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srctweb/_pages/home.html

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                               <a href="https://www.codecademy.com/learn/learn-the-command-line">this tutorial</a>
                               is a great place to begin.
                               If you're already using Linux or macOS,
-                              <a href="http://cli.learncodethehardway.org/book/">this tutorial</a>
+                              <a href="https://www.computervillage.org/articles/CommandLine.pdf">this tutorial</a>
                               is another great resource (ignore the intimidating title) to try things out
                               on your own machine. Once you have a little practice under your belt,
                               try following our documentation to deploy one of our