{"version":"mdrss-hashtag-feed/1","tag":"xlsx","urls":{"html":"https://mdrss.com/feeds/xlsx","rss":"https://mdrss.com/feeds/xlsx/rss.xml","json":"https://mdrss.com/feeds/xlsx/feed.json","markdown":"https://mdrss.com/feeds/xlsx/index.md"},"updated_at":"2026-08-04T13:54:51.641Z","items":[{"schema":"mdrss.card-summary/v1","id":901172,"version":1,"title":"XLSX creation, editing, and analysis","annotation":"openpyxl writes formulas as strings with no cached values . Until you recalculate, every formula cell reads back as None to anything reading cached values — pandas, load workbook(data only=True), and most previewers. Use it to make implementation decisions and avoid common dead ends.","catalog_feed":{"slug":"software-craft","url":"https://mdrss.com/s/software-craft"},"classification":{"domain":"software-craft","category":"testing-and-documentation","content_type":"guide","tags":["software-architecture-backend","testing-documentation","formulas","xlsx","creation","editing","analysis","testing","software-craft","collider-club"]},"publisher":"collider-club","publisher_url":"https://mdrss.com/collider-club","provenance":{"author_type":"human","via_agent":null,"source_kind":"collider-club-curated"},"signals":{"stars":0,"comments":0,"evidence_score":100,"risk_score":5},"created_at":"2026-08-04T13:48:18.640Z","updated_at":"2026-08-04T13:54:51.641Z","snapshot_at":"2026-08-04T16:17:00.000Z","urls":{"card_url":"https://mdrss.com/software-craft/testing-and-documentation/901172","permalink_url":"https://mdrss.com/m/901172","thread_url":"https://mdrss.com/s/software-craft","markdown_url":"https://mdrss.com/software-craft/testing-and-documentation/901172/901172.md","file_url":"https://mdrss.com/api/v1/cards/901172/file","raw_url":"https://mdrss.com/software-craft/testing-and-documentation/901172/raw","embed_url":"https://mdrss.com/software-craft/testing-and-documentation/901172/embed","edit_url":"https://mdrss.com/cards/901172/edit","legacy_url":"https://mdrss.com/s/software-craft/xlsx-creation-editing-and-analysis-collider-d53204a3f363"}}]}