Hi and welcome
Watch out the version number in the right corner. If there is no version number (currently 2.2.4) it is "out-dated". It may still works, but it's likely not a good example to start with.
Try
http://www.esoui.com/downloads/info934-HelloWorld.html
And yes, keeping tutorials up-to-date is work, too
Later on, you may check the "Developer Utilities" category:
http://www.esoui.com/downloads/cat35.html