Asked about Getting clean text out of real documents

What would you strip from HTML before indexing?

An answer that works

Navigation, footers, cookie banners and sidebars, because repeated boilerplate appears in every chunk and destroys the discriminating power of retrieval. Keep the heading structure, which is the most useful context available.

Reading an answer is not being able to give one. The section that teaches this is Getting clean text out of real documents, 4 hours of Chunking & document processing.

Learn this properly

Also asked about Chunking & document processing

Why is document parsing the hard part of RAG?How do you handle tables in documents?Someone asks you for the best chunk size. What do you say?How would you chunk documents for retrieval?What is the trade-off in chunk size?Why overlap chunks?