What are Ruby gems and how do I use them?
Ruby gems are packages of Ruby code that can be used to extend the functionality of your Ruby applications. You can install them using the command gem install <gem_name>
.
Can you give me an example of a popular Ruby gem?
Sure! One popular Ruby gem is 'Rails', which is a web application framework that makes it easier to develop web applications.
How do I find and install a specific gem?
You can search for gems on the RubyGems website or use the command gem search <gem_name>
. To install, use gem install <gem_name>
.
What if I want to update a gem I already have?
You can update a gem by running the command gem update <gem_name>
. This will fetch the latest version available.
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