nk:</p>

<pre><code>[Google]: http://google.com/
</code></pre>

<p>Because link names may contain spaces, this shortcut even works for
multiple words in the link text:</p>

<pre><code>Visit [Daring Fireball][] for more information.
</code></pre>

<p>And then define the link:</p>

<pre><code>[Daring Fireball]: http://daringfireball.net/
</code></pre>

<p>Link definitions can be placed anywhere in your Markdown document. I
tend to put them immediately after each paragraph in which they&apos;re
used, but if yo