title: Why start a shell command with a backslash?
body: <pre><code>\curl -L https://get.rvm.io | bash -s stable
  </code></pre>
  
  <p>Why is the command starting with <code>\</code>?
  <a href="https://www.digitalocean.com/community/articles/how-to-install-ruby-on-rails-on-ubuntu-12-04-lts-precise-pangolin-with-rvm" rel="noreferrer">This is the site where I saw it.</a></p>