Parsing file formats, databases, data mining, and enrichment.
What a JSON parser does and how to parse JSON safely in Python, JavaScript, PHP, and more: nested data, big files, and typical errors, with code examples.
What log parsing is and how to parse server and application logs: formats, regex, tools, and code examples for traffic analysis, debugging, and security.
What MongoDB is, how its document model works, and why it is a favorite store for scraped data — with setup and schema tips. See if NoSQL fits your stack.
Do NoSQL databases store structured, semi-structured, or unstructured data best? A clear answer, plus when to pick NoSQL over SQL. Read the breakdown.
Learn Excel parsing in practice: read .xlsx sheets, formulas, and merged cells in Python, JavaScript, and other languages. Get code examples and avoid pitfalls.
Learn how to parse TXT files: line-by-line reading, delimiters, fixed-width columns, and regex, with code examples in Python, PHP, and more. Read the guide.
How to scrape data from PDF files: extract text and tables, run OCR on scans, and pick the right library, with examples in Python and other languages.
Store scraped data safely: use Python parameterized queries to prevent SQL injection when inserting into a database, with working code. See the examples.
Learn how an RSS feed parser works and how to extract titles, links, and dates from any feed, with code examples and ready-made tools. Read the how-to now.