SCRAPING FIELD NOTES
Practical guides for building reliable data products with web scraping APIs, structured data and automation.
How to
Build a beginner-friendly Zillow price-drop monitor in one Python file. Store first-page observations in SQLite, compare prices by ZPID and avoid duplicate alerts.
How to
Fetch Zillow sale listings through RapidAPI, validate the observed JSON contract, filter and deduplicate records by ZPID, then write a clean UTF-8 file with Python.
