Developers seldom use gem documentation files (they’ll browse the web instead).
Installing gem documentation files takes time, so many developers like to toggle the default so no documentation is installed.
For development on Ubuntu Linux it is best to install the server-side Java Script environment.
In particular, rake should be updated to version 10.2.1 or newer.
Likewise, if you frequently work on more than one computer, a hosted environment eliminates the difficulty of maintaining duplicate development environments.
For these reasons some developers prefer to “work in the cloud” using Cloud9.
This guide doesn’t cover installation of Ruby on Rails for a production server.Installation is relatively easy and widespread help is available in the Rails developer community.You’ll need an easy way to switch between Ruby versions.If this article is useful, please support us and join the Rails Apps project.Ubuntu is a popular platform for Rails development, as are other Unix-based operating systems such as Mac OS X.Just as important, you’ll have a dependency mess if you install gems into the system environment.I recommend to manage Ruby versions and gems because it is popular, well-supported, and full-featured.To develop with Rails on Ubuntu, you’ll need Ruby (an interpreter for the Ruby programming language) plus gems (software libraries) containing the Rails web application development framework.For an overview of what’s changed in each Rails release, see a Ruby on Rails Release History. , the book Learn Ruby on Rails, and recommendations for a Rails tutorial. The Rails Apps project provides example applications that developers use as starter apps.After you’ve built an application and set up a Git Hub repository, you can stay informed with Gemnasium or Version Eye.These services survey your Git Hub repo and send email notifications when gem versions change.