Umberto Fasci https://umbertofasci.net/blog/ Writing on data science, forecasting and civic data. Also cross-posted to Medium and LinkedIn. quarto-1.10.19 Mon, 19 Oct 2026 00:00:00 GMT [Post title] Umberto Fasci https://umbertofasci.net/blog/2026-10-19-hello-world/ [Opening paragraph. Long-form text is set in Mozilla Text at 18 px with a ~70-character line, so write in normal paragraphs and let the page do the work.]

A section heading

[Body text. Inline code like df.resample("15min") picks up the tinted code style.]

# Code blocks use Fira Code. With `freeze: auto`, chunks you run locally
# are saved in _freeze/ and GitHub Actions reuses the output.
import brand_charts
brand_charts.use()

Embedding an app

[Remove the comment markers above once you have a deployed Streamlit app.]

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