Install Ruby Using RVM
We will use the rvm (ruby version manager) to install the last stable version of ruby. There some benefits in using rvm, Many OS'es have buggy version of ruby, rvm provides flexibility to use any version and you can get last available version without require to wait or manually install from source.
- Git (for package download)
more details here.
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Download and install RVM for your current user:
$ \curl -L https://get.rvm.io | bash -s stable
2. Reload your Shell Profile
$ source /etc/profile
Try RVM:
$ rvm -v
If not run, Try load your shell profile using:
$ source ~/.profile
3. List RVM Packages:
$ rvm list known
4. Install Ruby 1.9.3
Configure your autolibs to install necessary dependecies (require sudo when install)
$ rvm autolibs 3 # more
Install Ruby 1.9.3
$ (sudo) rvm install 1.9.3
Change to use ruby 1.9.3
$ rvm use 1.9.3
If there is some problem, try:
$ /bin/bash/ --login
$ rvm use 1.9.3
5. Make this version the Default
$ rvm --default use 1.9.3
6. Try Ruby on IRB:
$ irb
2 + 2