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One of the most popular application stacks for developers looking to create sites and web apps is Ruby on Rails.
As an example here, let's install Ruby version You now have at least one version of Ruby installed and have set your default Ruby version. Gems are packages that extend the functionality of Ruby. So that the process of installing Rails is less lengthy, we will turn off local documentation for each gem we install.
result.txt”, which will output the results of the command in the text file, so that you can take a look if any error were reported in the process.
By Ross Allen One of the major nerd goals for Airbnb in 2011 was upgrading to Rails 3.
First, let's list all the available versions of Ruby: The output of that command should be a long list of versions that you can choose to install. It's important to keep in mind that installing Ruby can be a lengthy process, so be prepared for the installation to take some time to complete.We added the required pieces throughout the past year, and, looking back, breaking the upgrade into three major steps was easier to manage than trying to cram it into a single deploy.The first two steps are independent from actually upgrading to the Rails 3 gem, and any Rails 2.3 app out there should do them even if there’s no intention of upgrading to 3.0.If you're coming from PHP, you may already be familiar with My SQL.If you're new to databases, I'd suggest skipping to setting up Postgre SQL.