Updating ruby

Ruby on Rails is one of the most popular application stacks for developers looking to create sites and web apps.The Ruby programming language, combined with the Rails development framework, makes app development simple.

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command to compile and install different versions of Ruby on UNIX-like systems.

You can also use ruby-build without rbenv in environments where you need precise control over Ruby version installation.

I don’t know about you, but my best experiments are full of risk so they eventually blow things up.

When that happens, I can always recover the broken areas without wasting time on a full system restore.

See the ruby-build built-in definitions as a starting point for custom definition files.

You can set certain environment variables to control the build process.

To illustrate, the probably won't break anything, similar scenarios can happen that involve much larger jumps.

(see [1] below for a larger discussion) In order to avoid this problem, when you update a gem, bundler will not update a dependency of that gem if another gem still depends on it. If bundler needs to update a gem that another gem depends on, it will let you know after the update has completed.

See the list of releases for changes in each version.

Installing ruby-build as an rbenv plugin will give you access to the Before you begin, you should ensure that your build environment has the proper system dependencies for compiling the wanted Ruby version (see our recommendations).

Before attempting to upgrade an existing application, you should be sure you have a good reason to upgrade.

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