Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/cache@v3.0.11. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

[image missing alt-text]: fig/2_indexing.svg

[missing file]: [Looping Over Data Sets](13-looping-data-sets)

[missing file]: [Writing Functions](14-writing-functions)

[missing file]: [Variable Scope](15-scope)

[missing file]: [Coffee](16-coffee)