...
If you experience permission problems, consult this page of the npm Docs. Depending on your OS, you may need to install as root. There is also a troubleshooting section in the pico-engine code repository.
...
A recommended workflow for writing KRL is found in KRL Programming Workflow. This example uses the local filesystem of the author to host KRL source code.
...
Your URL will be different from the one shown here.
If you're using something like GitHub to host your rulesets, be sure that you supply the "raw" URL. The raw URL returns the file without any page chrome. For example, this is a raw and cooked example of the same ruleset. If you're hosting your rulesets on Amazon S3, be sure the URL is public and can be retrieved using a browser.
...
Having completed this Quickstart, you are prepared to continue with the Events and Queries Lesson