruby Gems installed the following executables: /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/gem Ruby Interactive (ri) documentation was installed. You may access it like this: ri Classname ri Classname.class_method ri Classname#instance_method Thank you for your interest in this question.
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Then you can have multiple ruby versions at your command without having to disturb the system ruby. All of ruby version managers should install on any version of OSX that supports the build tools required by the Ruby that you want to host.
However, be aware you will need installed the OSX xcode application for your system (available free from the Apple App Store but you need an account) and you will need the optional command line tools for xcode as well (also from the App Store).
If you like the level of detail and explanation in this article, you will like my book and you may want to try my intermediate-level tutorials, the Capstone Rails Tutorials. The Rails Apps project provides example applications that developers use as starter apps.