A Haystack pipeline can be perfectly wired and still unsafe. The retriever returns documents. Every component did its job. But if untrusted text moved through the pipeline as ordinary context, the trust boundary was lost. That is the problem this post is about. Not bad Python. A valid component connection only says: this value fits the next component It does not say: this value is safe to influen
Ages ago when CSS grids came with a repeat() function to simplify defining repetitive columns and rows, I was not alone in wishing for this function to be made generic and work in any context. After seeing Wes Bos on BlueSky wishing for this exact concept, specifically for repeating segments in a shape() definition, I chimed in with my +1's on making repeat() generic across CSS Without delay, @no
Comparison: Haystack 2.0 vs. RAGatouille 0.3 for Building High-Accuracy RAG Pipelines for Developer Docs Retrieval-Augmented Generation (RAG) has become the standard for building LLM-powered tools that answer questions using private or domain-specific data. For developer documentation (dev docs) — which includes technical jargon, versioned APIs, code snippets, and structured reference material —